Hotokenuma, Lake Ogawara and nearby lakes (15141)
Japan, Asia
Site overview
KBA status: confirmed
Year of last assessment: 2004
National site name: Hotokenuma, Lake Ogawara and nearby lakes
Central coordinates: Latitude: 40.8167, Longitude: 141.3500
System: marine, terrestrial
Elevation (m): 0 to 25
Area of KBA (km2): 171.42442
Protected area coverage (%): 4.79
KBA classification: Global/Regional TBD
Legacy site: Yes
Site details
Site description: Hotokenuma is a lagoon formed near a coast of the Pacific Ocean, Aomori Prefecture, and the present landscapes have been formed by drainage works. The marsh has some sandy deposit due to sedimentation. On reed beds in the low lying areas where there is undergrowth of Carex and ferns, Japanese Marsh Warblersand Japanese Reed Buntingsbreed. This area being between the Pacific Ocean and Ogawarako,is an important stopover point for migrating birds such as White-fronted Goose and Bean Goose. (Ogawarako 6,320 ha, Uchinuma 85 ha, Anenuma 153 ha.)
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance because it meets one or more previously established criteria and thresholds for identifying sites of biodiversity importance (including Important Bird and Biodiversity Areas, Alliance for Zero Extinction sites, and Key Biodiversity Areas)
Habitats
| IUCN Habitat | Coverage % | Habitat detail |
|---|---|---|
| Marine Coastal/Supratidal | 95 | |
| Marine Intertidal | 5 |
Threats
| Threat level 1 | Threat level 2 | Threat level 3 | Timing |
|---|---|---|---|
| Agriculture & aquaculture | Annual & perennial non-timber crops | Scale Unknown/Unrecorded | Ongoing |
| Biological resource use | Hunting & collecting terrestrial animals | Persecution/control | Ongoing |
| Invasive & other problematic species, genes & diseases | Invasive non-native/alien species/diseases | Named species | Ongoing |
| Pollution | Domestic & urban waste water | Type Unknown/Unrecorded | Ongoing |
| Energy production & mining | Renewable energy | Ongoing | |
| Human intrusions & disturbance | Recreational activities | Ongoing |