Lake Koetoi-Onuma (Japan) - BirdLife IBA factsheet

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Lake Koetoi-Onuma

Current view: Data table and detailed info

IBA Justification

The site was identified as important in 2004 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List¹	Season	Year(s)	Size	IBA criteria
Tundra Swan Cygnus columbianus	LC	passage	2003	present	A4i

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2004) may differ.

IBA Conservation

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2004. The most recent assessment (2010) is shown below.

IBA conservation assessment
Year of assessment	State	Pressure	Response
2010	not assessed	low	low
Whole site assessed?	State assessed by	Accuracy of information
yes	unset	poor

Pressure (threats to the trigger species and/or their habitats)
Threat	Timing	Scope	Severity	Result
Energy production and mining	likely in long term (beyond 4 years)	small area/few individuals (<10%)	no or imperceptible deterioration	low

Response (conservation actions taken for the trigger species and/or their habitats)
Protected areas	Management plan	Other action	Result
Whole area of site (>90%) covered by appropriate conservation designation	Unknown	Unknown	low

IBA Protection

Year	Protected Area	Designation	% overlap with IBA
1993	Koetoi onuma	都道府県指定鳥獣保護区	87

Habitats

Habitat¹	Habitat detail	% of IBA
Wetlands (inland)		-

1. IUCN Habitat classification.

Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Lake Koetoi-Onuma (Japan). Downloaded from https://datazone.birdlife.org/site/factsheet/lake-koetoi-onuma-iba-japan on 23/11/2024.