Caligus sp.

ALSO KNOWN AS: Sea Louse

Caligus species are marine parasitic copepods that infest a wide range of fish, particularly in aquaculture settings. They attach to the skin and gills, leading to lesions, stress, and secondary infections.

Distribution: Global, found in marine environments

Detection Methods: Visual examination of the skin and gills

Hosts: Marine fish, including salmon, trout, and sea bass

Target tissue: Skin, gills