River Ume Delta and Plains

IBA Justification

The site was identified as important in 2001 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
Whooper Swan Cygnus cygnus LC passage 2001 300-800 individuals A4i, B1i, C2
Bean Goose Anser fabalis LC passage 2001 2,250-4,000 individuals A4i, B1i, C3
Bean Goose Anser fabalis LC breeding 1996 900-1,200 breeding pairs B1i, C3
Smew Mergellus albellus LC passage 2001 50-150 individuals C2
Goosander Mergus merganser LC passage 2001 1,800-4,000 individuals A4i, B1i, C3
Goosander Mergus merganser LC breeding 1996 1,400-1,800 breeding pairs A4i, B1i, C3
Eurasian Wigeon Mareca penelope LC passage 2001 5,500-15,000 individuals B1i, C3
Common Teal Anas crecca LC passage 2001 2,500-5,000 individuals B1i, C3
Common Teal Anas crecca LC breeding 1996 2,000-2,500 breeding pairs B1i, C3
Common Crane Grus grus LC passage 2001 275-700 individuals B1i, C2
Broad-billed Sandpiper Calidris falcinellus LC passage 2001 150-450 individuals A4i, B1i, C3
Spotted Redshank Tringa erythropus LC passage 2001 800-1,500 individuals A4i, B1i, C3
Common Greenshank Tringa nebularia LC passage 2001 500-2,000 individuals A4i, B1i, C3
Wood Sandpiper Tringa glareola LC passage 2001 4,000-12,000 individuals A4i, B1i, C2
Little Gull Hydrocoloeus minutus LC breeding 2001 10-20 breeding pairs B2
White-tailed Sea-eagle Haliaeetus albicilla LC passage 2001 5-20 individuals A1, C1

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2001).

IBA Protection

Protected area (PA) PA designation PA area (ha) Relationship of PA with IBA Overlap of PA with IBA (ha)
Umedeltats slättbygd Djur- och växtskyddsområde 1,259 protected area overlaps with site 0
Umeälvens delta och slätter Special Protection Area (Birds Directive) 3,506 protected area overlaps with site 3,400
Umeälvens Delta Site of Community Importance (Habitats Directive) 2,006 protected area overlaps with site 2,010
Umeälvens delta Naturreservat 1,886 protected area overlaps with site 0
Umeälv delta Ramsar Site, Wetland of International Importance 1,040 protected area overlaps with site 1,040
Stora Tuvan Nature Reserve 108 protected area contained by site 170
Södra Degernässlätten - Sundet Naturreservat 168 protected area overlaps with site 0
Röbäcksslätten Wildlife and Plant Sanctuary 372 protected area contained by site 415
Ängsbacka Naturreservat 89 protected area overlaps with site 0


Habitat (IUCN level 1) Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland -
Grassland Humid grasslands -
Artificial/Terrestrial Ruderal land -
Marine Intertidal -
Marine Neritic -
For more information about the IUCN Habitat classification, please click here.

Land use

Land-use Extent (% of site)
nature conservation and research -
tourism/recreation -
forestry -
urban/industrial/transport -

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: River Ume Delta and Plains. Downloaded from on 26/09/2023.