
Betta mahachaiensis
Osphronemidae, Macropodusinae

Osphronemidae, Macropodusinae
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Rodrigo SilvaJun 25, 2025
Rodrigo SilvaDec 29, 2024
Rodrigo SilvaAug 25, 2023
Rodrigo SilvaAug 24, 2023
Encountered in nipa palm (Nypa fruticans) swamps, especially in the water-holding phytotelma of the palm bract, which the pair use for bubble-nest building, courtship, and hatching of fry.
Velvet is a fast-moving parasite. Dropsy is a sign that something is seriously wrong inside the fish. How to recognize them, and what you can do.
Two aquariums from Southeast Asia: calm forest streams and peat swamps with soft, brown water, and fast mountain streams with cool, oxygen-rich water.
From the store to the tank: how to get the fish used to your water, why you should add only a few at a time, and what to watch for in the first few days.
Why new fish should live in a tank of their own for a few weeks before they move in, what you need, and what to look for.