The signal crayfish, Pacifastacus leniusculus (Dana, 1852) [Crustacea: Decapoda: Astacidae], in the Brugneto Lake (Liguria, NW Italy). The beginning of the invasion of the River Po watershed?

Capurro, M., Galli, L., Mori, M., Salvidio, S., Arillo, A., (2007). Aquatic Invasions 2(1), 17-24. European Research Network on Invasive Species, St Petersburg, Russia. English language

The first record of the non-indigenous signal crayfish Pasifastacus leniusculus in Norway.

Johnsen, S. I., Taugbøl, T., Andersen, O., Museth, J., Vrålstad, T., (2007). Biological Invasions 9(8), 939-941. Springer Science + Business Media, Dordrecht, Netherlands. English language

Implications of hybridization between introduced and resident Orconectes crayfishes.

Perry, W. L., Feder, J. L., Lodge, D. M., (2001). Conservation Biology 15(6), 1656-1666. Blackwell Science, Inc., Malden, USA. English language

British freshwater Crustacea Malacostraca: a key with ecological notes.

Gledhill, T., Sutcliffe, D. W., Williams, W. D., (1993). British freshwater Crustacea Malacostraca: a key with ecological notes., 173 pp. Freshwater Biological Association, Ambleside, UK. English language

An illustrated checklist of the American crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae).

Hobbs, H. H., Jr., (1989). An illustrated checklist of the American crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae), iii + 236 pp. Smithsonian Institution Press, Washington DC, USA. English language