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RTLA 1539 (contd.) 
Material: Viscera 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Hepatic arteritis 
Submitter: ORSANCO Survey 
RTLA 1540. Channel catfish, Ictalurus punctatus 
Material: Gut with parasite; eye lesion 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Cestode; paraorbital inflammation and scarring 
Submitter: ORSANCO Survey 
RTLA 1541. Channel catfish, Ictalurus punctatus 
Material: Two pieces of anal tissue showing apparent erosion 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Ulcerative inflammatory reaction 
Submitter: ORSANCO Survey 
RTLA 1542. Channel catfish, Ictalurus punctatus 
Material: Two pieces of a black skin lesion 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Epidermoid cyst 
Submitter: ORSANCO Survey 
RTLA 1543. Channel catfish, Ictalurus punctatus 
Material: Skin lesion removed from lower jaw 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Inflammation of the dermis 
Submitter: ORSANCO Survey 
RTLA 1544. Bullhead, Ictalurus sp. 
Material: Caudal fin with pigmented spot 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Partially sloughed epidermis allowed basal melanin layer 
to show through 
Submitter: ORSANCO Survey 
RTLA 1545. Channel catfish, Ictalurus punctatus 
Material: An opaque eye 
Habitat: Ohio River; Hannibal L & D 
Diagnosis: Inflammation and fibrosis of anterior chamber 
Submitter: ORSANCO Survey 
RTLA 1546. Carp, C yprinus carplo 
Material: Two opaque eyes 
Habitat: Ohic l^vei, Hannibal L & D 
Diagnosis: Paraorbital hemorrhage 
Submitter: ORSANCO Survey 
RTLA 1547. Mirror scale carp, Cyprinus carpio 
Material: Right pectoral fin with pigmented spot 
Habitat: Ohio River; Hannibal L & D 
