Data Zone
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 |
|---|---|---|---|---|---|
| Piping Plover Charadrius melodus | NT | winter | - | present | A1 |
| Sandwich Tern Thalasseus sandvicensis | LC | non-breeding | 1999 | min 3,816 individuals | A4i |
| Royal Tern Thalasseus maximus | LC | non-breeding | 1999 | min 803 individuals | A4i |
1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2012) may differ.
| Year | Protected Area | Designation | % overlap with IBA |
|---|---|---|---|
| 1975 | Rookery Bay | Aquatic Preserve | 76 |
| 1978 | Rookery Bay | National Estuarine Research Reserve | 79 |
| 1991 | Maximum 30 MPH in Channel/Slow Speed or 20 MPH Outside Channel | Manatee Protection Zones | 29 |
| 1991 | Idle Speed | Manatee Protection Zones | 15 |
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Big Marco Pass Shoal (USA). Downloaded from
https://datazone.birdlife.org/site/factsheet/big-marco-pass-shoal-iba-usa on 23/11/2024.