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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 601 - 624 of 735 Tank Mates

Betta (Siamese Fighting Fish) & Sentani Rainbowfish

Betta splendens · Chilatherina sentaniensis

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSentani Rainbowfish: Mostly Peaceful

Betta (Siamese Fighting Fish) & Sepik Rainbowfish

Betta splendens · Glossolepis multisquamata

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSepik Rainbowfish: Peaceful

Betta (Siamese Fighting Fish) & Serpae Tetra

Betta splendens · Hyphessobrycon eques

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSerpae Tetra: Semi-Aggressive

Betta (Siamese Fighting Fish) & Severum

Betta splendens · Heros severus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSeverum: Semi-Aggressive

Betta (Siamese Fighting Fish) & Shell Dweller (Multi)

Betta splendens · Neolamprologus multifasciatus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveShell Dweller (Multi): Semi-Aggressive

Betta (Siamese Fighting Fish) & Shortbarbel Pangasius

Betta splendens · Pangasius micronemus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveShortbarbel Pangasius: Mostly Peaceful

Betta (Siamese Fighting Fish) & Shortnose Gar

Betta splendens · Lepisosteus platostomus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveShortnose Gar: Aggressive

Betta (Siamese Fighting Fish) & Shovelnose Sturgeon

Betta splendens · Scaphirhynchus platorynchus

Not Recommended
Betta (Siamese Fighting Fish): Semi-AggressiveShovelnose Sturgeon: Mostly Peaceful

Betta (Siamese Fighting Fish) & Siamese Algae Eater

Betta splendens · Crossocheilus oblongus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSiamese Algae Eater: Mostly Peaceful

Betta (Siamese Fighting Fish) & Siamese Tiger Fish

Betta splendens · Datnioides pulcher

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSiamese Tiger Fish: Semi-Aggressive

Betta (Siamese Fighting Fish) & Silver Arowana

Betta splendens · Osteoglossum bicirrhosum

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Arowana: Semi-Aggressive

Betta (Siamese Fighting Fish) & Silver Datnoid (Silver Tigerfish)

Betta splendens · Datnioides polota

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Datnoid (Silver Tigerfish): Semi-Aggressive

Betta (Siamese Fighting Fish) & Silver Dollar

Betta splendens · Metynnis argenteus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Dollar: Peaceful

Betta (Siamese Fighting Fish) & Silver Flying Fox

Betta splendens · Crossocheilus reticulatus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Flying Fox: Mostly Peaceful

Betta (Siamese Fighting Fish) & Silver Hatchetfish

Betta splendens · Gasteropelecus sternicla

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Hatchetfish: Peaceful

Betta (Siamese Fighting Fish) & Silver Prochilodus

Betta splendens · Semaprochilodus taeniurus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Prochilodus: Mostly Peaceful

Betta (Siamese Fighting Fish) & Silver Rainbowfish

Betta splendens · Chilatherina crassispinosa

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Rainbowfish: Peaceful

Betta (Siamese Fighting Fish) & Silver Tiger Perch (American Tigerfish)

Betta splendens · Datnioides polota

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilver Tiger Perch (American Tigerfish): Aggressive

Betta (Siamese Fighting Fish) & Silvertip Tetra

Betta splendens · Hasemania nana

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSilvertip Tetra: Mostly Peaceful

Betta (Siamese Fighting Fish) & Sixbar Distichodus

Betta splendens · Distichodus sexfasciatus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSixbar Distichodus: Aggressive

Betta (Siamese Fighting Fish) & Skunk Botia

Betta splendens · Yasuhikotakia morleti

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSkunk Botia: Aggressive

Betta (Siamese Fighting Fish) & Skunk Cory

Betta splendens · Corydoras arcuatus

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSkunk Cory: Peaceful

Betta (Siamese Fighting Fish) & Slender Rainbowfish

Betta splendens · Melanotaenia gracilis

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSlender Rainbowfish: Peaceful

Betta (Siamese Fighting Fish) & Smallmouth Bass

Betta splendens · Micropterus dolomieu

Possible with Caution
Betta (Siamese Fighting Fish): Semi-AggressiveSmallmouth Bass: Aggressive