Sarobetsu marsh

IBA Criteria

Year of most recent IBA criteria assessment: 2004

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Bean Goose Anser fabalis LC passage 2003 7,000-8,000 individuals A4i

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2010 low not assessed low
Was the whole site covered? Yes State assessed by unset
Accuracy of information poor

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Energy production and mining renewable energy likely in long term (beyond 4 years) small area/few individuals (<10%) no or imperceptible deterioration low

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Some of site covered (10-49%) A management plan exists but it is out of date or not comprehensive Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity low
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Yukuru wakasanai 都道府県指定鳥獣保護区 2,832 protected area overlaps with site 0
Soya seibu 沿岸水産資源開発区域 63,853 protected area is adjacent to site 0
Sarobetsu-genya Ramsar Site, Wetland of International Importance 2,560 protected area contained by site 2,560
Sarobetsu 国指定鳥獣保護区 3,739 protected area contained by site 2,560
Rishiri rebun sarobetsu 国立公園 34,825 protected area overlaps with site 0
Kabutonuma 都道府県指定鳥獣保護区 278 protected area contained by site 0
Common fishery right area(Hokkaido) 共同漁業権区域 4,863,624 protected area is adjacent to site 0


IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) -
For further information about the habitat classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Sarobetsu marsh. Downloaded from on 02/02/2023.