Even mild filter current can become a nuisance for a betta fish who have large heavy fins and are notoriously slow swimmers compared to other small aquarium fish. It can be challenging for betta keepers to find a balance between enough current to keep the water clean and cycling, yet gentile enough to allow their [...]

If you stop to watch your betta for a few minutes you will see him surface, sticking his mouth above water, to suck in air. Though they have gills, they still rely on their labyrinth organ (similar to lungs) to gain oxygen from the atmosphere. This allows them to survive in poorly oxygenated waters where [...]