| Bacteria | | Actinobacteria [phylum] | Clavibacter michiganensis subsp. michiganensis (bacterial canker of tomato) | Present | | | CABI/EPPO, 2009; EPPO, 2014 |
| Bacteria | | Actinobacteria [phylum] | Clavibacter michiganensis subsp. sepedonicus (Potato ring rot) | Present | | | EPPO, 2014 |
| Bacteria | | Actinobacteria [phylum] | Dermatophilus congolensis | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Actinobacteria [phylum] | Mycobacterium avium subspecies paratuberculosis | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Actinobacteria [phylum] | Mycobacterium bovis | Reported present or known to be present | | | OIE Handistatus, 2005 |
| Bacteria | | Firmicutes | Bacillus anthracis | Last reported 1999 | | | OIE Handistatus, 2005 |
| Bacteria | | Firmicutes | Candidatus Phytoplasma asteris (yellow disease phytoplasmas) | Present | | | EPPO, 2014 |
| Bacteria | | Firmicutes | Melissococcus plutonius | Present | | | Al'bert et al., 2002 |
| Bacteria | | Firmicutes | Mycoplasma capricolum subsp. capripneumoniae | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Firmicutes | Mycoplasma gallisepticum | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Firmicutes | Mycoplasma mycoides subsp. mycoides small colony (SC) type | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Firmicutes | Phytoplasma mali (apple proliferation) | Present | | | Valasevich & Schneider, 2016 |
| Bacteria | | Firmicutes | Phytoplasma prunorum (apricot chlorotic leafroll) | Present | | | Valasevich & Schneider, 2016 |
| Bacteria | | Proteobacteria | Brucella ovis | Last reported 1992 | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Brucella suis | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Burkholderia pseudomallei | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Campylobacter fetus subsp. venerealis | Last reported 1995 | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Coxiella burnetii | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Ehrlichia ruminantium | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Erwinia amylovora (fireblight) | Present, few occurrences | | | EPPO, 2014; CABI/EPPO, 2013 |
| Bacteria | | Proteobacteria | Francisella tularensis | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Salmonella abortusovis | Disease never reported | | | OIE, 2009 |
| Bacteria | | Proteobacteria | Salmonella gallinarum | Last reported 1996 | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Salmonella pullorum | Last reported 1997 | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Taylorella equigenitalis | Disease never reported | | | OIE Handistatus, 2005 |
| Bacteria | | Proteobacteria | Xanthomonas axonopodis pv. phaseoli (bean blight) | Present | | | CABI/EPPO, 2007; EPPO, 2014 |
| Eukaryota | Chromista | Oomycota | Phytophthora infestans (Phytophthora blight) | Present | | | Pliakhnevich & Ivaniuk, 2008 |
| Eukaryota | Fungi | Ascomycota | Blumeria graminis (powdery mildew of grasses and cereals) | Present | | | CABI/EPPO, 2004 |
| Eukaryota | Fungi | Ascomycota | Didymella fabae (leaf and pod spot) | Present | Introduced | Yes | UK CAB International, 1993 |
| Eukaryota | Fungi | Ascomycota | Gremmeniella abietina (Brunchorstia disease) | Present | | | EPPO, 2014 |
| Eukaryota | Fungi | Ascomycota | Lachnellula willkommii (European larch canker) | Present | | | EPPO, 2014; UK CAB International, 1989 |
| Eukaryota | Fungi | Ascomycota | Monilinia fructigena (brown rot) | Present | | | CABI/EPPO, 2000; EPPO, 2014 |
| Eukaryota | Fungi | Ascomycota | Mycosphaerella dearnessii (brown spot needle blight) | Present | | | CABI/EPPO, 2010 |
| Eukaryota | Fungi | Ascomycota | Ophiostoma ulmi (Dutch elm disease) | Widespread | Introduced | Yes | Brasier, 1991 |
| Eukaryota | Fungi | Basidiomycota | Cronartium ribicola (white pine blister rust) | Present | | | CABI/EPPO, 2000; EPPO, 2014; Darozhkin & Federau, 1976; Gryshanocivh, 1976 |
| Eukaryota | Fungi | Basidiomycota | Heterobasidion annosum | Widespread | Native | | Korhonen et al., 1992 |
| Eukaryota | Fungi | Basidiomycota | Heterobasidion annosum sensu lato (Heterobasidion root rot) | Present | | | EPPO, 2014 |
| Eukaryota | Fungi | Basidiomycota | Heterobasidion parviporum | Widespread | Native | | Korhonen et al., 1992 |
| Eukaryota | Fungi | Basidiomycota | Puccinia graminis (stem rust of cereals) | Present | | | Konovalova et al., 1970 |
| Eukaryota | Fungi | Chytridiomycota | Synchytrium endobioticum (wart disease of potato) | Restricted distribution | | | EPPO, 2014; CABI/EPPO, 2015 |
| Eukaryota | Metazoa | Annelida | Lumbricus rubellus | Present | Introduced | | Gates, 1972; CAB ABSTRACTS Data Mining 2001 |
| Eukaryota | Metazoa | Annelida | Lumbricus terrestris | Present | Introduced | Yes | Gates, 1972 |
| Eukaryota | Metazoa | Arthropoda | Acrolepiopsis assectella (leek moth) | Present | | | EPPO, 2014; CABI/EPPO, 2007 |
| Eukaryota | Metazoa | Arthropoda | Aphis gossypii (cotton aphid) | Present | | | Prishchepa et al., 2003 |
| Eukaryota | Metazoa | Arthropoda | Cameraria ohridella (horsechestnut leafminer) | Present | Introduced | Yes | Gninenko & Orlinski, 2004; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Ceutorhynchus obstrictus (cabbage seed pod weevil) | Present | | | Prishchepa et al., 2004; Colonnelli, 2004 |
| Eukaryota | Metazoa | Arthropoda | Chelicorophium curvispinum (Caspian mud shrimp) | Present | Introduced | | Wolski, 1930; Mastitsky & Makarevich, 2007; Tischikov & Tischikov, 1999 |
| Eukaryota | Metazoa | Arthropoda | Coccinella septempunctata (seven-spot ladybird) | Present | | | |
| Eukaryota | Metazoa | Arthropoda | Cochliomyia hominivorax (New World screwworm) | No information available | | | OIE, 2009 |
| Eukaryota | Metazoa | Arthropoda | Diabrotica virgifera virgifera (western corn rootworm) | Present, few occurrences | | | CABI/EPPO, 2012; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Dikerogammarus villosus (killer shrimp) | Widespread | Introduced | | Mastitsky & Makarevich, 2007 |
| Eukaryota | Metazoa | Arthropoda | Gypsonoma aceriana (poplar twig borer) | Present | Native | | Kuznetzov, 1978 |
| Eukaryota | Metazoa | Arthropoda | Harmonia axyridis (harlequin ladybird) | Present | | | EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Hylobius abietis (large pine weevil) | Present | | | CABI/EPPO, 2003; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Hylurgops palliatus (lesser spruce shoot beetle) | Widespread | Native | | Solodovnikov, 1999 |
| Eukaryota | Metazoa | Arthropoda | Hylurgus ligniperda (red-haired pine bark beetle) | Present | Native | | Rudnev & Vasechko, 1988; CABI/EPPO, 2010 |
| Eukaryota | Metazoa | Arthropoda | Ips duplicatus (double-spined bark beetle) | Widespread | Native | | Fedorov et al., 1998; CABI/EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Ips typographus (eight-toothed bark beetle) | Widespread | Native | | Fedorov et al., 1998; Djachenko, 1975 |
| Eukaryota | Metazoa | Arthropoda | Leptinotarsa decemlineata (Colorado potato beetle) | Widespread | | | Korol' et al., 1994; CABI/EPPO, 2003; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Lilioceris lilii (lily leaf beetle) | Present | Native | | Fauna Europaea, 2006; CABI/EPPO, 2010 |
| Eukaryota | Metazoa | Arthropoda | Limnomysis benedeni | Localised | Introduced | | Semenchenko et al., 2007 |
| Eukaryota | Metazoa | Arthropoda | Lobesia botrana (grape berry moth) | Present | | | CABI/EPPO, 2012 |
| Eukaryota | Metazoa | Arthropoda | Lymantria dispar (gypsy moth) | Present | | | EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Meligethes aeneus (rape beetle) | Present | | | Lipa & Hokkanen, 1991; CABI/EPPO, 2001 |
| Eukaryota | Metazoa | Arthropoda | Monochamus sutor (small white-marmorated longicorn) | Present | Native | Yes | Althoff & Danilevsky, 1997; CABI/EPPO, 2009; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Myzus persicae (green peach aphid) | Present | | | Prishchepa et al., 2003 |
| Eukaryota | Metazoa | Arthropoda | Neodiprion sertifer (European pine sawfly) | Widespread | Native | | Rywkin, 1957; Kharitonova & Zukhov, 1989 |
| Eukaryota | Metazoa | Arthropoda | Ostrinia nubilalis (European maize borer) | Present | | | Trepashko et al., 2013 |
| Eukaryota | Metazoa | Arthropoda | Phyllonorycter issikii (lime leafminer) | Widespread | Introduced | Yes | Buszko et al., 2000; CABI/EPPO, 2011; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Pieris brassicae (large cabbage white) | Widespread | | | Bunyakin, 1995 |
| Eukaryota | Metazoa | Arthropoda | Pieris rapae (cabbage white butterfly) | Present | | | Prishchepa et al., 2003 |
| Eukaryota | Metazoa | Arthropoda | Pissodes castaneus (small banded pine weevil) | Present | Native | | CAB European, 1998; Lavrova, 1967; EPPO, 2014 |
| Eukaryota | Metazoa | Arthropoda | Plutella xylostella (diamondback moth) | Present | | | Sidlyarevich & Lameko, 2000 |
| Eukaryota | Metazoa | Arthropoda | Pontogammarus robustoides | Present | Introduced | Yes | Mastitsky & Makarevich, 2007 |
| Eukaryota | Metazoa | Arthropoda | Sitophilus oryzae (lesser grain weevil) | Present | | | Ovcharenko et al., 2004 |
| Eukaryota | Metazoa | Arthropoda | Tetranychus urticae (two-spotted spider mite) | Present | | | IIE, 1996 |
| Eukaryota | Metazoa | Arthropoda | Tetropium castaneum (black spruce beetle) | Widespread | Native | | Danilevsky, 2003 |
| Eukaryota | Metazoa | Arthropoda | Tetropium fuscum (brown spruce longhorn beetle) | Widespread | Native | | Danilevsky, 2003 |
| Eukaryota | Metazoa | Arthropoda | Tuta absoluta (tomato leafminer) | Present | | | EPPO, 2016 |
| Eukaryota | Metazoa | Arthropoda | Varroa destructor (Varroa mite) | Present | | | OIE, 2009 |
| Eukaryota | Metazoa | Arthropoda | Vespula germanica (German wasp) | Present | Native | | Archer, 1998; Shlyakhtenok, 2007; Agunovich, 2007 |
| Eukaryota | Metazoa | Arthropoda | Xyleborinus saxesenii (fruit-tree pinhole borer) | Present | Native | | Alexsandrovich et al., 1996 |
| Eukaryota | Metazoa | Arthropoda | Xyleborus dispar (pear blight beetle) | Restricted distribution | Native | | Anon, 1992; Pfeffer, 1995; Stark, 1952; Balachowsky, 1963; Postner, 1974; Schedl, 1981 |
| Eukaryota | Metazoa | Brachiopoda | Bythotrephes longimanus (spiny waterflea) | Widespread | Native | | Ketelaars & Gille, 1994 |
| Eukaryota | Metazoa | Chordata | Alburnus alburnus (bleak) | Present | Native | | Blanc et al., 1971; Froese Pauly, 2004 |
| Eukaryota | Metazoa | Chordata | Ameiurus nebulosus (brown bullhead) | Present | Introduced | | Reshetnikov et al., 1997 |
| Eukaryota | Metazoa | Chordata | Aristichthys nobilis (bighead carp) | Present | Introduced | | DAISIE, 2011 |
| Eukaryota | Metazoa | Chordata | Aspius aspius (asp) | Present | Native | | Froese Pauly, 2004; Froese & Pauly, 2011 |
| Eukaryota | Metazoa | Chordata | Bos taurus (cattle) | Present | | | CAB ABSTRACTS Data Mining 2001 |
| Eukaryota | Metazoa | Chordata | Canis lupus familiaris (dogs) | Present | | | CAB ABSTRACTS Data Mining 2001 |
| Eukaryota | Metazoa | Chordata | Carassius auratus auratus (goldfish) | Present | Introduced | | Froese & Pauly, 2009 |
| Eukaryota | Metazoa | Chordata | Carassius gibelio (Prussian carp) | Widespread | Introduced | Yes | Semenchenko et al., 2011 |
| Eukaryota | Metazoa | Chordata | Clupeonella cultriventris (Black Sea kilka) | Present, few occurrences | Introduced | | Semenchenko et al., 2009 |
| Eukaryota | Metazoa | Chordata | Columba livia (pigeons) | Present | Native | | ISSG, 2011 |
| Eukaryota | Metazoa | Chordata | Coregonus albula (vendace) | Present | Introduced | | Blanc et al., 1971 |
| Eukaryota | Metazoa | Chordata | Ctenopharyngodon idella (grass carp) | Present | Introduced | | FishBase, 2004; Froese Pauly, 2004 |
| Eukaryota | Metazoa | Chordata | Cygnus olor (mute swan) | Present | Native | | ISSG, 2011 |
| Eukaryota | Metazoa | Chordata | Cyprinus carpio (common carp) | Widespread | Introduced | | Blanc et al., 1971 |
| Eukaryota | Metazoa | Chordata | Ictalurus punctatus (channel catfish) | Present | Introduced | | Olenin et al., 2008; Shumak & Mischenko, 1989 |
| Eukaryota | Metazoa | Chordata | Lepomis gibbosus (pumpkinseed) | Present | Introduced | | Copp & Fox, 2007 |
| Eukaryota | Metazoa | Chordata | Lepus europaeus (European hare) | Widespread | Native | | Merkusheva, 1960 |
| Eukaryota | Metazoa | Chordata | Leucaspius delineatus (sunbleak) | Widespread | Native | | Zhukov, 1965; Blanc et al., 1971 |
| Eukaryota | Metazoa | Chordata | Leuciscus leuciscus (common dace) | Widespread | Native | | Blanc et al., 1971 |
| Eukaryota | Metazoa | Chordata | Micropterus salmoides (largemouth bass) | Present | Introduced | | Froese Pauly, 2004 |
| Eukaryota | Metazoa | Chordata | Mustela erminea (ermine) | Present | Native | | ISSG, 2011 |
| Eukaryota | Metazoa | Chordata | Mylopharyngodon piceus (black amur) | Present | Introduced | | DAISIE, 2011 |
| Eukaryota | Metazoa | Chordata | Neogobius fluviatilis (monkey goby) | Localised | Introduced | Yes | Vorontzov, 1937; Datamining 2011 - Invasive Species Databases |
| Eukaryota | Metazoa | Chordata | Neogobius melanostomus (round goby) | Localised | Introduced | Yes | Gulugin & Kunitsky, 1999 |
| Eukaryota | Metazoa | Chordata | Neovison vison (American mink) | Present | Introduced | Yes | ISSG, 2011 |
| Eukaryota | Metazoa | Chordata | Nyctereutes procyonoides (raccoon dog) | Widespread | Introduced | Yes | Sidorovich et al., 2000 |
| Eukaryota | Metazoa | Chordata | Ovis aries musimon (European mouflon) | Present only in captivity/cultivation | Introduced | | Weller, 2001 |
| Eukaryota | Metazoa | Chordata | Perccottus glenii (Amur sleeper) | Widespread | Introduced | | Mastitsky et al., 2010; Lukina, 2011 |
| Eukaryota | Metazoa | Chordata | Phasianus colchicus (common pheasant) | Present | Introduced | | BirdLife International, 2015a |
| Eukaryota | Metazoa | Chordata | Phoxinus phoxinus (European minnow) | Widespread | Native | | Froese & Pauly, 2008 |
| Eukaryota | Metazoa | Chordata | Procyon lotor (raccoon) | Present | Introduced | Yes | Aliev & Sanderson, 1966 |
| Eukaryota | Metazoa | Chordata | Rattus norvegicus (brown rat) | Unconfirmed record | | | CAB Abstracts |
| Eukaryota | Metazoa | Chordata | Rutilus rutilus (roach) | Present | Native | | Kottelat & Freyhof, 2007 |
| Eukaryota | Metazoa | Chordata | Scardinius erythrophthalmus (rudd) | Present | Native | | Froese Pauly, 2004; Blanc et al., 1971 |
| Eukaryota | Metazoa | Chordata | Silurus glanis (wels catfish) | Present | Native | | Froese & Pauly, 2012 |
| Eukaryota | Metazoa | Chordata | Squalius cephalus (European chub) | Present | Native | | Blanc et al., 1971 |
| Eukaryota | Metazoa | Chordata | Sus scrofa [ISC] (feral pig) | Present | Native | | IUCN, 2012 |
| Eukaryota | Metazoa | Chordata | Tinca tinca (tench) | Present | Native | | FishBase, 2004 |
| Eukaryota | Metazoa | Chordata | Tyto alba (Barn owl) | Present | Native | | Bruce, 1999 |
| Eukaryota | Metazoa | Mollusca | Cornu aspersum (common garden snail) | Localised | Introduced | | Institute of Fish Facility, 2009 |
| Eukaryota | Metazoa | Mollusca | Deroceras laeve (meadow slug) | Present | Native | | Fauna Europea, 2015 |
| Eukaryota | Metazoa | Mollusca | Dreissena polymorpha (zebra mussel) | Widespread | Introduced | Yes | Karatayev et al., 2003; Karatayev et al., 2007 |
| Eukaryota | Metazoa | Mollusca | Limax maximus (leopard slug) | Widespread | Introduced | | Likharev & Rammel'meier, 1952; Zemoglyadchuk, 2009 |
| Eukaryota | Metazoa | Nematoda | Anguillicoloides crassus | Present | Introduced | Yes | Moravec, 2006 |
| Eukaryota | Metazoa | Nematoda | Ditylenchus destructor (potato tuber nematode) | Restricted distribution | | | Ivanova, 1971a; Ivanova, 1971b; EPPO, 2014; CABI/EPPO, 2013 |
| Eukaryota | Metazoa | Nematoda | Ditylenchus dipsaci (stem and bulb nematode) | Present | | | Ivanova, 1976; Ivanova, 1984; CABI/EPPO, 2009; EPPO, 2014 |
| Eukaryota | Metazoa | Nematoda | Globodera pallida (white potato cyst nematode) | Absent, confirmed by survey | | | EPPO, 2014 |
| Eukaryota | Metazoa | Nematoda | Globodera rostochiensis (yellow potato cyst nematode) | Present | Introduced | Yes | Ponin et al., 1978; CABI/EPPO, 2011; EPPO, 2014 |
| Eukaryota | Metazoa | Nematoda | Meloidogyne hapla (root knot nematode) | Present | | | Gladkaya, 1983; CABI/EPPO, 2002 |
| Eukaryota | Metazoa | Nematoda | Meloidogyne incognita (root-knot nematode) | Restricted distribution | | | CABI/EPPO, 2002 |
| Eukaryota | Metazoa | Nematoda | Trichinella | Reported present or known to be present | | | OIE Handistatus, 2005 |
| Eukaryota | Metazoa | Platyhelminthes | Bothriocephalus acheilognathi | Present | | | Dubinina, 1987 |
| Eukaryota | Metazoa | Platyhelminthes | Taenia solium | Disease not reported | | | OIE, 2009 |
| Eukaryota | Planctomycetes [kingdom] | | Chlamydophila abortus | Disease never reported | | | OIE Handistatus, 2005 |
| Eukaryota | Plantae | Pteridophyta | Pteridium aquilinum (bracken) | Widespread | Native | | Tutin & et al, 1964 |
| Eukaryota | Plantae | Spermatophyta | Acer platanoides (Norway maple) | Present | Native | | |
| Eukaryota | Plantae | Spermatophyta | Acer pseudoplatanus (sycamore) | Present | Introduced | | |
| Eukaryota | Plantae | Spermatophyta | Aegilops cylindrica | Present, few occurrences | Introduced | | Slageren MWvan, 1994 |
| Eukaryota | Plantae | Spermatophyta | Agrostis capillaris (common bent) | Present | Native | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Aira caryophyllea (silver hairgrass) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Alliaria petiolata (garlic mustard) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Alnus glutinosa (European alder) | Present | Native | | |
| Eukaryota | Plantae | Spermatophyta | Alopecurus pratensis (meadow foxtail) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Alyssum desertorum (desert madwort) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Amaranthus blitum (livid amaranth) | Present | | | Dmitrieva, 1986 |
| Eukaryota | Plantae | Spermatophyta | Ambrosia artemisiifolia (common ragweed) | Present | Introduced | | Euro+Med, 2016 |
| Eukaryota | Plantae | Spermatophyta | Ambrosia trifida (giant ragweed) | Present | Introduced | | EPPO, 2014; USDA-ARS, 2016; DAISIE, 2016; Euro+Med, 2016 |
| Eukaryota | Plantae | Spermatophyta | Anthemis cotula (dog fennel) | Present | Introduced | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Anthoxanthum odoratum (sweet vernal grass) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Arrhenatherum elatius (false oat-grass) | Present | Native | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Berberis thunbergii (Japanese barberry) | Present | Introduced | | Shapiro et al., 1983 |
| Eukaryota | Plantae | Spermatophyta | Bidens frondosa (beggarticks) | Present | Introduced | | USDA-ARS, 2014 |
| Eukaryota | Plantae | Spermatophyta | Brachypodium sylvaticum (slender false brome) | Present | | | CBG NASB MSKH, 2009 |
| Eukaryota | Plantae | Spermatophyta | Brassica nigra (black mustard) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Bromus hordeaceus (soft brome) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Bromus japonicus (Japanese brome) | Present | Introduced | | USDA-ARS, 2016; Royal Botanic Gardens Kew, 2016 |
| Eukaryota | Plantae | Spermatophyta | Bromus secalinus (rye brome) | Present | Native | | Royal Botanic Gardens Kew, 2016 |
| Eukaryota | Plantae | Spermatophyta | Bromus tectorum (downy brome) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Bunias orientalis (Turkish warty-cabbage) | Present | Introduced | | DAISIE, 2009; Flora Italiana, 2009 |
| Eukaryota | Plantae | Spermatophyta | Cannabis sativa (hemp) | Present | | | Karus et al., 2000 |
| Eukaryota | Plantae | Spermatophyta | Centaurea stoebe subsp. micranthos (spotted knapweed) | Present | Introduced | Yes | Ochsmann, 2001a |
| Eukaryota | Plantae | Spermatophyta | Ceratocephala testiculata (bur buttercup) | Present | Native | | GBIF, 2016 |
| Eukaryota | Plantae | Spermatophyta | Cirsium arvense (creeping thistle) | Present | Native | Yes | USDA-ARS, 2004; Padenov & Shcherbackov, 2002 |
| Eukaryota | Plantae | Spermatophyta | Cirsium vulgare (spear thistle) | Present | Native | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Conium maculatum (poison hemlock) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Convolvulus arvensis (bindweed) | Present | | | Stace, 1972 |
| Eukaryota | Plantae | Spermatophyta | Conyza canadensis (Canadian fleabane) | Present | Introduced | Yes | Cronquist, 1976 |
| Eukaryota | Plantae | Spermatophyta | Crataegus monogyna (hawthorn) | Present | | | CABI, 2005 |
| Eukaryota | Plantae | Spermatophyta | Crypsis schoenoides (swamp pricklegrass) | Present | Native | | eMonocot, 2015 |
| Eukaryota | Plantae | Spermatophyta | Cuscuta epithymum (alfalfa dodder) | Present | Native | | USDA, 2003 |
| Eukaryota | Plantae | Spermatophyta | Cynodon dactylon (Bermuda grass) | Present | Introduced | | DAISIE, 2014 |
| Eukaryota | Plantae | Spermatophyta | Cynoglossum officinale (hound's tongue) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Cytisus scoparius (Scotch broom) | Present | Native | | Heywood & Ball, 1968 |
| Eukaryota | Plantae | Spermatophyta | Dactylis glomerata (cocksfoot) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Danthonia decumbens (heath grass) | Present | Native | | USDA-ARS, 2015; Roskov et al., 2015 |
| Eukaryota | Plantae | Spermatophyta | Descurainia sophia (flixweed) | Present | Native | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Echinochloa colona (junglerice) | Present | Introduced | | DAISIE, 2014 |
| Eukaryota | Plantae | Spermatophyta | Echinochloa crus-galli (barnyard grass) | Present | Introduced | | USDA-ARS, 2014 |
| Eukaryota | Plantae | Spermatophyta | Elaeagnus angustifolia (Russian olive) | Present | Native | | USDA-ARS, 2008 |
| Eukaryota | Plantae | Spermatophyta | Elymus repens (quackgrass) | Present | | | Mironenko & Khodortsov, 1978 |
| Eukaryota | Plantae | Spermatophyta | Erodium botrys (long-beaked stork's bill) | Present | Native | | Euro+Med Plantbase, 2013 |
| Eukaryota | Plantae | Spermatophyta | Erodium cicutarium (common storksbill) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Euphorbia esula (leafy spurge) | Present | Native | | USDA-ARS, 2003a |
| Eukaryota | Plantae | Spermatophyta | Fallopia convolvulus (black bindweed) | Present | | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Festuca arundinacea (tall fescue) | Present | Native | | eMonocot, 2016 |
| Eukaryota | Plantae | Spermatophyta | Festuca pratensis (meadow fescue) | Present | Native | | GrassWorld, 2016 |
| Eukaryota | Plantae | Spermatophyta | Fragaria vesca (wild strawberry) | Present | Native | | Darrow, 1966 |
| Eukaryota | Plantae | Spermatophyta | Frangula alnus (alder buckthorn) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Galinsoga parviflora (gallant soldier) | Present | Introduced | | USDA-ARS, 2014 |
| Eukaryota | Plantae | Spermatophyta | Glechoma hederacea (ground ivy) | Present | Native | | USDA-NRCS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Glyceria declinata (small sweet grass) | Present | Native | | Tsvelev, 2006 |
| Eukaryota | Plantae | Spermatophyta | Glyceria maxima (reed sweet-grass) | Present | Native | | USDA-ARS, 2009 |
| Eukaryota | Plantae | Spermatophyta | Gypsophila paniculata (baby’s breath) | Present | Native | | USDA-ARS, 2014 |
| Eukaryota | Plantae | Spermatophyta | Hedera helix (ivy) | Widespread | Native | | Tutin et al., 1968 |
| Eukaryota | Plantae | Spermatophyta | Helminthotheca echioides (bristly oxtongue) | Present | Introduced | | DAISIE, 2015 |
| Eukaryota | Plantae | Spermatophyta | Heracleum sosnowskyi (Sosnowskyi's hogweed) | Present, few occurrences | Introduced | Yes | Jahodová et al., 2007a; EPPO, 2014 |
| Eukaryota | Plantae | Spermatophyta | Hirschfeldia incana (shortpod mustard) | Present | Introduced | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Holcus lanatus (common velvet grass) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Hydrilla verticillata (hydrilla) | Restricted distribution | | | Tutin et al., 1972; Pieterse, 1981 |
| Eukaryota | Plantae | Spermatophyta | Hydrocharis morsus-ranae | Present | Native | | USDA-GRIN, 2002 |
| Eukaryota | Plantae | Spermatophyta | Hyoscyamus niger (black henbane) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Hypericum perforatum (St John's wort) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Hypochaeris radicata (cat's ear) | Present | Native | | USDA-NRCS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Impatiens parviflora (small balsam) | Present | Introduced | | Hulten & Fries, 1986; USDA-ARS, 2008 |
| Eukaryota | Plantae | Spermatophyta | Inula britannica (british yellowhead) | Present | Native | | USDA-ARS, 2011 |
| Eukaryota | Plantae | Spermatophyta | Isatis tinctoria (dyers woad) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Juncus effusus (common rush) | Present | Native | | Kirschner, 2002 |
| Eukaryota | Plantae | Spermatophyta | Juncus tenuis (slender rush) | Present | Introduced | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Lamium amplexicaule (henbit deadnettle) | Present | Native | | USDA-ARS, 2003; Royal Botanic Garden Edinburgh, 2003 |
| Eukaryota | Plantae | Spermatophyta | Lepidium latifolium (perennial pepperweed) | Present | Introduced | | USDA-ARS, 2012 |
| Eukaryota | Plantae | Spermatophyta | Lepidium perfoliatum (clasping pepperweed) | Present | Introduced | | USDA-ARS, 2016; DAISIE, 2016 |
| Eukaryota | Plantae | Spermatophyta | Leucanthemum vulgare (oxeye daisy) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Linaria vulgaris (common toadflax) | Present | Native | | USDA-ARS, 2015; USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Lolium perenne (perennial ryegrass) | Present | Native | | eMonocot, 2013 |
| Eukaryota | Plantae | Spermatophyta | Lupinus polyphyllus (garden lupin) | Present | Introduced | | ILDIS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Lythrum salicaria (purple loosestrife) | Present | Native | | USDA-ARS, 2007 |
| Eukaryota | Plantae | Spermatophyta | Malva pusilla (round-leaved mallow) | Present | | | USDA-ARS, 2014 |
| Eukaryota | Plantae | Spermatophyta | Marrubium vulgare (horehound) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Melilotus albus (honey clover) | Present | Native | | |
| Eukaryota | Plantae | Spermatophyta | Nymphoides peltata (yellow floating-heart) | Present | Native | | USDA-ARS, 2008 |
| Eukaryota | Plantae | Spermatophyta | Orobanche cumana (sunflower broomrape) | Present | | | ITIS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Orobanche ramosa (branched broomrape) | Present | Native | | USDA-ARS, 2008 |
| Eukaryota | Plantae | Spermatophyta | Pastinaca sativa (parsnip) | Present | Native | | Euro+Med PlantBase, 2011 |
| Eukaryota | Plantae | Spermatophyta | Phalaris arundinacea (reed canary grass) | Present | Native | | USDA-ARS2003 |
| Eukaryota | Plantae | Spermatophyta | Phalaris minor (littleseed canarygrass) | Present | | | Tret'yakov, 1988 |
| Eukaryota | Plantae | Spermatophyta | Phleum pratense (timothy grass) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Pilosella aurantiaca (orange hawkweed) | Present | Native | | Tikhomirov, 2000 |
| Eukaryota | Plantae | Spermatophyta | Pilosella caespitosa (yellow hawkweed) | Present | Native | | Sell & West, 1976; Tikhomirov, 2000 |
| Eukaryota | Plantae | Spermatophyta | Pilosella officinarum (mouse-ear hawkweed) | Present | Native | | Tikhomirow, 2000 |
| Eukaryota | Plantae | Spermatophyta | Plantago lanceolata (ribwort plantain) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Poa annua (annual meadowgrass) | Present | Native | | Clayton et al., 2014 |
| Eukaryota | Plantae | Spermatophyta | Poa compressa (Canada bluegrass) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Poa nemoralis (wood bluegrass) | Present | Native | | USDA-ARS, 2016 |
| Eukaryota | Plantae | Spermatophyta | Poa pratensis (smooth meadow-grass) | Present | Native | | ISSG, 2015; Euro+Med, 2016 |
| Eukaryota | Plantae | Spermatophyta | Polygonum aviculare (prostrate knotweed) | Present | | | Jalas & Suominen, 1979 |
| Eukaryota | Plantae | Spermatophyta | Polygonum lapathifolium (pale persicaria) | Widespread | | | TUTIN & ET, 1964 |
| Eukaryota | Plantae | Spermatophyta | Polygonum persicaria (redshank) | Present | Native | | Royal Botanic Garden Edinburgh, 2003 |
| Eukaryota | Plantae | Spermatophyta | Populus alba (silver-leaf poplar) | Present | Native | | USDA-ARS, 2008 |
| Eukaryota | Plantae | Spermatophyta | Populus nigra (black poplar) | Present | | | |
| Eukaryota | Plantae | Spermatophyta | Prunella vulgaris (self-heal) | Present | Native | | WCSP, 2016 |
| Eukaryota | Plantae | Spermatophyta | Prunus serotina (black cherry) | Present | Introduced | | EPPO, 2014 |
| Eukaryota | Plantae | Spermatophyta | Raphanus raphanistrum (wild radish) | Present | | | USDA, 1998; Tutin et al.,1981 |
| Eukaryota | Plantae | Spermatophyta | Rhamnus cathartica (buckthorn) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Robinia pseudoacacia (black locust) | Present | Introduced | | World Agroforestry Centre, 2002 |
| Eukaryota | Plantae | Spermatophyta | Rosa rugosa (rugosa rose) | Present | Introduced | | Bruun, 2005 |
| Eukaryota | Plantae | Spermatophyta | Rudbeckia laciniata (cutleaf coneflower) | Present | Introduced | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Rumex acetosella (sheep's sorrel) | Present | Native | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Rumex obtusifolius (broad-leaved dock) | Present | Native | | Rechinger & Akeroyd, 1993 |
| Eukaryota | Plantae | Spermatophyta | Salix cinerea (grey sallow) | Present | Native | | USDA-ARS, 2008 |
| Eukaryota | Plantae | Spermatophyta | Salix fragilis (crack willow) | Present | Native | | |
| Eukaryota | Plantae | Spermatophyta | Sambucus nigra (elder) | Present | Native | | USDA-ARS, 2003 |
| Eukaryota | Plantae | Spermatophyta | Senecio jacobaea (common ragwort) | Widespread | Native | | Komarov et al., 1961 |
| Eukaryota | Plantae | Spermatophyta | Senecio vulgaris | Widespread | Native | | Komarov et al., 1961; Chater & Walters, 1976 |
| Eukaryota | Plantae | Spermatophyta | Setaria faberi (giant foxtail) | Restricted distribution | | | Tret'yakov, 1988 |
| Eukaryota | Plantae | Spermatophyta | Setaria verticillata (bristly foxtail) | Present | Introduced | | USDA-ARS, 2012 |
| Eukaryota | Plantae | Spermatophyta | Setaria viridis (green foxtail) | Present | | | Dmitrieva, 1985 |
| Eukaryota | Plantae | Spermatophyta | Silene gallica (common catchfly) | Present | Introduced | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Silene latifolia subsp. alba (white campion) | Present | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Silybum marianum (variegated thistle) | Present | Introduced | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Sisymbrium irio | Present | Introduced | | USDA-ARS, 2013 |
| Eukaryota | Plantae | Spermatophyta | Solidago canadensis (Canadian goldenrod) | Present | Introduced | | Royal Botanic Garden Edinburgh, 2014; EPPO, 2014 |
| Eukaryota | Plantae | Spermatophyta | Sonchus oleraceus (common sowthistle) | Present | Native | | Boulos, 1976; USDA-ARS, 2014 |
| Eukaryota | Plantae | Spermatophyta | Sorghum halepense (Johnson grass) | Present | Introduced | | Tretyakov, 1988 |
| Eukaryota | Plantae | Spermatophyta | Spergula arvensis (corn spurry) | Present | | | Ratter & Akeroyd, 1993; Tereshschuk et al., 1996 |
| Eukaryota | Plantae | Spermatophyta | Tanacetum vulgare (tansy) | Widespread | Native | | Heywood, 1976 |
| Eukaryota | Plantae | Spermatophyta | Taraxacum officinale complex (dandelion) | Present | Introduced | | Garanovich & Bibikov, 1974 |
| Eukaryota | Plantae | Spermatophyta | Thlaspi arvense (field pennycress) | Present | | | USDA et al., 1998 |
| Eukaryota | Plantae | Spermatophyta | Trapa natans (waterchestnut) | Present | Native | | ISSG, 2007 |
| Eukaryota | Plantae | Spermatophyta | Typha angustifolia (lesser bulrush) | Present | Native | | Chambers et al., 2008 |
| Eukaryota | Plantae | Spermatophyta | Typha latifolia (broadleaf cattail) | Present | Native | | USDA-ARS, 2010 |
| Eukaryota | Plantae | Spermatophyta | Urtica dioica (stinging nettle) | Widespread | Native | | USDA-ARS, 2015 |
| Eukaryota | Plantae | Spermatophyta | Verbascum thapsus (common mullein) | Present | Native | | ISSG, 2014 |
| Eukaryota | Plantae | Spermatophyta | Vicia villosa (hairy vetch) | Present | Native | | ILDIS, 2015 |
| Eukaryota | Protista | Protozoa | Plasmodium relictum | Present | Native | | Beadell et al., 2006; Dyl'ko, 1966 |
| Eukaryota | Protista | Protozoa | Toxoplasma gondii | Disease never reported | | | OIE Handistatus, 2005 |
| Eukaryota | Protista | Protozoa | Tritrichomonas foetus | Last reported 1960 | | | OIE Handistatus, 2005 |
| Eukaryota | Protista | Protozoa | Trypanosoma equiperdum | Disease never reported | | | OIE Handistatus, 2005 |
| Eukaryota | Protista | Protozoa | Trypanosoma evansi | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | African horse sickness virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | African swine fever virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | alcelaphine herpesvirus 1 | Last reported 1997 | | | OIE Handistatus, 2005 |
| Virus | | | Arterivirus | No information available | | | OIE Handistatus, 2005 |
| Virus | | | avian infectious bronchitis virus | Last reported 1996 | | | OIE Handistatus, 2005 |
| Virus | | | Avipoxvirus | Present | | | OIE Handistatus, 2005 |
| Virus | | | bluetongue virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | bovine herpesvirus 1 | Reported present or known to be present | | | OIE Handistatus, 2005 |
| Virus | | | bovine leukemia virus | No information available | | | OIE Handistatus, 2005 |
| Virus | | | bovine viral diarrhea virus | Reported present or known to be present | | | OIE Handistatus, 2005 |
| Virus | | | caprine arthritis encephalitis virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | classical swine fever virus | Last reported 1995 | | | OIE Handistatus, 2005 |
| Virus | | | duck hepatitis A virus | Last reported 1996 | | | OIE Handistatus, 2005 |
| Virus | | | equine arteritis virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | equine infectious anaemia virus | No information available | | | OIE Handistatus, 2005 |
| Virus | | | equine influenzavirus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | foot-and-mouth disease virus | Last reported 1982 | | | OIE Handistatus, 2005 |
| Virus | | | Gallid herpesvirus 2 | Reported present or known to be present | | | OIE Handistatus, 2005 |
| Virus | | | infectious bursal disease virus | No information available | | | OIE Handistatus, 2005 |
| Virus | | | infectious haematopoietic necrosis virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | influenza A virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | Japanese encephalitis virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | lumpy skin disease virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | myxoma virus | Last reported 1985 | | | OIE Handistatus, 2005 |
| Virus | | | Nairobi sheep disease virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | peste des petits ruminants virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | Plum pox virus (sharka) | Present | | | EPPO, 2014 |
| Virus | | | Potato spindle tuber viroid (spindle tuber of potato) | Widespread | | | CABI/EPPO, 2014; EPPO, 2014 |
| Virus | | | rabbit hemorrhagic disease virus | Last reported 1988 | | | OIE Handistatus, 2005 |
| Virus | | | rabies virus | Reported present or known to be present | | | OIE Handistatus, 2005 |
| Virus | | | Rift Valley fever virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | rinderpest virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | Suid herpesvirus 1 | No information available | | | OIE Handistatus, 2005 |
| Virus | | | swine vesicular disease virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | Taura syndrome virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | Venezuelan equine encephalitis virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | vesicular stomatitis virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | viral hemorrhagic septicaemia virus | Disease never reported | | | OIE Handistatus, 2005 |
| Virus | | | visna/maedi virus | Disease never reported | | | OIE Handistatus, 2005 |