Family: |
Psychrolutidae (Fatheads) |
Max. size: |
10 cm SL (male/unsexed) |
Environment: |
bathydemersal; marine; depth range - 1650 m |
Distribution: |
Southern Ocean: South Georgia Island. |
Diagnosis: |
Dorsal spines (total): 13-13; Dorsal soft rays (total): 28-28; Anal spines: 0-0; Anal soft rays: 36-36; Vertebrae: 49-49. Two barbels on lower jaw at corner of mouth; body flaccid, naked; all fin rays unbranched; 7 branchiostegal rays.; 2 pairs of nostrils; no teeth on vomer and palatines; slit absent to rear of last gill; gill membranes fused with interbranchial space, not forming a free fold at the rear; scapula and coracoid separated; scapular foramen narrow, open to cleithrum; 2 radials in the skeleton of the pectoral fin, interradial foramina absent; postcleithrum absent; pelvic fins without spiny ray; first proximal pterygiophore of dorsal fin lacking ray; no pleural ribs, epipleurals present only on first 6 vertebrae; pleurostylar vertebra with haemal arch fused with the center and elongated neural process; urostylar vertebra fused with hypurals to form a single bony complex; 1 epural; pores absent from lateral line of trunk; postorbitals absent (Ref. 41738). |
Biology: |
Minimum depth from Ref. 58018. |
IUCN Red List Status: |
Not Evaluated (N.E.) Ref. (130435)
|
Threat to humans: |
harmless |
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