Gulf of Riga, west coast

IBA Criteria

Year of most recent IBA criteria assessment: 2000

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Long-tailed Duck Clangula hyemalis VU winter 1992-1999 71,000-142,000 individuals A4i, B1i
Melanitta fusca NR winter 1992-1999 14,000-80,000 individuals A4i, B1i
Common Goldeneye Bucephala clangula LC non-breeding 1991-1999 6,550-13,425 individuals A4i, B1i
Red-breasted Merganser Mergus serrator LC winter 1990 1,890 individuals A4i, B1i
Red-necked Grebe Podiceps grisegena LC winter - 550 individuals B1i
A4iii Species group - waterbirds n/a winter 1992 100,000-499,999 individuals A4iii, C4

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IUCN Habitat Habitat detail Extent (% of site)
Coastline Sand dunes & beaches -
Sea Sea inlets and coastal features -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
tourism/recreation -
urban/industrial/transport -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Gulf of Riga, west coast. Downloaded from on 20/02/2020.