Corncrake (Crex crex)
FI: Ruisrääkkä, SV: Kornknarr
Population trend: Increasing 
Distribution trend: Expanding
Breeding pairs: 3,000–7,000
Finnish red list category: LC
| Degree of breeding evidence | Grids | % of grids |
|---|---|---|
| Confirmed | 57 | 1,5 % |
| Probable | 1059 | 27,4 % |
| Possible | 412 | 10,7 % |
| Total | 1528 | 39,5 % |
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