Rasmussen Lowlands

IBA Criteria

Year of most recent IBA criteria assessment: 2008

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Tundra Swan Cygnus columbianus LC breeding 1994 3,822 individuals A4i
King Eider Somateria spectabilis LC breeding 1994 12,374 individuals A4i
Red Phalarope Phalaropus fulicarius LC breeding 1994 40,000 individuals A4i
A4iii Species group - waterbirds n/a breeding 1994 100,000-499,999 individuals A4iii

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

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Rasmussen Lowlands Ramsar Site, Wetland of International Importance 300,000 protected area contained by site 120,000


IUCN Habitat Habitat detail Extent (% of site)
Grassland Tundra -
Other -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
hunting -
not utilised -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Rasmussen Lowlands. Downloaded from on 26/03/2023.