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 | resident | 1979 | min 25 breeding pairs | A1 |
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 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Tsukuejima islets - Marine (Japan). Downloaded from
https://datazone.birdlife.org/site/factsheet/tsukuejima-islets--marine-iba-japan on 22/11/2024.