Arter
- Synodontis nigriventris Maller, Afrikanske maller
- Synodontis njassae Cichlider, Malawi - Andet
- Synodontis ocellifer Maller, Afrikanske maller
- Taeniacara candidi Cichlider, Syd Amerika
- Taeniochromis holotaenia Cichlider, Malawi - Rovcichlide
- Taeniolethrinops cyrtonotus Cichlider, Malawi - Sandsild
- Taeniolethrinops furcicauda Cichlider, Malawi - Sandsild
- Taeniolethrinops laticeps Cichlider, Malawi - Sandsild
- Taeniolethrinops praeorbitalis Cichlider, Malawi - Sandsild
- Taeniolethrinops sp. "furcicauda liuli" Cichlider, Malawi - Sandsild
- Taeniolethrinops sp. "furcicauda ntekete" Cichlider, Malawi - Sandsild
- Taeniolethrinops sp. "laticeps itungi" Cichlider, Malawi - Sandsild
- Taeniolethrinops sp. maculae Cichlider, Malawi - Sandsild
- Taeniolethrinops sp. pharyngeals Cichlider, Malawi - Sandsild
- Taeniolethrinops sp. variabilis deep Cichlider, Malawi - Sandsild
- Taeniura lymma Saltvand, Fisk - Rokker
- Taeniura meyeni Saltvand, Fisk - Rokker
- Tahuantinsuyoa macantzatza Cichlider, Syd Amerika - Andet
- Taiwan Bee Ferskvand, Rejer
- Talamancaheros sieboldii Cichlider, Central Amerika
- Tangachromis dhanisi Cichlider, Tanganyika - Andet
- Tanganicodus irsacae Cichlider, Tanganyika - Algeæder
- Tanichthys albonubes Ferskvand, Danio
- Tateurndina ocellicauda Ferskvand, Gobi, kutling og grundling
- Teleogramma brichardi Cichlider, Øvrige Afrika
- Teleogramma depressum Cichlider, Øvrige Afrika
- Teleogramma gracile Cichlider, Øvrige Afrika
- Teleogramma monogramma Cichlider, Øvrige Afrika
- Telmatochromis bifrenatus Cichlider, Tanganyika - Huleleger
- Telmatochromis brachygnathus Cichlider, Tanganyika - Huleleger
- Telmatochromis brichardi Cichlider, Tanganyika - Huleleger
- Telmatochromis burgeoni Cichlider, Tanganyika - Huleleger
- Telmatochromis dhonti Cichlider, Tanganyika - Huleleger
- Telmatochromis sp. "temporalis shell" Cichlider, Tanganyika - Sneglehusleger
- Telmatochromis temporalis Cichlider, Tanganyika - Huleleger
- Telmatochromis vittatus Cichlider, Tanganyika - Huleleger
- Telotrematocara macrostoma Cichlider, Tanganyika - Andet
- Tetragonopterus chalceus Ferskvand, Sydamerikanske tetra
- Tetraodon biocellatus Ferskvand, Diverse
- Tetraodon fluviatilis Ferskvand, Brakvandsfisk