Glass Catfish
Kryptopterus vitreolus
Glass Catfish (Kryptopterus vitreolus) — Easy care, Peaceful, under Catfish & Cory. Minimum tank in the app: 30 US gal min; aim for 70–79°F and pH 6–7.8. The Glass Catfish is ideal for aquarists who appreciate unique species with a tranquil presence in the tank.

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.
Natural distribution
Mostly South America / Africa
- South America
- Africa
Regional colours match the stocking calculator’s origin map.
Glass Catfish Tank Setup
To enhance their comfort, create a spacious tank with gentle flow, ample hiding spots using plants or decorations, and a fine substrate. Moderate lighting allows for visibility while minimizing stress, supporting their natural behaviors.
What Do Glass Catfishs Eat?
As bottom feeders, they have a slower feeding pace which may lead to competition if faster species dominate feeding times. Providing sinking pellets and finely crushed food ensures they receive adequate nutrition without stress.
Glass Catfish Tank Mates
Glass Catfish harmonize well with similarly sized peaceful species. Avoid aggressive or overly boisterous tank mates as they can intimidate these sensitive fish. They are solitary and do not require a group, but a few can be kept to increase confidence without overcrowding.
Are Glass Catfishs Good for Beginners?
In App-aquatic we file this under easy care. That still means a cycled tank, realistic stocking, and parameters that do not swing every weekend. Aquarists often underestimate the importance of stable water conditions, leading to stress and health issues in Glass Catfish. overcrowding or pairing them with aggressive species can cause undue stress, impacting their health and visibility.
Building a community? Run the full list through the stocking calculator before you add anything else.
Log tests and reminders in App-aquatic—free, same data you see here.




