Diancistrus atollorum Schwarzhans, Møller & Nielsen, 2005
Atoll coralbrotula
photo by W. Schwarzhans et al.

Family:  Dinematichthyidae (Viviparous brotula)
Max. size:  5.8 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 1 - 4 m
Distribution:  Western Central Pacific: Micronesian atolls, eastwards to Kiribati.
Diagnosis:  Dorsal soft rays (total): 72-76; Anal soft rays: 56-61; Vertebrae: 40-42. Diagnosis: Vertebrae 11+29–31=40–42, dorsal fin rays 72–76; anal fin rays 56–61; eyes small (about 2.0% SL); outer pseudoclasper deep, ear-lobe shaped, opened towards ventral; inner pseudoclasper firmly joined to outer pseudoclasper anteriorly, with supporter, forming a sharp, forward-inclined lobe; narrow scale patch on cheek, no scales on operculum; head profile slender; otolith length to height ratio >2.1 (Ref. 57884).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 15 August 2019 Ref. (130435)
Threat to humans:  harmless


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