Blackgut conger
Gnathophis bathytopos
- Least concern
- Card rarity: Common
- Fish

Gnathophis bathytopos, the blackgut conger, is an eel in the family Congridae. It was described by David G. Smith and Robert H. Kanazawa in 1977. It is a marine, deep water-dwelling eel which is known from the Straits of Florida, USA, and the southeastern Gulf of Mexico, in the western Atlantic Ocean. It dwells at a depth range of 180–370 meters. Males can reach a maximum total length of 35 cm.
Classification
- Class
- Actinopterygii
- Order
- Anguilliformes
- Family
- Congridae
- Genus
- Gnathophis