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Location United Kingdom, Scotland
Central coordinates 1o 20.23' West  59o 55.98' North
IBA criteria B3, C7
Area 144 ha
Altitude 0 - 50m
Year of IBA assessment 2007

Royal Society for the Protection of Birds

Site description The Loch of Spiggie was formed by a sand-bar cutting off a shallow voe from the sea. Both lochs have slightly brackish waters. The IBA also includes the smaller Loch of Hinwell. The site is important for wintering wildfowl.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Whooper Swan Cygnus cygnus winter  1990-1995  135 individuals  good  B3, C7  Least Concern 

IBA Monitoring

2007 medium unfavourable medium
Good - based on reliable and complete / representative data

Pollution agricultural & forestry effluents - nutrient loads likely in long term (beyond 4 years) whole area/population (>90%) slow but significant deterioration medium

Cygnus cygnus Whooper Swan 135 60 individuals 45 unfavourable

Whole area of site (>90%) covered by appropriate conservation designation  A comprehensive and appropriate management plan exists that aims to maintain or improve the populations of qualifying bird species  Not assessed  medium 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Loch of Spiggie RSPB Reserve 113 protected area contained by site 113  
Lochs Of Spiggie and Brow Site of Special Scientific Interest 154 is identical to site 144  


IUCN habitat Habitat detail Extent (% of site)
Wetlands (inland) Standing brackish and salt water; Standing freshwater; Water fringe vegetation  -

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
nature conservation and research -
hunting -

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Lochs of Spiggie and Brow. Downloaded from on 25/10/2016

To provide new information to update this factsheet or to correct any errors, please email BirdLife