Data and Publications - Registry of Aquatic Pathology View Record Accession number: 217 Host species (latin): Platichthys flesus Common name: Flounder, European Disease/condition: Cryptocotyle infestation Location (host): Skin Aetiology: Cryptocotyle sp. Aetiology: Cryptocotyle sp. Additional Information: Also known as "black spot" Significance: Not significant. Lession: Massive infestation causing marked melanosis. Stains: Location: Coastal waters Area: E. ENGLAND Country: UK Submitter: L.E. Maudesley-Thomas Accession date: 7/21/1981 Images: Working for a sustainable blue future