Akar betta
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Anabantiformes
Family: Osphronemidae
Genus: Betta
Species:
B. akarensis
Binomial name
Betta akarensis
Synonyms
  • Betta climacura Vierke, 1988

Betta akarensis, the Akar betta, is a species of gourami endemic to south-east Sarawak, and whose species name akar was so named after where it was originally found in the river Sungai Akar. This species is a mouthbrooder,[4] and grows to a length of 10 centimetres (3.9 in) SL. According to Linke, they "live predominantly in mineral-poor, slightly acid water enriched with humic substances".[5]

Morphology and Description

Betta akarensis is a fish that measures 14 cm (5.5 in). Dorsal spines (total): 1; Dorsal soft rays (total): 7–8; Anal spines: 1–2; Anal soft rays: 26–28; Vertebrae: 31–32.[6]

Distribution

Betta akarensis is found in Borneo.

Biology

They live in swampy forests, peat bogs, and acidic water. They are usually found in a more stagnant section of the streams among the leaf litter and submerged vegetation that dominates the bank. They are mouthbrooders.

References

  1. ↑ Low, B.W. (2019). "Betta akarensis". IUCN Red List of Threatened Species. 2019: e.T91307091A91307101. doi:10.2305/IUCN.UK.2019-2.RLTS.T91307091A91307101.en. Retrieved 20 November 2021.
  2. ↑ Vierke, Jörg (1988), "Bettas, Goramis and other Anabantoids", Labyrinth Fishes of the World, Nepture, New Jersey: T. F. H. Publications Inc., pp. 118–119, The date of first description is again erroneously reported as 1909, as are also B. fusca, B. taeniata and other species published in this work. In fact, Regan's work was first published in April 1910.
  3. ↑ Regan, Charles Tate (1910). "The Asiatic Fishes of the Family Anabantidae". Proc. Zool. Soc. Lond. 4: 779.
  4. ↑ Vierke, Jörg (1988), "Bettas, Goramis and other Anabantoids", Labyrinth Fishes of the World, Nepture, New Jersey: T. F. H. Publications Inc., p. 119
  5. ↑ Linke, Horste (2012), "Betta akarensis REGAN, 1910", Labyrinth Fish World, Taiwan: Fish Magazine Taiwan, p. 35, ISBN 978-986-84527-7-0
  6. ↑ "Akar Betta".


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