Tyrifjord wetland system (32089)
Norway, Europe
Site overview
KBA status: confirmed
Global KBA criteria: D1a
Year of last assessment: 2014
National site name: Tyrifjorden våtmarkssystem
Central coordinates: Latitude: 60.1078, Longitude: 10.1708
System: freshwater, terrestrial
Area of KBA (km2): 33.38501
Protected area coverage (%): 92.31
KBA classification: Global
Legacy site: Yes
Site details
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance that meets the thresholds for at least one criterion described in the Global Standard for the Identification of KBAs.
Delineation rationale: Boundary drawn in Google Earth. Covers six separate areas: Begna (river), Steinsfjord, Ulvøya, Sælabonn, Northern Tyrifjord and Southern Tyrifjord.
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Wetlands(Inland) | 100 |
Threats
| Threat level 1 | Threat level 2 | Threat level 3 | Timing |
|---|---|---|---|
| Agriculture & aquaculture | Livestock farming & ranching | Nomadic grazing | Ongoing |
| Biological resource use | Fishing & harvesting aquatic resources | Intentional use: subsistence/small scale (species being assessed is the target) [harvest] | Ongoing |
| Invasive & other problematic species, genes & diseases | Invasive non-native/alien species/diseases | Named species | Ongoing |
| Pollution | Agricultural & forestry effluents | Nutrient loads | Ongoing |
| Residential & commercial development | Commercial & industrial areas | Ongoing | |
| Transportation & service corridors | Roads & railroads | Only in the future | |
| Human intrusions & disturbance | Recreational activities | Ongoing | |
| Climate change & severe weather | Droughts | Ongoing | |
| Climate change & severe weather | Storms & flooding | Ongoing |