Eleotris fusca (Forster, 1801)
Dusky sleeper
Eleotris fusca
photo by Appleby, C.

Family:  Eleotridae (Bully sleepers), subfamily: Eleotrinae
Max. size:  26 cm TL (male/unsexed)
Environment:  demersal; depth range 0 - 5 m, amphidromous
Distribution:  Indo-West Pacific: East Africa to French Polynesia.
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 7-9; Anal spines: 1-1; Anal soft rays: 8-8. Diagnosis: (57)59-68 longitudinal line scales; preopercular spine present; (8)9-10 gillrakers on lower part of first branchial arch (Ref. 79840). Dark brown to black in color; horizontal lines on body; young with spotted fins (Ref. 5493).
Biology:  Adults inhabit lagoons, estuaries and freshwater (Ref. 6028, 48637, 79840). They occur in the lower reaches of freshwater streams, usually on mud bottoms (Ref. 44894). Juveniles are found mainly among mangrove roots in the more saline areas of lagoons and estuaries (Ref. 6028, 79840). Carnivorous (Ref. 79840). Marketed fresh (Ref. 12693).
IUCN Red List Status: Least Concern (LC); Date assessed: 23 August 2018 Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Sa-a, Pascualita - 14.05.93
Modified by: Casal, Christine Marie V. - 12.04.18
Checked by: Sa-a, Pascualita - 11.07.94

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