Coquet Island

Site of Special Scientific Interest · 55.3397, -1.5401

Condition (Natural England)

Unfavourable Recovering (3)
UnitFeatureConditionArea (ha)Assessed
NU292050 Unfavourable Recovering 19.93 2013-01-23
NU292051 Unfavourable Recovering 19.93 2013-01-23
NU293046 Unfavourable Recovering 19.93 2013-01-23

Climate exposure

This is about exposure to a nationwide pressure this habitat type carries — not a verdict on this site's own management.

Coastal

Coastal habitats are exposed to sea-level rise and storm erosion. Where hard sea defences sit behind them, there's nowhere landward to retreat to — a squeeze that keeps compressing the habitat no matter how well it's managed.

Geology & landscape

Mining / Industrial: Quarry · Rock Type: Sandstone

Landscape processes: Coastal

Birds & fish recorded

Birds

SpeciesSeason
Arctic tern Breeding
common tern Breeding
eider Breeding
roseate tern Breeding

Description

Description Coquet Island lies less than a mile off Amble on the Northumberland coast. It consists of a flat grassy plateau measuring some 20 hectares, girt by low sandstone cliffs with a wide rock platform at tide level, which is partly the result of former quarrying. The plateau is covered by a peaty soil supporting fescue grassland mainly Festuca rubra but with some Festuca ovina, with docks Rumex spp. and ragwort Jacobaea vulgaris. Maritime species such as sea campion Silene uniflora and thrift Armeria maritima are scarce. A variable population of rabbits graze the island and keep the turf short cropped, except where the high nutrient levels associated with sea bird droppings support dense stands of nettles mainly Urtica dioica but with some Urtica urens. The island is noted for its breeding sea birds. Several species occur at nationally important levels in excess of one percent of the British breeding population. Thus some 500 pairs of eider breed here at their most southerly colony on the east coast. Of particular note are the significant populations of various tern species, 1,100 pairs of common tern; 700 pairs of arctic tern; 1,500 pairs of Sandwich tern and 29 pairs of roseate tern. There is also a large population of black headed gulls, some 2,400 pairs.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
eider Somateria mollissima VU (NonBreeding) bird-duck anatidae
roseate tern Sterna dougallii CR (Breeding) bird-tern laridae
sheep's fescue Festuca ovina LC grass poaceae
red fescue Festuca rubra LC grass poaceae
thrift Armeria maritima CR herb plumbaginaceae
ragwort Jacobaea vulgaris LC herb asteraceae
sea campion Silene uniflora LC herb carophyllaceae
nettle Urtica dioica LC herb urticaceae
nettle Urtica urens NT herb urticaceae

Insects to look out for

These moths, butterflies and beetles are known to feed on plants recorded at this site, and carry a notable UK conservation status — but a host-plant being present doesn't mean the insect has actually been recorded here. Treat this as "worth watching for," not a confirmed sighting.

SpeciesStatusVia host-plant
The grey
Hadena caesia
Endangered Silene uniflora
Sussex emerald
Thalera fimbrialis
Endangered Jacobaea vulgaris
Satyr pug
Eupithecia satyrata
Vulnerable Jacobaea vulgaris
Grayling
Hipparchia semele
Vulnerable Festuca ovina, Festuca rubra
Grey chi
Antitype chi
Near Threatened Armeria maritima, Urtica dioica
Garden tiger
Arctia caja
Near Threatened Jacobaea vulgaris, Urtica dioica
Small heath
Coenonympha pamphilus
Near Threatened Festuca spp.
Autumnal rustic
Eugnorisma glareosa
Near Threatened Festuca ovina
Tawny speckled
Eupithecia icterata
Near Threatened Jacobaea vulgaris
Grey pug
Eupithecia subfuscata
Near Threatened Jacobaea vulgaris
Bordered pug
Eupithecia succenturiata
Near Threatened Jacobaea vulgaris
White-spotted pug
Eupithecia tripunctaria
Near Threatened Jacobaea vulgaris
Silver-spotted skipper
Hesperia comma
Near Threatened Festuca ovina
Rosy minor
Litoligia literosa
Near Threatened Festuca ovina

Host-plant data: Cook et al. (2025), Traits data for the butterflies and macro-moths of Great Britain and Ireland, 2024, UK Centre for Ecology & Hydrology / Butterfly Conservation; and Padovani et al. (2020), Database of Insects and their Food Plants (DBIF), UK Centre for Ecology & Hydrology (both Open Government Licence). Contains data supplied by UK Centre for Ecology & Hydrology.