Control of sea lice in seawater fish

摘要

The use of various pyrethroid compounds is disclosed for the treatment of the immature phases of sea lice infestation in fish, such as salmon, and for the prophylaxis of adult sea lice infestation in such fish. Cypermethrin, high-cis-cypermethrin, lambda-cyhalothrin and deltamethrin are shown to be most effective.