Lesser Black-backed Gull (Larus fuscus)
FI: Selkälokki, SV: Silltrut
Population trend: Declining 
Distribution trend: Stable 
Breeding pairs: 6,000–8,000
Finnish red list category: VU
| Degree of breeding evidence | Grids | % of grids |
|---|---|---|
| Confirmed | 700 | 18,1 % |
| Probable | 440 | 11,4 % |
| Possible | 571 | 14,8 % |
| Total | 1711 | 44,3 % |