• Summary
• Text account
• Data table and detailed info
• Map
• Reference and further resources

The site was identified as important in 2007 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species') at the site:

Species	Red List1	Season	Year(s)	Size	IBA criteria
Black Guillemot Cepphus grylle	LC	breeding	2007	634 individuals	B1ii, B2, C3

1. The current IUCN Red List category. The category at the time of the IBA criteria assessment (2007) may differ.

Ideally the conservation status of the IBA will have been checked regularly since the site was first identified in 2007. The most recent assessment (2007) is shown below.

State (condition of the trigger species' populations)
Species	Reference	Actual	Units	% remaining	Result
Purple Sandpiper Calidris maritima	275	122	individuals	45	not assessed
Black Guillemot Cepphus grylle	125	634	individuals	100	favourable

Pressure (threats to the trigger species and/or their habitats)
Threat	Timing	Scope	Severity	Result
Climate change and severe weather	happening now	some of area/population (10-49%)	slow but significant deterioration	medium

Response (conservation actions taken for the trigger species and/or their habitats)
Protected areas	Management plan	Other action	Result
Little/none of site covered (<10%)	Unknown	Not assessed	negligible

Habitat1	Habitat detail	% of IBA
Marine Coastal/Supratidal		-
Marine Intertidal		-

1. IUCN Habitat classification.

Land use	% of IBA
agriculture	100

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Recommended citation
BirdLife International (2024) Important Bird Area factsheet: North Ronaldsay Coast (United Kingdom). Downloaded from https://datazone.birdlife.org/site/factsheet/north-ronaldsay-coast-iba-united-kingdom on 23/11/2024.