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Betta
BeginnerBetta splendens
Stunning fins and endless color varieties. Can breathe air via labyrinth organ, allowing small container keeping. Males must be kept separately.
Difficulty
Beginner
Temperature
24〜28℃
Lifespan
2-4 years
Size
5-7cm
Diet
Carnivorous (betta pellets, bloodworms)
About
The Siamese fighting fish (Betta splendens), commonly known as betta, is native to Southeast Asia including Thailand, Cambodia, Laos, Myanmar, Malaysia, and Vietnam. In the wild, it inhabits rice paddies, shallow ponds, and slow-moving streams, surviving low-oxygen conditions through a unique labyrinth organ that allows direct air breathing. Selective breeding has produced an extraordinary diversity of fin shapes — halfmoon, crowntail, double tail — and colors ranging from vivid blues and reds to multicolored patterns. The most critical aspect of betta keeping is the extreme territorial aggression among males: two males must never share the same tank. Females and other peaceful species can sometimes be housed together with careful monitoring. A minimum 5-liter tank with a heater maintaining 26–28°C is recommended. Bettas favor protein-rich foods such as specialized pellets and frozen bloodworms. During breeding, males construct bubble nests at the water surface and perform parental care for hatched fry — a fascinating behavior rarely seen in aquarium fish.
Source: Wikipedia (CC BY-SA 4.0)
Basic Info
Origin
Southeast Asia, namely Cambodia, Laos, Myanmar, Malaysia, Thailand, and Vietnam
Lifespan
2-4 years
Size
5-7cm
Temperature
24〜28℃
Diet
Carnivorous (betta pellets, bloodworms)
Care Guide
Care Specifications
References & Sources
Edited & verified by: br-choku editorial team
The taxonomic, regulatory, and husbandry data on this page are compiled and verified against the authoritative primary sources below.
Taxonomy & Authority
Accepted name: Betta splendens Regan, 1910
Synonyms: Betta splendens abbreviata Blanc, 1963, Micracanthus marchei Sauvage, 1879
Authority databases: FishBase · GBIF · IBC（国際ベタ協会）審査標準
Nomenclature follows global taxonomic authority databases.
Regulations & Conservation Status
Not CITES-listedIUCN VU · Vulnerable
IUCN は野生個体群の評価(VU, A2ace, 2011)。流通の大半は養殖個体。
Sources: FishBase / Seriously Fish / CITES Appendices (Checklist)
Regulations may change. Always verify the latest information with the relevant authorities.
Betta Listings
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