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 193 - 216 of 735 Tank Mates

Betta (Siamese Fighting Fish) & Colombian Shark Catfish (Brackish)

Betta splendens · Ariopsis seemanni

Betta (Siamese Fighting Fish) & Colombian Tetra

Betta splendens · Hyphessobrycon columbianus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveColombian Tetra: Mostly Peaceful

Betta (Siamese Fighting Fish) & Common Pleco

Betta splendens · Hypostomus plecostomus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCommon Pleco: Mostly Peaceful

Betta (Siamese Fighting Fish) & Common Pleco (Amazon Sailfin)

Betta splendens · Pterygoplichthys pardalis

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCommon Pleco (Amazon Sailfin): Mostly Peaceful

Betta (Siamese Fighting Fish) & Common Synodontis (False Upside Down Catfish)

Betta splendens · Synodontis nigrita

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCommon Synodontis (False Upside Down Catfish): Mostly Peaceful

Betta (Siamese Fighting Fish) & Common Whiptail Catfish

Betta splendens · Rineloricaria eigenmanni

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCommon Whiptail Catfish: Peaceful

Betta (Siamese Fighting Fish) & Congo Bichir

Betta splendens · Polypterus endlicheri congicus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCongo Bichir: Aggressive

Betta (Siamese Fighting Fish) & Congo Puffer (Potato Puffer)

Betta splendens · Tetraodon miurus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCongo Puffer (Potato Puffer): Highly Aggressive

Betta (Siamese Fighting Fish) & Congo Tetra

Betta splendens · Phenacogrammus interruptus

Possible with Caution

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

Betta (Siamese Fighting Fish) & Contradens Pleco (Snowball Variant)

Betta splendens · Hypancistrus contradens

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveContradens Pleco (Snowball Variant): Mostly Peaceful

Betta (Siamese Fighting Fish) & Convict Cichlid

Betta splendens · Amatitlania nigrofasciata

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveConvict Cichlid: Aggressive

Betta (Siamese Fighting Fish) & Copper Harlequin Rasbora

Betta splendens · Trigonostigma hengeli

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCopper Harlequin Rasbora: Peaceful

Betta (Siamese Fighting Fish) & Corona Rainbowfish

Betta splendens · Melanotaenia corona

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCorona Rainbowfish: Peaceful

Betta (Siamese Fighting Fish) & Crimsonspotted Rainbowfish

Betta splendens · Melanotaenia duboulayi

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCrimsonspotted Rainbowfish: Peaceful

Betta (Siamese Fighting Fish) & Crying Whiptail

Betta splendens · Loricaria sp. "Rio Atabapo"

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCrying Whiptail: Peaceful

Betta (Siamese Fighting Fish) & Cuban Cichlid

Betta splendens · Nandopsis tetracanthus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCuban Cichlid: Aggressive

Betta (Siamese Fighting Fish) & Cuban Gar

Betta splendens · Atractosteus tristoechus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCuban Gar: Semi-Aggressive

Betta (Siamese Fighting Fish) & Cuckoo Catfish

Betta splendens · Synodontis multipunctatus

Possible with Caution

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

Betta (Siamese Fighting Fish) & Cupid Cichlid

Betta splendens · Biotodoma cupido

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCupid Cichlid: Mostly Peaceful

Betta (Siamese Fighting Fish) & Cutteri Cichlid

Betta splendens · Amatitlania cutteri

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCutteri Cichlid: Aggressive

Betta (Siamese Fighting Fish) & Cyprichromis Leptosoma

Betta splendens · Cyprichromis leptosoma

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveCyprichromis Leptosoma: Mostly Peaceful

Betta (Siamese Fighting Fish) & Dainty Cory (Salt and Pepper Cory)

Betta splendens · Corydoras habrosus

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveDainty Cory (Salt and Pepper Cory): Peaceful

Betta (Siamese Fighting Fish) & Debauwi Catfish (Three-Striped Glass Catfish)

Betta splendens · Pareutropius buffei

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveDebauwi Catfish (Three-Striped Glass Catfish): Peaceful

Betta (Siamese Fighting Fish) & Deep Water Hap (Placidochromis electra)

Betta splendens · Placidochromis electra

Possible with Caution

Betta (Siamese Fighting Fish): Semi-AggressiveDeep Water Hap (Placidochromis electra): Semi-Aggressive