CR004
Nicoya Gulf mangroves and coastal areas


IBA Justification

The site was identified as internationally important for bird conservation in 2007 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
Mangrove Hummingbird Amazilia boucardi EN breeding (2006) 1,000-2,499 birds A1
Tricolored Heron Egretta tricolor LC resident (2006) 800–1,200 birds A4i
Grey Plover Pluvialis squatarola VU resident (2006) 1,500–2,000 birds A4i
Semipalmated Plover Charadrius semipalmatus LC breeding (2006) 1,500–1,800 birds A4i
Collared Plover Charadrius collaris LC resident (2006) 300–500 birds A4i
Whimbrel Numenius phaeopus LC winter (2006) 250-999 birds A4i
Marbled Godwit Limosa fedoa VU winter (2006) 800–1,200 birds A4i
Ruddy Turnstone Arenaria interpres NT winter (2006) 2,000–3,000 birds A4i
Red Knot Calidris canutus NT winter (2006) 300–500 birds A4i
Surfbird Calidris virgata LC winter (2006) 400–700 birds A4i
Sanderling Calidris alba LC winter (2006) 2,000–3,000 birds A4i
Least Sandpiper Calidris minutilla NT passage (2006) 5,000–10,000 birds A4i
Western Sandpiper Calidris mauri LC winter (2006) 10,000-19,999 birds A4i
Short-billed Dowitcher Limnodromus griseus VU winter (2006) 1,000–1,500 birds A4i
Spotted Sandpiper Actitis macularius LC winter (2006) 1,500–2,000 birds A4i
Wandering Tattler Tringa incana LC winter (2006) 50–100 birds A4i
Willet Tringa semipalmata LC winter (2006) 2,000–2,500 birds A4i
Greater Yellowlegs Tringa melanoleuca NT winter (2006) 800–1,100 birds A4i
Royal Tern Thalasseus maximus LC resident (2006) 500–1,000 birds A4i
A4iii Species group - waterbirds n/a winter (2006) 20,000-49,999 birds A4iii

IBA Protection

Year Protected Area Designation (management category) % coverage of IBA
1998 La Ensenada (mixto) Refugio de Vida Silvestre (IV) 1

Habitats

Habitat % of IBA Habitat detail
Forest - Mangrove


Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Nicoya Gulf mangroves and coastal areas (Costa Rica). Downloaded from https://datazone.birdlife.org/site/factsheet/nicoya-gulf-mangroves-and-coastal-areas-iba-costa-rica on 23/12/2024.