Betta (Siamese Fighting Fish) Tank Mates & Compatibility

Betta (Siamese Fighting Fish)

Betta splendens

View full care guide

TemperamentSemi-Aggressive (5/10)

Adult Size7 cm

Temperature24–30°C

Water TypeFreshwater Only

Swim ZoneSurface, Mid-level

StockingSolo only

Showing 289 - 312 of 735 Tank Mates

Betta (Siamese Fighting Fish) & Freshwater Flounder

Betta splendens · Trinectes maculatus

Betta (Siamese Fighting Fish) & Freshwater Harlequin Shrimp (Sulawesi)

Betta splendens · Caridina cf. spongicola

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFreshwater Harlequin Shrimp (Sulawesi): Peaceful

Betta (Siamese Fighting Fish) & Freshwater Shark (Wallago)

Betta splendens · Wallago attu

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFreshwater Shark (Wallago): Highly Aggressive

Betta (Siamese Fighting Fish) & Freshwater Sole

Betta splendens · Brachirus selheimi

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFreshwater Sole: Mostly Peaceful

Betta (Siamese Fighting Fish) & Freshwater Toadfish (Prehistoric Monster Fish)

Betta splendens · Thalassophryne amazonica

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFreshwater Toadfish (Prehistoric Monster Fish): Aggressive

Betta (Siamese Fighting Fish) & Frogmouth Catfish

Betta splendens · Chaca chaca

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFrogmouth Catfish: Aggressive

Betta (Siamese Fighting Fish) & Frontosa

Betta splendens · Cyphotilapia frontosa

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFrontosa: Semi-Aggressive

Betta (Siamese Fighting Fish) & Fuelleborn's Cichlid

Betta splendens · Labeotropheus fuelleborni

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveFuelleborn's Cichlid: Aggressive

Betta (Siamese Fighting Fish) & Gangetic Leaf Fish

Betta splendens · Nandus nandus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGangetic Leaf Fish: Aggressive

Betta (Siamese Fighting Fish) & Gardner's Killifish

Betta splendens · Fundulopanchax gardneri

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGardner's Killifish: Mostly Peaceful

Betta (Siamese Fighting Fish) & Garnet Tetra

Betta splendens · Hemigrammus pulcher

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGarnet Tetra: Peaceful

Betta (Siamese Fighting Fish) & Geophagus Orange Head Tapajos

Betta splendens · Geophagus sp. 'Orange Head'

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGeophagus Orange Head Tapajos: Mostly Peaceful

Betta (Siamese Fighting Fish) & German Blue Ram

Betta splendens · Mikrogeophagus ramirezi

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGerman Blue Ram: Mostly Peaceful

Betta (Siamese Fighting Fish) & Gertrude's Spotted Blue-eye

Betta splendens · Pseudomugil gertrudae

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGertrude's Spotted Blue-eye: Peaceful

Betta (Siamese Fighting Fish) & Ghost Shrimp

Betta splendens · Palaemonetes paludosus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGhost Shrimp: Peaceful

Betta (Siamese Fighting Fish) & Giant Danio

Betta splendens · Devario aequipinnatus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGiant Danio: Mostly Peaceful

Betta (Siamese Fighting Fish) & Giant Gourami

Betta splendens · Osphronemus goramy

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGiant Gourami: Semi-Aggressive

Betta (Siamese Fighting Fish) & Giant Whiptail Catfish

Betta splendens · Proloricaria prolixa

Betta (Siamese Fighting Fish) & Glass Bloodfin Tetra

Betta splendens · Prionobrama filigera

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGlass Bloodfin Tetra: Peaceful

Betta (Siamese Fighting Fish) & Glass Catfish

Betta splendens · Kryptopterus vitreolus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGlass Catfish: Peaceful

Betta (Siamese Fighting Fish) & Glowlight Danio

Betta splendens · Danio choprae

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGlowlight Danio: Peaceful

Betta (Siamese Fighting Fish) & Glowlight Tetra

Betta splendens · Hemigrammus erythrozonus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGlowlight Tetra: Peaceful

Betta (Siamese Fighting Fish) & Goby Pleco (Pitbull Pleco)

Betta splendens · Parotocinclus jumbo

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGoby Pleco (Pitbull Pleco): Peaceful

Betta (Siamese Fighting Fish) & Gold Barb

Betta splendens · Barbodes semifasciolatus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveGold Barb: Peaceful