Chili Rasbora tank mates
Boraras brigittae
5 rated pairings from the Chili Rasbora care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Chili Rasbora needs at least 5 gallons on its own; every companion adds to that.
Excellent matches
3 · Same water, complementary zones, no conflict.
Otocinclus
Otocinclus vittatus
10 gal min · 1.5" adult · Peaceful
Peaceful bottom-dweller with identical water parameter requirements; won't compete for food or space
Red Cherry Shrimp
Neocaridina davidi
5 gal min · 1.2" adult · Peaceful
Compatible with soft, acidic water; peaceful and won't prey on adult rasboras
Emerald Dwarf Rasbora
Danio erythromicron
10 gal min · 1" adult · Peaceful
Similar size, temperament, and water requirements; compatible schooling companion
Good matches
2 · Compatible with normal care — watch space and numbers.Dwarf Gourami
Trichogaster lalius
15 gal min · 3.5" adult · Semi-aggressive
Peaceful and compatible with blackwater setups; ensure adequate space to prevent territorial issues
Least Killifish
Heterandria formosa
5 gal min · 1.5" adult · Peaceful
Similar size and peaceful temperament; prefers similar soft, acidic water conditions
Also recommended alongside Chili Rasbora
Species whose own guides list Chili Rasbora as a tank mate.
Celestial Pearl Danio
Danio margaritatus
10 gal min · 1" adult · Peaceful
Peaceful Betta
Betta imbellis
10 gal min · 2.5" adult · Peaceful
Dwarf Blue Diamond Shrimp
Neocaridina davidi
5 gal min · 1.5" adult · Peaceful
Sparkling Gourami
Trichopsis pumila
10 gal min · 1.5" adult · Peaceful
Norman's Lampeye
Poropanchax normani
10 gal min · 1.5" adult · Peaceful
Ricefish
Oryzias woworae
10 gal min · 1.5" adult · Peaceful
Strawberry Rasbora
Boraras naevus
5 gal min · 0.7" adult · Peaceful
Sunkist Shrimp
Neocaridina davidi
5 gal min · 1.5" adult · Peaceful
African Fan Shrimp
Desmocaris trispinosa
20 gal min · 1.5" adult · Peaceful
Asian Stone Catfish
Hara jerdoni
10 gal min · 1.2" adult · Peaceful
Aura Blue Shrimp
Caridina sp. (Aura)
10 gal min · 1.25" adult · Peaceful
Betta Coccina
Betta coccina
5 gal min · 1.8" adult · Semi-aggressive
Black Harlequin Rasbora
Trigonostigma heteromorpha
10 gal min · 1.75" adult · Peaceful
Black Rili Shrimp
Neocaridina davidi
5 gal min · 1.5" adult · Peaceful
Blue Bolt Pinto Shrimp
Caridina logemanni
10 gal min · 1.25" adult · Peaceful
Blue King Kong Shrimp
Caridina logemanni
10 gal min · 1.5" adult · Peaceful
Blue Leg Poso Prawn
Macrobrachium latidactylus
20 gal min · 2.5" adult · Semi-aggressive
Blue Tiger Shrimp
Caridina cf. cantonensis 'Blue Tiger'
5 gal min · 1.2" adult · Peaceful
Chocolate Kuhli Loach
Pangio oblonga
20 gal min · 3.5" adult · Peaceful
Chocolate Rili Shrimp
Neocaridina davidi
5 gal min · 1.5" adult · Peaceful
Crown Shrimp
Caridina logemanni
5 gal min · 1.5" adult · Peaceful
Day's Paradise Fish
Pseudosphromenus dayi
10 gal min · 2.5" adult · Peaceful
Eel Loach
Pangio anguillaris
20 gal min · 3.5" adult · Peaceful
El Tigre Endler
Poecilia wingei
5 gal min · 1.2" adult · Peaceful
Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.