San Mateo, CA


IBA Justification

The site was identified as important in 2012 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
Pink-footed Shearwater Ardenna creatopus VU breeding 1974-2009 178 individuals A1

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2012) may differ.


IBA Protection

Year Protected Area Designation % overlap with IBA
1992 Monterey Bay National Marine Sanctuary 100


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: San Mateo, CA (USA). Downloaded from https://datazone.birdlife.org/site/factsheet/san-mateo-ca-iba-usa on 23/11/2024.