Key Biodiversity Areas

Scapa Flow (2685)
United Kingdom, Europe

Site overview


KBA status: confirmed
Year of last assessment: 2007
National site name: Scapa Flow
Central coordinates: Latitude: 58.8803, Longitude: -3.1032
System: marine, terrestrial
Elevation (m): 0 to 32
Area of KBA (km2): 252.51194
Protected area coverage (%): 15.66
KBA classification: Global/Regional TBD
Legacy site: Yes

Site details


Site description: A large sea area that separates the islands of Orkney Mainland, Hoy and South Ronaldsay, important for wintering waterbirds. An oil terminal occupies part of the IBA.
Rationale for qualifying as KBA: This site qualifies as a Key Biodiversity Area of international significance because it meets one or more previously established criteria and thresholds for identifying sites of biodiversity importance (including Important Bird and Biodiversity Areas, Alliance for Zero Extinction sites, and Key Biodiversity Areas)
Delineation rationale: First identified in 1989, but dropped in 1992; reinstated in 2000, with no significant boundary changes since then. Digitised onto 1:50,000 scale OS maps.

Habitats


Land use: fisheries/aquaculture
IUCN HabitatCoverage %Habitat detail
Marine Intertidal25
Marine Neritic50
Marine Coastal/Supratidal25

Threats


Threat level 1Threat level 2Threat level 3Timing
Agriculture & aquacultureMarine & freshwater aquacultureIndustrial aquacultureOngoing
PollutionIndustrial & military effluentsOil spillsOnly in the future
Transportation & service corridorsShipping lanesOnly in the future
Energy production & miningRenewable energyOnly in the future