Betta Stigmosa (Betta stigmosa) is a ray-finned fish of the family Osphronemidae. It inhabits freshwater waters. This species can reach a maximum total length of 4.1 cm. With a trophic level of 3.2, it is a low-level carnivore, feeding on invertebrates and small organisms. It is assessed as Data Deficient on the IUCN Red List.
Dorsal spines (total): 0 - 1; Dorsal soft rays (total): 8 - 9; Anal spines: 1 - 2; Anal soft rays: 21 - 23; Vertebrae: 28 - 29. Differs from other members of the Betta pugnax group by the following unique combination of characters: 5-10 regularly spaced black transverse bars on caudal fin of male and female; in life, both male and female with alternating bluish and black transverse bars on dorsal and caudal fins; both male and female with black transverse bars on posterior few anal-fin rays; anal fin with dark distal edge. It shares with B. prima the presence of a second postorbital stripe on opercle; small adult size (3.1-4.1 cm SL); total anal-fin rays 23-24; lateral scales 29-30 (mode 29); postdorsal scales 10-11 (mode 10); pelvic fin length 33.2-51.8% SL; head length 33.6-36.5% SL; interorbital width 29.8-32.1% HL .: fusiform / normal.
Behavioural data for Betta Stigmosa is currently being reviewed.
Freshwater; benthopelagic. Tropical
The following diseases are known to affect Betta Stigmosa.
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