what is sea lice
Sea lice are small marine parasites that occur naturally on many different species of wild fish including wild adult salmon.Sea lice are planktonic and are transported on the tide.ea Lice & Salmon Farms. Sea lice from salmon farms are one of the most significant threats facing wild salmon in British Columbia. Stocked year round with hundreds of thousands of fish in small areas (net-cages) fish farms are ideal, and unnatural breeding grounds for lice.