Data and Publications - Registry of Aquatic Pathology View Record Accession number: 429 Host species (latin): Callinectes sapidus Common name: Crab, Blue Disease/condition: Grey Crab Disease Location (host): Aetiology: Paramoeba perniciosa Aetiology: Paramoeba perniciosa Additional Information: Significance: Epizootics in wild populations up to approximately 20% Lession: Systemic infection with amoeba amongst the connective tissues. Stains: Location: Chesapeake Bay Area: Country: USA Submitter: Dr. Phyllis T. Johnson Accession date: 2/1/1991 Images: Working for a sustainable blue future