This Freshwater fish compatibility chart shows what types of fish are compatible with one another. To determine if a fish is compatible with another species just match up the two fish types and look for the corresponding color or letter code. A letter H means high fish compatibility. A letter M means medium fish compatbility. A letter L means low fish compatibility.

The types of fish compatibilities included in this freshwater fish compatibility chart are as follows:

African (asst.) compatibility

Angelfish compatibility

Asian Fish (asst.) compatibility

Barb compatibility

Betta compatibility

Catfish(Corydoras) compatibility

Catfish(Synodontis) compatibility

Catfish/Scavenger compatibility

Central American (asst.) compatibility

Danio compatibility

Discus compatibility

Dwarf Gourami compatibility

Eel compatibility

Fancy Guppy compatibility

Goldfish compatibility

Dwarf Gourami compatibility

Haplochromis compatibility

Invertebrate compatibility

Killie Fish compatibility

Knife Fish compatibility

Koi compatibility

Lake Malawi Cichlid compatibility

Lake Tanganyika Cichlid compatibility

Lake Victoria Cichlid compatibility

Loaches/Botia compatibility

Molly compatibility

Mono/Scat compatibility

Oscars compatibility

Platies/Variatus compatibility

Plecostamus compatibility

Puffers/Brackish compatibility

Rainbowfish compatibility

Rasbora compatibility

Shark compatibility

South American (asst.) compatibility

South American Cichlid compatibility

South American Cichlid (dwarf) compatibility

Swordtail compatibility

Tetra compatibility

West African Cichlid compatibility

Plant compatibility