(Phys.org)—An "unexpectedly large" number of free-ranging salmon are being killed by parasitic lice in European waters every year, according to the results of a major international study.
Ecology
Nov 7, 2012
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Ballan wrasse are picky eaters when young. As adults, they eat sea lice off the skin of salmon – which makes them valuable to fish farmers. But as juveniles, wrasse want to be served shrimp.
Ecology
Aug 27, 2012
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Ballan wrasse and goldsinny wrasse are currently the principal biological weapons to fight sea lice at fish farms in Trøndelag county and further south. As these two species are sensitive to cold temperatures, they would ...
Ecology
Aug 27, 2012
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An international team of researchers has now sequenced nearly the entire genetic material of the sea louse. On 1 March the Institute of Marine Research gave the world open access to this research source, which could enable ...
Biotechnology
May 29, 2012
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(PhysOrg.com) -- A new study on the impacts of lice on wild salmon published today by an independent team of academic researchers in the Proceedings of the National Academy of Sciences (PNAS) confirmed what many previous ...
Ecology
Aug 22, 2011
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University of Maine researchers have published a paper in which they demonstrate that the blue mussel can eat larvae of the sea louse, a parasitic pest that has recently made a comeback on fish farms, decimating populations ...
Ecology
Apr 28, 2011
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A new UC Davis study contradicts earlier reports that salmon farms were responsible for the 2002 population crash of wild pink salmon in the Broughton Archipelago of western Canada.
Ecology
Dec 13, 2010
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Salmon farms are transferring parasitic sea lice to wild salmon over a much wider region than first thought. That’s the conclusion of a newly published article called Evidence of farm-induced parasite infestations on ...
Ecology
Nov 9, 2010
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