Description

Dorsal spines (total): 32 - 35; Dorsal soft rays (total): 0; Vertebrae: 242 - 244. Caudal fin very small; anal fin with 161-162 rays altogether, 26-35 of which are spines, long, low, confluent with caudal; pectorals with a fleshy base (Ref. 6885). Cream to faintly pink, possibly with light brown markings; black on posterior margins of anal and caudal fins; black on posterior edge of gill cover, lining of mouth and gill chamber, and parts of peritoneum (Ref. 6885).

Common Names

Taxonomic Hierarchy

Kingdom: Animalia

Phylum: Chordata

Class: Teleostei

Order: Notacanthiformes

Family: Notacanthidae

Genus: Polyacanthonotus

Species: Polyacanthonotus challengeri (Vaillant, 1888)

Climate Zone

Biology

Feeds on benthic invertebrates, especially amphipods, polychaetes and mysids (Ref. 6728).

Habitat

bathypelagic

Conservation Status

Least Concern

Threat to Humans

Harmless