Responsibility
Researchers in Australia are experimenting with a biological control for warmer climates: a parasite-eating shrimp popular with aquarium enthusiasts.
Health & Welfare
Few could argue that a reduction in sea lice-fighting chemicals isn't a win for the fish and for the environment. The downside, however, is that increasing numbers of cleaner fish are being caught for use on salmon farms.
Health & Welfare
An over-reliance on medical and chemical controls, along with warming waters, led to a surge in sea lice. With such treatments waning in effectiveness, operators turn to other, safer measures.