28 Mar 2017
Wild wrasse fisheries for fish farms deplete natural populations – new Norwegian research
New Scientist By Andy Coghlan What’s good for farmed salmon may not be for natural ecosystems. Small fish called wrasse painlessly peck sea lice from the skin of farmed salmon, enabling salmon farmers rely less on powerful pesticides that can harm other marine life. But there’s a catch: the wrasse are fished from the wild, and researchers have […]