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Bahía e Islas de San Jorge


IBA Justification

The site was identified as internationally important for bird conservation in 2021 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 List Season (year/s of estimate) Size IBA criteria
Black-vented Shearwater Puffinus opisthomelas NT resident (2017) 80 birds B1a
Brown Booby Sula leucogaster LC breeding (2010) 3,000 birds A4, B3a
Double-crested Cormorant Nannopterum auritum LC resident (2010) 1,400 birds B3a
Heermann's Gull Larus heermanni NT resident (2010) 200 birds B1a
Least Tern Sternula antillarum LC breeding (2011) 600 birds B3a
Elegant Tern Thalasseus elegans NT non-breeding (2016) 50 birds B1a

Habitats

Habitat % of IBA Habitat detail
Marine Coastal/Supratidal major (>10)
Marine Neritic major (>10)
Marine Intertidal minor (<10)

Land ownership
Tenencia de la tierra: Ejidal y federal.


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Bahía e Islas de San Jorge (Mexico). Downloaded from https://datazone.birdlife.org/site/factsheet/bahía-e-islas-de-san-jorge-iba-mexico on 23/12/2024.