News tagged with lice

Finicky young wrasse want shrimp

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.

Aug 27, 2012 4 / 5 (1) 0

New promise in sea lice-eating lumpfish

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, ...

Aug 27, 2012 4 / 5 (1) 0