Glass Catfish tank mates
Kryptopterus vitreolus
6 rated pairings from the Glass Catfish care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Glass Catfish needs at least 30 gallons on its own; every companion adds to that.
Excellent matches
4 · Same water, complementary zones, no conflict.
Emerald Dwarf Rasbora
Danio erythromicron
10 gal min · 1" adult · Peaceful
Similar size, peaceful temperament, and preference for planted tanks with soft water
Neon Tetra
Paracheirodon innesi
10 gal min · 1.5" adult · Peaceful
Small, peaceful schooling fish with identical water parameter requirements
Anubias Barteri
Anubias barteri
Hardy plant that provides shelter and dim lighting preferred by glass catfish
Java Moss
Taxiphyllum barbieri
Creates dense cover for security and helps maintain water quality in soft, acidic conditions
Good matches
2 · Compatible with normal care — watch space and numbers.
Otocinclus
Otocinclus vittatus
10 gal min · 1.5" adult · Peaceful
Peaceful bottom-dweller that won't compete for food and prefers similar water conditions
Red Cherry Shrimp
Neocaridina davidi
5 gal min · 1.2" adult · Peaceful
Peaceful invertebrate that thrives in planted tanks; glass catfish are too large to predate on adults
Also recommended alongside Glass Catfish
Species whose own guides list Glass Catfish as a tank mate.
Bronze Featherback
Notopterus notopterus
75 gal min · 12" adult · Peaceful
Freshwater Stingray
Potamotrygon motoro
250 gal min · 20" adult · Peaceful
Pacu
Colossoma macropomum
500 gal min · 42" adult · Semi-aggressive
Red Claw Macro
Macrobrachium assamense
30 gal min · 5.9" adult · Aggressive
Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.