Species · Kryptopterus vitreolus

Glass catfish: tank size, water and tank mates

Timid mid-water schooler; does poorly with boisterous tankmates or unstable water.

Adult size6.5 cm (2.6 in)
Minimum tank30 US gal
Temperature24–26 °C (75–79 °F)
pH6.5–7
Temperamentpeaceful
Keep in groups of6+
Swimsmid
Shrimp & snailsUsually safe

Check a tank with Glass catfish

Good tank mates for Glass catfish

These species share its temperature range and temperament, with no fin-nipping or predation risk under our rules. Still check your tank size and bioload in the checker.

African butterflyfish · African dwarf frog · Amano shrimp · Assassin snail · Banjo catfish · Betta (male) · Black neon tetra · Black phantom tetra · Black ruby barb · Black skirt tetra · Bleeding heart tetra · Bloodfin tetra · Bristlenose pleco · Bronze corydoras · Buenos Aires tetra · Bumblebee goby · Celestial pearl danio · Cherry barb · Cherry shrimp · Chili rasbora · Clown killifish · Clown pleco · Colombian tetra · Congo tetra

Avoid with Glass catfish

Black ghost knifefish (predation) · Boeseman's rainbowfish (temperature) · Common / comet goldfish (temperature) · Convict cichlid (aggression) · Demasoni cichlid (aggression) · Discus (temperature) · Dojo loach (temperature) · Fancy goldfish (temperature) · German blue ram (temperature) · Gold barb (temperature) · Jack Dempsey (aggression) · Jewel cichlid (aggression) · Medaka (temperature) · Oscar (predation) · Paradise fish (temperature) · Pea puffer (aggression) · Rosy barb (temperature) · Senegal bichir (predation)

Sources

Checked 2026-11-09 · confidence: high. These are cautious community guidelines, not guarantees. Not veterinary advice. Report an error.