254. Intro to Blackwater Aquariums

Water Colors Aquarium Gallery · Feb 13, 2026 · 1h 15m

There’s a new trend taking the hobby by storm – blackwater tanks! These aquariums often have a stained appearance, with water resembling tea. They frequently are designed with lots of leaf litter and other botanicals, minimal flow, and little to no aquarium plants. Aside from the visual appearance, these tanks will also have lower pH and hardness, replicating softer water environments where many blackwater fish are found. The hosts discuss these setups in detail, covering design elements, equipment, water chemistry, and many of the fish species that thrive in these environments…