The site was identified as important in 2008 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.Populations meeting IBA criteria ('trigger species'):
|Species||Current IUCN Red List Category||Season||Year(s)||Population estimate at site||IBA criteria met|
|Roseate Spoonbill Platalea ajaja||LC||-||-||present||A4i|
|White Ibis Eudocimus albus||LC||-||-||present||A4i|
|Glossy Ibis Plegadis falcinellus||LC||-||-||present||A4i|
|Laughing Gull Larus atricilla||LC||resident||-||present||A4i|
The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2008).
|Protected area (PA)||PA designation||PA area (ha)||Relationship of PA with IBA||Overlap of PA with IBA (ha)|
|Florida Coastal Islands Sanctuaries||Audubon Society Sanctuary or Preserve||52||protected area overlaps with site||0|
BirdLife International (2023) Important Bird Area factsheet: Hillsborough Bay. Downloaded from http://datazone.birdlife.org/site/factsheet/hillsborough-bay-iba-usa on 27/09/2023.