Betta fusca Regan, 1910
Dusky betta
Betta fusca
photo by JJPhoto

Family:  Osphronemidae (Gouramies), subfamily: Macropodusinae
Max. size:  8.2 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater; pH range: 5.5 - 7; dH range: 12
Distribution:  Asia: Sumatra, Indonesia.
Diagnosis:  Dorsal spines (total): 0-2; Dorsal soft rays (total): 7-8; Anal spines: 0-1; Anal soft rays: 23-25; Vertebrae: 29-30. Head length 33.2-33.8% SL; anal fin rays 24-25; lateral scales 29; body depth 30.9-31.7% SL; predorsal length 68.5-70.2% SL; preanal length 49.0-50.3% SL; and body length 70.4-70.8% SL (Ref. 56386).
Biology:  Mouth brooder (Ref. 4537).
IUCN Red List Status: Critically Endangered (CR); Date assessed: 05 January 2019 (D) Ref. (130435)
Threat to humans:  harmless


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