Family
Bithyniidae
keeristigulased
| Total records | 2204 ( ) |
| Total species | 2 |
| Records in Estonia | 1953 ( ) |
| Species in Estonia | 2 |
| First occurrence in Estonia | 1837-01-01 |
| Latest occurrence in Estonia | 2026-06-07 |
| First occurrence in Estonia this year | 2026-05-13 |