Pachycara crassiceps is a species of marine ray-finned fish belonging to the family Zoarcidae, the eelpouts.

It has a small head with its palatine teeth do not point backwards and are set in a double row at the front of the bone at a minimum.

This species is uniformly black or dark chocolate brown in colour with a blue eye and a bluish tinge on the belly in juveniles, black in adults.

[2] Pachycara crassiceps is found in the eastern Atlantic Ocean where it has been recorded off southwest Ireland, in the Bay of Biscay, the Canary Islands and off Mauritania and Senegal.

[2] This is a benthic specieswhich lives on muddy substrates at depths ranging between 652 and 2,191 m (2,139 and 7,188 ft).