Chaunax umbrinus Gilbert, 1905
photo by Randall, J.E.

Family:  Chaunacidae (Sea toads o coffinfishes)
Max. size:  10.2 cm SL (male/unsexed)
Environment:  demersal; marine; depth range 183 - 400 m
Distribution:  Pacific: Hawaiian Islands and the Emperor Seamount (based on specimens deposited in the National Science Museum, Tokyo).
Diagnosis:  A species belonging to the C. fimbriatus species group which is distinguished mainly from its congeners by its very fine reticulate pattern on the dorsal surface, even in large individuals; with mainly 13 neuromasts in the pectoral series (vs. 12 or less in its congeners) and slightly more numerous neuromasts on the body proper, 33-38 (vs. 29-37) (Ref. 94130).
Biology:  Benthic (Ref. 58302). A poorly known species which is apparently represented only by a few specimens collected from the Hawaiian Islands and the Emperor Seamount (Ref. 94130).
IUCN Red List Status: Least Concern (LC); Date assessed: 12 August 2019 Ref. (126983)
Threat to humans:  harmless

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