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

Year of most recent IBA criteria assessment: 2008

Populations of IBA trigger species

Species	Current IUCN Red List Category	Season	Year(s) of estimate	Population estimate	IBA Criteria Triggered
Glaucous-winged Gull Larus glaucescens	LC	breeding	1986	2,432 breeding pairs	A4i

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

Protection status:

Protected Area	Designation	Area (ha)	Relationship with IBA	Overlap with IBA (ha)
Oak Bay Islands Ecological Reserve	Ecological Reserve	232	protected area overlaps with site	110

IUCN Habitat	Habitat detail	Extent (% of site)
Shrubland	Scrub	-
Grassland	Edaphic grassland	-
Wetlands (inland)	Intertidal mud, sand or salt flats	-
Sea	Open sea	-
Coastline	Sea cliffs and rocky shores, Rocky flats & barrens	-

For further information about the habitat classification please click here.

Land-use	Extent (% of site)
nature conservation and research	-

For further information about the land use classification please click here.

---

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Chain Islets and Great Chain Islet. Downloaded from http://www.birdlife.org on 26/01/2021.