Mogurnda furva Allen & Hoese, 1986
Black mogurnda

Family:  Eleotridae (Bully sleepers)
Max. size:  12 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Oceania: known only from Lake Kutubu, Papua New Guinea, where it is apparently rare.
Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 11-12; Anal spines: 1-1; Anal soft rays: 10-13; Vertebrae: 33-33. Distinguished by the following characters: dorsal rays VIII - I,11-12; anal rays I,10-13; pectoral rays 14-16; scales in lateral series 38-39; transverse scale rows 12-13; predorsal scales 20-26; postdorsal scales 11-12; gill rakers on first arch 2-3 + 8-9 = 10-12; total vertebrae 33; snout relatively elongate, concave, its length about 3.7 in head length; body depth at pelvic fin origin 23.2-23.7% of SL; color in alcohol overall dark brown, nearly black except anus and genital papilla whitish; fins blackish; juveniles (under 35 mm SL) tan to whitish with dense covering of contracted melanophores giving overall dusky coloration, fins blackish (Ref. 26739).
Biology: 
IUCN Red List Status: Critically Endangered (CR); Date assessed: 04 December 2019 (B1ab(iii)) Ref. (130435)
Threat to humans:  harmless


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