Cage modifications can help manage sea lice problems — but care needed

Sea lice are one of the primary problems affecting Atlantic salmon farming, with severe infestations impacting fish health and performance, and the stress of treatments being linked with the development of other diseases. Changes to the sea cages that salmon are often farmed in offers one solution, according to an expert.

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Cage modifications can help manage sea lice problems — but care needed

News & Trends

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China making up for lost time in aquatic vaccine development

China is now responsible for over 70% of global farmed-fish production. Finding appropriate responses to fish disease has not been as rapid, researchers from Huazhong Agricultural University acknowledged — but new options in development suggest that the nation is fast catching up.

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Why prophylactic use of antibiotics poses a problem for aquaculture

Aquaculture needs to change its “widespread and unrestricted” use of prophylactic antibiotics and accelerate the move toward vaccination and more sanitary practices globally, according to Felipe C. Cabello, MD, professor emeritus of microbiology and immunology at New York Medical College.

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Seaweed supplements show promise as immunostimulants in aquaculture

Supplementing the diets of farmed fish with seaweeds or their extracts has “substantial positive impacts” on fish health, growth and survival, according to new analysis by scientists.

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Cleaner-fish health risks highlighted as use in aquaculture rises

Cleaner fish have proved an effective alternative method of sea louse control — but their widespread introduction brings with it a new threat of pathogens and parasites, and available treatments are falling short of requirements.