• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

The site was identified as important in 2016 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
Japanese Murrelet Synthliboramphus wumizusume	VU	breeding	2014	min 61 nests	A1, A4ii

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2016) may differ.

Year	Protected Area	Designation	% overlap with IBA
1964	Makiyama	都道府県指定鳥獣保護区	5
1974	Nippokaigan	国定公園	13
2010	Birojima	国指定鳥獣保護区	3
2013	Common fishery right area(Miyazaki)	共同漁業権区域	21

Habitat1	Habitat detail	% of IBA
Marine Neritic		100

1. IUCN Habitat classification.

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Birojima islet - Marine (Japan). Downloaded from https://datazone.birdlife.org/site/factsheet/birojima-islet--marine-iba-japan on 22/11/2024.