JP071
Mounts Asama, Shirane and Tanigawa


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
Japanese Pygmy Woodpecker Picoides kizuki LC resident 2003 present A3
Ashy Minivet Pericrocotus divaricatus LC breeding 2003 present A3
Varied Tit Sittiparus varius LC resident 2003 present A3
Japanese Thrush Turdus cardis LC breeding 2003 present A3
Blue-and-white Flycatcher Cyanoptila cyanomelana LC breeding 2003 present A3
Japanese Robin Larvivora akahige LC breeding 2003 present A3
Japanese Accentor Prunella rubida LC resident 2003 present A3
Japanese Grosbeak Eophona personata LC resident 2003 present A3
Yellow Bunting Emberiza sulphurata VU breeding 2003 present A3
Grey Bunting Emberiza variabilis LC resident 2003 present A3

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)
2015 low near favourable low
Was the whole site covered? No State assessed by Habitat
Accuracy of information -

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Human intrusions and disturbance recreational activities happening now small area/few individuals (<10%) moderate to rapid deterioration low
Pollution agricultural & forestry effluents - herbicides and pesticides happening now small area/few individuals (<10%) moderate to rapid deterioration low

Condition of habitat (state)
Habitat Habitat Detail Reference Area (ha) Actual Area (ha) % of habitat remaining % of carrying capacity (overall) Result
Forest 0 0 good (> 90%) moderate (70-90%) near favourable

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Most of site (50-90%) covered (including the most critical parts for important bird species) No management planning has taken place Very little or no conservation action taking place low
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Yoshigadaira Wetlands Ramsar Site, Wetland of International Importance 887 protected area contained by site 0
Yakebita 都道府県指定鳥獣保護区 1,125 protected area contained by site 0
Torikabuto yama 都道府県自然環境保全地域 557 protected area contained by site 0
Takai 都道府県指定鳥獣保護区 5,058 protected area overlaps with site 0
Shiga kogen 都道府県指定鳥獣保護区 3,402 protected area contained by site 0
Shiga Highland UNESCO-MAB Biosphere Reserve 13,000 protected area overlaps with site 0
Saburuyama 都道府県指定鳥獣保護区 4,446 protected area contained by site 0
Nozori 都道府県指定鳥獣保護区 1,365 protected area contained by site 0
Naebasan 都道府県指定鳥獣保護区 4,188 protected area contained by site 0
Naebasan 都道府県指定鳥獣保護区 594 protected area contained by site 0
Mikuni Line 緑の回廊 13,112 protected area overlaps with site 0
Kusatsu 都道府県指定鳥獣保護区 3,387 protected area overlaps with site 0
Komatsubara 都道府県自然環境保全地域 306 protected area contained by site 0
Kiyotsukyo 都道府県指定鳥獣保護区 1,467 protected area contained by site 0
Joshin'etsukogen 国立公園 188,072 protected area overlaps with site 103,000
Jigokudani 都道府県指定鳥獣保護区 600 protected area contained by site 0
Hoshi 都道府県指定鳥獣保護区 1,851 protected area overlaps with site 0
Higashi 都道府県指定鳥獣保護区 5,028 protected area overlaps with site 0
Asama 国指定鳥獣保護区 30,940 protected area overlaps with site 0
Asama 都道府県指定鳥獣保護区 20,294 protected area overlaps with site 0
Area around Mt. Saburuyama 森林生態系保護地域 12,793 protected area contained by site 0
Annandaira 都道府県指定鳥獣保護区 906 protected area contained by site 0

Habitats

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


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Mounts Asama, Shirane and Tanigawa. Downloaded from http://www.birdlife.org on 24/05/2022.