• 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
Tristram's Storm-petrel Hydrobates tristrami	LC	breeding	2014	min 68,120 nests	A4ii
Streaked Shearwater Calonectris leucomelas	NT	breeding	2014-2016	min 2,258,860 nests	A4ii
Japanese Murrelet Synthliboramphus wumizusume	VU	breeding	2015	min 1,019 individuals	A1, A4ii

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

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: Northern Izu Islands - Marine (Japan). Downloaded from https://datazone.birdlife.org/site/factsheet/northern-izu-islands--marine-iba-japan on 22/11/2024.