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Accession number:

Host species (latin):

Oncorhynchus mykiss

Common name:

Trout, Rainbow Freshwater

Disease/condition:

Muscle necrosis

Location (host):

Skeletal muscle

Aetiology:

Possibly parasitic

Aetiology:

Possibly parasitic

Additional Information:

Significance:

A few two year old fish showing these lesions. Some mortalities were reported.

Lession:

Histology showed muscle necrosis and degeneration with cysts containing bacteria associated with these areas.

Stains:

Location:

Spring fed fish farm

Area:

South Wales

Country:

Submitter:

D. Bucke

Accession date:

9/29/1979

Images: