Fish Disease

Andy Goodwin, Fish Pathologist/Inspector(AFS-FHS), Professor/Associate Director UAPB Aquaculture/Fisheries Center

Aquatic Animal Health and Disease

Wet mount of Trichodina from catfish skin (photo by Andy Goodwin).

When fish are living under good conditions with favorable water quality, nutritious food, and optimal temperatures, disease generally occurs only when new bacteria, viruses, or parasites are introduced into the fish’s habitat. When fish are living under less than optimal conditions, their resistance to disease is reduced, and they may be infected by common diseases …