Arlington Reservoir is a biological Site of Special Scientific Interest west of Hailsham in

East Sussex East Sussex is a ceremonial and non-metropolitan county in South East England on the English Channel coast. It is bordered by Kent to the north and east, West Sussex to the west, and Surrey to the north-west. The largest settlement in East ...

. It is also a Local Nature Reserve and it is owned and managed by South East Water.

Wildlife

The site is of ornithological interest, with over 1% of the total UK wintering wigeon being populated within the site. Alder ''

Alnus glutinosa ''Alnus glutinosa'', the common alder, black alder, European alder, European black alder, or just alder, is a species of tree in the family Betulaceae, native to most of Europe, southwest Asia and northern Africa. It thrives in wet locations ...

'' and willow ''

Salix Willows, also called sallows and osiers, from the genus ''Salix'', comprise around 400 speciesMabberley, D.J. 1997. The Plant Book, Cambridge University Press #2: Cambridge. of typically deciduous trees and shrubs, found primarily on moist s ...

'' species are part of the open water. The site is also home to a scrub of hawthorn (''

Crataegus monogyna ''Crataegus monogyna'', known as common hawthorn, one-seed hawthorn, or single-seeded hawthorn, is a species of flowering plant in the rose family Rosaceae. It is native to Europe, northwestern Africa, and West Asia, but has been introduced in ...

''). A large jetty juts into the water a few hundred yards away from a water treatment building. The reservoir was originally created by damming the River Cuckmere, which previously meandered to the middle of the present-day reservoir. The Cuckmere is now channelled in a straight line just to the east. Located on the northwest bank of the reservoir is the Osprey Birdhide. It is a popular place to view the population of

cormorants Phalacrocoracidae is a family of approximately 40 species of aquatic birds commonly known as cormorants and shags. Several different classifications of the family have been proposed, but in 2021 the IOC adopted a consensus taxonomy of seven gen ...

which regularly visit to rest on the banks and trees surrounding the water. Other species include

great crested grebe The great crested grebe (''Podiceps cristatus'') is a member of the grebe family of water birds noted for its elaborate mating display. Taxonomy The great crested grebe was formally described by the Swedish naturalist Carl Linnaeus in 1758 in ...

, swallow,

mallard The mallard () or wild duck (''Anas platyrhynchos'') is a dabbling duck that breeds throughout the temperate and subtropical Americas, Eurasia, and North Africa, and has been introduced to New Zealand, Australia, Peru, Brazil, Uruguay, Arge ...

, pied wagtail,

coot Coots are medium-sized water birds that are members of the rail family, Rallidae. They constitute the genus ''Fulica'', the name being the Latin term for "coot". Coots have predominantly black plumage, and—unlike many rails—they are usuall ...

, Canada goose, rook, and

sheep Sheep or domestic sheep (''Ovis aries'') are domesticated, ruminant mammals typically kept as livestock. Although the term ''sheep'' can apply to other species in the genus ''Ovis'', in everyday usage it almost always refers to domesticated sh ...

graze in the surrounding water meadows. Black swans, presumably escapees from captivity can often be seen on the water.

References

External links

Reservoir level from South East WaterNatural England Arlington Reservoir citation
{{authority control Sites of Special Scientific Interest in East Sussex Sites of Special Scientific Interest notified in 1985 Drinking water reservoirs in England Local Nature Reserves in East Sussex Reservoirs in East Sussex