- 21 ™ 
RTLA 1531. Carp, Cyprinus carpio 
Material; One gross specimen with a black spot at the fork of the 
caudal fin 
Habitat; Ohio River; Dashfield Lock and Dam (L & D) 
Diagnosis; Chronic inflammatory reaction 
Submitter; ORSANCO Survey 
RTLA 1532. Carp, Cyprinus carpio 
Material; Eroded caudal, pectoral and pelvic fins 
Habitat; Ohio River; Dashfield L & D 
Diagnosis; Not processed 
Submitter; ORSANCO Survey 
RTLA 1533. White catfish, Ictalurus catus 
Material; Kidney with a white body; a small mesenteric cyst 
Habitat; Ohio River; Dashfield L & D 
Diagnosis; Normal stannius body; cyst not determined 
Submitter; ORSANCO Survey 
RTLA 1534. White catfish, Ictalurus catus 
Material; Fish head with lesion under jaw 
Habitat; Ohio River; Dashfield L & D 
Diagnosis; Ulcerated inflammatory reaction 
Submitter; ORSANCO Survey 
RTLA 1535, White catfish, Ictalurus catus 
Material; Stannius bodies 
Habitat; Ohio River; Dashfield L & D 
Diagnosis; Normal 
Submitter; ORSANCO Survey 
RTLA 1536. Minnow 
Material; Gross specimen with a ventral lesion behind the lower jaw 
Habitat; Ohio River; Hannibal L & D 
Diagnosis; Bacterial granuloma 
Submitter; ORSANCO Survey 
RTLA 1537. Catfish 
Material; A piece of tissue; fish had discolorations on the right 
side, dorsally, just posterior to the operculum 
Habitat; Ohio River; Hannibal L & D 
Diagnosis; Dermal inflammation overlain by thinned goblet cell less 
epidermis 
Submitter; ORSANCO Survey 
RTLA 1538. Gizzard shad, Dorosoma cepediaaum 
Material: Fish head with corneal overgrowth 
Habitat; Ohio River; Hannibal L & D 
Diagnosis; Hemorrhage and fibrosis 
Submitter: ORSANCO Survey 
RTLA 1539. Flathead catfish, Pylodictis olivaris 
