Identification keys available for Family Cichlidae
| Key | Title |
| 7 | Key to the genera and species of southern African cichlids. |
| 790 | Key to the species of cichlids (Cichlidae) occurring in the Western Central Pacific. |
| 1062 | Key to the species of cichlids (Cichlidae) occurring in the Western Central Atlantic. |
| 1134 | Key to the species of Oreochromis (Alcolapia). |
| 1151 | Key to the Orthochromis species of the Malagarasi, Luiche and Rugufu rivers. |
| 1159 | Artificial key to the species of Iodotropheus. |
| 1162 | Key to Cichlidae of the Fwa River. |
| 1176 | Key to the cichlid species of Lake Bermin. |
| 1178 | Key to species of Gymnogeophagus. |
| 1192 | Key to the Crenicichla species from the rio Uruguai drainage. |
| 1300 | Key to species of Alticorpus. |
| 1301 | Key to the species of the genus Nimbochromis. |
| 1302 | Key to the species of the genus Ctenopharynx. |
| 1303 | Key to the genera Tramitichromis, Taeniolethrinops and Lethrinops. |
| 1304 | Key to the Tramitichromis species. |
| 1305 | Key to the Taeniolethrinops species. |
| 1306 | Key to the shallow-water Lethrinops species. |
| 1307 | Key to the deepwater (>50m) Placidochromis species. |
| 1308 | Key to the deep-bodied, spotted Copadichromis species. |
| 1487 | Key to genera of Cichlidae of West Africa. |
| 1488 | Key to species of Gobiocichla of West Africa. |
| 1489 | Key to species of Tylochromis of West Africa. |
| 1490 | Key to species of Limbochromis of West Africa. |
| 1491 | Key to species of Pelvicachromis of West Africa. |
| 1492 | Key to species of Tilapia of West Africa. |
| 1493 | Key to species of Oreochromis of West Africa. |
| 1494 | Key to species of Sarotherodon of West Africa. |
| 1516 | Key to Archocentrus and allied genera. |
| 1517 | Key to the species of the genus Hypsophrys. |
| 1518 | Key to the species of the genus Rocio. |
| 1519 | Key to the species of the genus Amatitlania. |
| 1520 | Key to the species of the genus Archocentrus. |
| 1521 | Key to subgenera of genus Cryptoheros. |
| 1522 | Key to the speices of genus Cryptoheros (subgenus Bussingius. |
| 1523 | Key to the speices of genus Cryptoheros (subgenus Cryptoheros. |
| 1528 | Key to species of Copadichromis. |
| 1529 | Key to species of Mchenga. |
| 1530 | Key to the species of the Neolamprologus savoryi complex. |
| 1532 | Key to species of Hemichromis of West Africa. |
| 1675 | Key to the genera of Cichlidae of Lower Guinea, West-Central Africa. |
| 1676 | Key to the Parananochromis species of Lower Guinea, West-Central Africa. |
| 1677 | Key to the Chromidotilapia species of Lower Guinea, West-Central Africa. |
| 1678 | Key to the Pelvicachromis species of Lower Guinea, West-Central Africa. |
| 1679 | Key to the Benitochromis species of Lower Guinea, West-Central Africa. |
| 1680 | Key to the Tylochromis species of Lower Guinea, West-Central Africa. |
| 1681 | Key to the Hemichromis species of Lower Guinea, West-Central Africa. |
| 1682 | Key to the Tilapia species of Lower Guinea, West-Central Africa. |
| 1683 | Key to the Sarotherodon species of Lower Guinea, West-Central Africa. |
| 1684 | Key to the Stomatepia species of Lower Guinea, West-Central Africa. |
| 1685 | Key to the Konia species of Lower Guinea, West-Central Africa. |