Betta Fish
Betta splendens
The Siamese Fighting Fish is one of the most popular aquarium fish worldwide, known for its spectacular flowing fins and vivid colours. Males are highly territorial and must be kept individually. Available in countless colour morphs and fin types.
Buy Betta Fish →Quick Facts
Water Parameters
Natural Habitat
Shallow rice paddies, floodplains, and slow-moving streams in Southeast Asia. Naturally found in warm, stagnant water with dense vegetation.
Mekong Basin
Thailand, Cambodia, Laos, Vietnam
Feeding
Carnivorous — high-quality betta pellets, frozen bloodworms, brine shrimp, daphnia. Avoid low-quality flake food.
Compatible Tank Mates
Good Matches
Avoid
Breeding
Bubble nest builder. Male builds nest at surface, courts female, wraps around her to release eggs. Male guards nest — remove female after spawning. Fry need infusoria.
Care Tips
Never house two males together
Minimum 5 gallons — bowls are cruelty
Needs a heater — they're tropical fish
Floating plants reduce stress and provide cover
Long-finned varieties struggle with strong current
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