genus
Rissa
Rissa is a genus in the family Laridae. This database currently files 2 species under it, 2 of them threatened.
- Species filed
- 2
- Threatened
- 2
- Countries recorded
- 0
- With a free photo
- 100%
- Weight range
- 377 g – 416 g
Best-known members of Rissa
Ranked by popularity score.
Black-legged kittiwake
Rissa tridactyla
Red-legged kittiwake
Rissa brevirostris
How threatened is Rissa?
2 of 2 species filed here have an IUCN category on record.
| IUCN category | Species | Share of assessed |
|---|---|---|
| VUVulnerable | 2 | 100% |
All species in Rissa
| Common name | Scientific name | Family | Status | Weight | Countries |
|---|---|---|---|---|---|
| Black-legged kittiwake | Rissa tridactyla | Laridae | Vulnerable | 416 g | Not recorded |
| Red-legged kittiwake | Rissa brevirostris | Laridae | Vulnerable | 377 g | Not recorded |