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Location United Kingdom, Wales
Central coordinates 4o 28.53' West  51o 40.18' North
IBA criteria A4i, A4iii, B1i, C4, C6
Area 46,490 ha
Altitude 0 - 56m
Year of IBA assessment 2007

Royal Society for the Protection of Birds

Site description The site comprises three broad estuaries that drain into the Bay (the Taf, Tywi and Gwendraeth) in addition to the Bay itself and part of the coast. A wide range of coastal habitats are represented. The IBA is important for wintering and passage wildfowl and waders, and for breeding wildfowl and waterbirds.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Melanitta fusca winter  2002-2004  18,954 individuals  good  A4i, B1i  Not Recognised 
Eurasian Golden Plover Pluvialis apricaria winter  2001-2006  7,180 individuals  good  C6  Least Concern 
A4iii Species group - waterbirds winter  2001-2006  23,866 individuals  good  A4iii, C4   

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Bae Caerfyrddin ac Aberoedd (Carmarthen Bay and Estuaries) Habitats Directive 65,872 protected area overlaps with site 37,000  
Bae Caerfyrddin/Carmarthen Bay Birds Directive 33,411 protected area overlaps with site 31,730  


IUCN habitat Habitat detail Extent (% of site)
Grassland   -
Wetlands (inland) Fens, transition mires and springs; Mud flats and sand flats; Salt marshes; Standing freshwater; Tidal rivers and enclosed tidal waters; Water fringe vegetation  -
Sea Open Sea  -
Coastline Sea cliffs and rocky shores  -
Artificial - terrestrial   -

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
tourism/recreation -

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Recommended citation  BirdLife International (2014) Important Bird Areas factsheet: Bae Caerfyrddin/Carmarthen Bay. Downloaded from on 25/10/2014

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