Betta omega

Tan Heok Hui & Amirrudin Bin Ahmad,  2018

Keeping Betta omega from an Aquarist View

Housing Betta omega can be housed in pairs, species tanks, and community tanks.  Pairs can be housed in a 20 gallon long tank, groups should be housed in a 55 gallon tank or larger.  Pairs should be given cover such as caves and plants.  In a pair or species situation it is possible that fry could be discovered in the tanks.
Water Conditions Betta omega should have soft acidic water that is well filtered.  They should be kept at mid 70s F.
Sexing Males are more intensely colored.  Males also have pointed dorsal and anal fins whereas females are rounder.

Omega is a paternal mouthbrooder.

Similar Species Similar species would be all Waseri complex members.
Identification Identification is based upon the face mark resembling the Greek marking (Ω) .

Articles on Betta omega

Betta Omega Scientific Description- PDF from Raffles Bulletin of Zoology 07/06/18

Articles on related species

 I’ve Got a New Mouthbrooding Betta – Now What? Michael Hellweg. 2003.

Working with wild Bettas Gerald Griffin.  Flare! 2006

Original Citation

Ng, P. K. L. and Kottelat, M. 1994. [70]

References: Hilton-Taylor, C., 2000. [48] Froese, R. and D. Pauly, 2002. [126]
Type Locality North Selangor Peat Swamp Forest, 39 km mark on road from Sungai Besar to Tanjung Malim, Selangor, Malaysia.


ZRC 59664

CMK 10037-38 (16, 10);ZRC 15351-57 (1, 1, 1, 1, 1, 1, 1), 15358-61 (4), 17097 (1), 18029-34 (6), 18689-18705 (17), 27761 (1), 28515-17 (3), 28550 (1)

Countries Malaysia
Preserved Specimens
Miscellaneous Information Max Size:

3.0” (7.79 cm) SL

pH range:
Biotype: Occurs in backwater peat swamps with substrate usually peat and leaf litter. Large fish are found in the flowing sections of the blackwater streams and smaller ones appear to prefer pools and slower flowing waters. [126]
Temperature range:
Etymology: In reference to the omega shaped figure (Ω) on its throat.
Status:  This species is on the IUCN Red List as Vulnerable (D2).