Identification keys available for Family Gobiidae
| Key | Title |
| 40 | Key to all species of Boleophthalmus Valenciennes 1837 (Gobiidae: Oxudercinae) |
| 67 | Key to the gobies (Gobiidae) of Europe. |
| 354 | Key to the subfamilies of gobies (Gobiidae) occuring in the Western Central Pacific. |
| 355 | Key to the genera of gobies (Amblyopinae) occuring in the Western Central Pacific. |
| 356 | Key to the described genera of gobies (Gobiinae) occuring in the Western Central Pacific. |
| 357 | Key to the genera of gobies (Gobionellinae) occuring in the Western Central Pacific. |
| 358 | Key to the genera of gobies (Oxudercinae) occuring in the Western Central Pacific. |
| 359 | Key to the genera of gobies (Sicydiinae) occuring in the Western Central Pacific. |
| 437 | Key to the Indo-Pacific species of Istigobius. |
| 438 | Key to the Indo-Pacific species of Valenciennea. |
| 439 | Key to the Indo-Pacific species of Stonogobiops. |
| 440 | Key to the Indo-Pacific species of Exyrias and Macrodontogobius. |
| 454 | Key to the Indo-Pacific species and subspecies of Gnatholepis. |
| 490 | Key to the species of Rhinogobius from Taiwan. |
| 569 | Key to the South African species of Caffrogobius. |
| 1088 | Key to the subfamilies of gobies (Gobiidae) occurring in the Western Central Atlantic. |
| 1089 | Key to the species of gobies (Gobiinae) occurring in the Western Central Atlantic. |
| 1090 | Key to the species of gobies (Gobionellinae) occurring in the Western Central Atlantic. |
| 1286 | Key to the freshwater genera of Gobiidae from New Guinea. |
| 1287 | Key to the New Guinean species of Awaous. |
| 1288 | Key to the freshwater species of Glossogobius from Southern New Guinea, Vogelkop Peninsula and Offshore Islands. |
| 1289 | Key to the freshwater species of Glossogobius from Northern New Guinea. |
| 1290 | Key to the freshwater species of Mugilogobius from New Guinea. |
| 1291 | Key to the freshwater species of Periophthalmus from New Guinea. |
| 1292 | Key to the freshwater species of Redigobius from New Guinea. |
| 1293 | Key to the species of Sicyopterus from New Guinea. |
| 1294 | Key to the species of Sicyopus from New Guinea. |
| 1295 | Key to the species of Stenogobius from New Guinea. |
| 1296 | Key to the species of Stiphodon from New Guinea. |
| 1297 | Key to the New Guinean species of Taenioides |
| 1500 | Key to genera and species of Gobiidae of West Africa. |
| 1501 | Key to species of Gobioides of West Africa. |
| 1502 | Key to species of Sicydium of West Africa. |
| 1503 | Key to species of Bathygobius of West Africa. |
| 1514 | Gobiidae, Trypauchen species. |
| 1697 | Key to the genera and species of Gobiidae of Lower Guinea, West-Central Africa. |
| 1698 | Key to the Gobioides species of Lower Guinea, West-Central Africa. |
| 1699 | Key to the Sicydium species of Lower Guinea, West-Central Africa. |
| 1700 | Key to the Awaous species of Lower Guinea, West-Central Africa. |
| 1701 | Key to the Bathygobius species of Lower Guinea, West-Central Africa. |