| Parent | Category | Figures | |
|---|---|---|---|
| 1 | Laridae | Larus | 68395 |
| 2 | Laridae | Chroicocephalus | 13701 |
| 3 | Laridae | Sterna | 12404 |
| 4 | Laridae | Leucophaeus | 11641 |
| 5 | Laridae | Thalasseus | 9908 |
| 6 | Laridae | Hydroprogne | 7040 |
| 7 | Laridae | Chlidonias | 4628 |
| 8 | Laridae | Sternula | 3471 |
| 9 | Laridae | Rynchops | 3416 |
| 10 | Laridae | Rissa | 1587 |
| 11 | Laridae | Gelochelidon | 1550 |
| 12 | Laridae | Xema | 1436 |
| 13 | Laridae | Onychoprion | 1203 |
| 14 | Laridae | Ichthyaetus | 1028 |
| 15 | Laridae | Hydrocoloeus | 1026 |
| 16 | Laridae | Anous | 744 |
| 17 | Laridae | Creagrus | 663 |
| 18 | Laridae | Rhodostethia | 450 |
| 19 | Laridae | Larosterna | 262 |
| 20 | Laridae | Litini | 245 |
| 21 | Laridae | Gygis | 177 |
| 22 | Laridae | Pagophila | 170 |