Valentini Puffer tank mates
Canthigaster valentini
5 rated pairings from the Valentini Puffer care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Valentini Puffer needs at least 40 gallons on its own; every companion adds to that.
Good matches
3 · Compatible with normal care — watch space and numbers.Neon Goby
Elacatinus oceanops
20 gal min · 2" adult · Peaceful
Small, quick-moving fish that can coexist in larger tanks; less likely to be targeted
Yellow Watchman Goby
Cryptocentrus cinctus
30 gal min · 3.5" adult · Peaceful
Stays near substrate and less interactive, reducing conflict potential
Pajama Cardinalfish
Sphaeramia nematoptera
30 gal min · 3.5" adult · Peaceful
Nocturnal and stays in shelter; minimal interaction with puffer during day
Use caution
2 · Works in the right setup; read the note before combining.Ocellaris Clownfish
Amphiprion ocellaris
20 gal min · 3.5" adult · Semi-aggressive
May be nipped at; only consider in larger FOWLR setups with careful observation
Cleaner Shrimp
Lysmata amboinensis
30 gal min · 2.5" adult · Peaceful
Will likely be eaten; only suitable if tank is large enough for shrimp to avoid puffer
Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.