This paper discusses fish health and welfare. The Aquaculture Operations Regulations is in many ways a practical handbook for how to handle fish for the best possible fish health and welfare. Awareness raising of all who handle living fish is important for the holistic understanding of fish health...

Following a brief account of the socioeconomic situation in Denmark, the place within it occupied by fishing is presented. As the demand for fish, including organically-reared fish, is increasing because of its recognised place in a healthy diet, the higher demands put pressure on fisheries, in...

The purpose of the study was to collect and analyse existing information on organic fish farming from Denmark and other countries, and to identify the main problems that need to be overcome. Targets set for 2015 are that 10% (10 000 tons) of fish produced will be organic; that at least three fish...

Within the context of the greater demand for fish as a healthy food, the disadvantages and benefits of introducing fish farming are being considered in Denmark, a country with traditionally strong views on environmental protection. Some of the many questions raised on this issue are discussed in...

In Denmark, the annual production of farmed freshwater and saltwater rainbow trout is 35 000 and 9500 tonnes respectively. Details are given of disease prevention, genetics and nutrition. An account is also given of recent research on methods of tanning fish skins for the production of bags, shoes, ...

Global warming appears to influence the epizootiology in Danish aquaculture. In eel-farming, Vibrio vulnificus has caused serious problems. The pathogenic serovars E and A are apparently introduced by imported glass eel, while other serovars (03, 03/04) being present in Denmark only, but also human ...

A brief general description of nematodes is given, with special emphasis on those found in fish, in particular the trout. Anisakis and Thynnascaris found naturally infecting marine fish are introduced into fish farms through the fish feedstuffs. Levamisole (Decaris vet.) had been successfully used ...

Experience with the vaccine on 3 Danish fish farms in 1987 is reported; mortality was reduced from 7.1 to 3.2%. A general account of the vaccination procedure and its usefulness is given.

The use of Inoxyl (oxolinic acid) in sea trout (Salmo trutta) against Yersinia ruckeri, Aeromonas salmonicida, A. hydrophila, Aeromonas sp. and Vibrio anguillarum is described and compared with the efficacy of flumequine and trimethoprim + sulfamethoxazole against the same bacteria. A dose of 50 mg ...