Lumofish Farming: A Scientific and Commercial Guide to Lumpfish Aquaculture, Cleaner Fish Biology, Hatchery Production, Sea Lice Control, Welfare ... and Sustainable Cold-Water Farming Systems. - Couverture souple

Brown, Christopher

 
9798198288812: Lumofish Farming: A Scientific and Commercial Guide to Lumpfish Aquaculture, Cleaner Fish Biology, Hatchery Production, Sea Lice Control, Welfare ... and Sustainable Cold-Water Farming Systems.

Synopsis

Modern aquaculture developed rapidly during the late twentieth century as global demand for seafood increased beyond what wild fisheries could sustainably provide. Among all aquaculture sectors, salmon farming emerged as one of the most technologically advanced and economically valuable industries. Atlantic salmon farming expanded aggressively across Norway, Scotland, Iceland, the Faroe Islands, Canada, and other cold-water coastal regions where environmental conditions favored high-volume marine cage production. However, as production intensified, the industry encountered one of the most destructive biological obstacles in marine aquaculture history: sea lice infestations.
Sea lice are parasitic copepods that attach themselves to the skin, fins, and mucus layers of salmon. These parasites feed on host tissues, creating lesions, physiological stress, secondary infections, reduced growth rates, and in severe outbreaks, large-scale mortality. In densely stocked salmon farms, sea lice populations could reproduce rapidly because thousands of hosts were confined within relatively small marine environments. The industrialization of salmon farming therefore created ideal conditions for parasite amplification.
Initially, salmon producers relied heavily on chemical treatments to control sea lice populations. Anti-parasitic compounds, bath treatments, medicated feeds, and pesticides became standard management tools throughout the industry. While these chemicals initially provided effective control, repeated usage eventually created serious problems. Sea lice began developing resistance to many treatment compounds, making chemical management increasingly ineffective and expensive. Environmental concerns also emerged because chemical discharge into surrounding marine ecosystems raised fears about ecological damage, impacts on non-target organisms, and contamination of coastal habitats.

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