Dubious conger
 The Dubious conger (Bathycongrus dubius) is an eel in the family Congridae (conger/garden eels). It was described by Charles Marcus Breder Jr. in 1927 originally under the genus Pseudoxenomystax. It is a marine deep water-dwelling eel which is known from the western Atlantic Ocean including the United States the Gulf of Mexico Caribbean Sea and the Guianas. It dwells at a depth range of 128-886 metres. Males can reach a maximum total length of 44.3 centimetres.