Key Biodiversity Areas

Crussa Field and the Heogs (2452)
United Kingdom, Europe

Site overview


KBA status: confirmed
Year of last assessment: 2007
National site name: Crussa Field and the Heogs
Central coordinates: Latitude: 60.7738, Longitude: -0.8663
System: marine, terrestrial
Elevation (m): 40 to 140
Area of KBA (km2): 4.69282
Protected area coverage (%): 99.83
KBA classification: Global/Regional TBD
Legacy site: Yes

Site details


Site description: The site comprises herb-rich maritime heathland, the Heogs rocks and a number of disused chromite quarries. The site is important for breeding moorland birds.
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; no significant boundary changes since then. Digitised onto 1:50,000 scale OS maps.

Habitats


Land use: agriculture (100%)
IUCN HabitatCoverage %Habitat detail
Shrubland90
Rocky Areas(e.g., inland cliffs, mountain peaks)10

Threats


Threat level 1Threat level 2Threat level 3Timing
Climate change & severe weatherHabitat shifting & alterationOngoing