Data Zone
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 |
|---|---|---|---|---|
| Brown Booby Sula leucogaster | LC | resident (2010) | 10,000 birds | A4, B3a |
| Heermann's Gull Larus heermanni | NT | resident (2019) | 1,000 birds | B1a |
| Bridled Tern Onychoprion anaethetus | LC | winter (2018) | 50 birds | B3a |
| Elegant Tern Thalasseus elegans | NT | non-breeding (2019) | 800 birds | A4, B1a, B3a |
| Year | Protected Area | Designation (management category) | % coverage of IBA |
|---|---|---|---|
| 2005 | Islands and Protected Areas of the Gulf of California | World Heritage Site (natural or mixed) (UA) | 26 |
| 2005 | Islas Marietas | Parque Nacional (IV) | 24 |
| 2005 | Islas Marietas | Parque Nacional (IV) | 2 |
| 2008 | Islas Marietas | UNESCO-MAB Biosphere Reserve (UA) | 26 |
| Habitat | % of IBA | Habitat detail |
|---|---|---|
| Marine Neritic | 99 | |
| Forest | 1 | Tropical semi-deciduous |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Islas Marietas (Mexico). Downloaded from
https://datazone.birdlife.org/site/factsheet/islas-marietas-iba-mexico on 23/12/2024.