Fathead (genus Psychrolutes) trawled during the NORFANZ expedition at a depth between 1013 m and 1340 m, on the Norfolk Ridge, north-west of New Zealand, June 2003. The scientists and crew on board the RV Tangaroa affectionately called this fish 'Mr Blobby'. Note the parasitic copepod on Mr Blobby's mouth.
here are some other fish from that genus:
and finally, what it looks like in water:
not much information on these other than that they feed on sea pens, crabs and mollusks.