Redshank (Tringa totanus)
This article was accepted into the corpus but its outbound wikilinks were never NER-processed — typical at the deepest BFS hop or when the run's entity cap was reached. No expansion funnel to show.
| Redshank (Tringa totanus) | |
|---|---|
.png) | |
| Name | Redshank |
| Status | LC |
| Status system | IUCN3.1 |
| Genus | Tringa |
| Species | totanus |
| Authority | (Linnaeus, 1758) |
Redshank (Tringa totanus) The redshank is a medium-sized wader of the family Scolopacidae notable for its red legs and loud, piping call. It is widespread across Eurasia and parts of Africa and is familiar on coasts, estuaries, wetlands and inland marshes. The species has a complex taxonomic history and features distinct seasonal plumages, migratory patterns and ecological interactions with predators and habitats.
Taxonomy and systematics
Described by Carl Linnaeus in 1758, the species sits in the genus Tringa, alongside taxa historically linked with studies by John James Audubon and classifications refined by institutions such as the British Ornithologists' Union and the International Ornithologists' Union. Molecular phylogenetics using mitochondrial DNA and nuclear markers has placed the redshank within a clade that includes Common greenshank, Lesser yellowlegs, Spotted redshank, and other waders examined in comparative work by researchers affiliated with Natural History Museum, London, Smithsonian Institution, and the Max Planck Society. Subspecies definitions—formerly recognizing forms such as T. t. totanus and T. t. robusta—have been debated in monographs and field guides published by the Royal Society for the Protection of Birds, BirdLife International, and regional checklists produced by national bodies like BirdWatch Ireland and the Netherlands Ornithologists' Union.
Description
Adults show a streaked grey-brown breeding plumage, with solid red-orange legs and a straight dark bill with a paler base, traits noted in plates by illustrators influenced by John Gould and early field descriptions in journals like The Ibis. In winter plumage the species becomes greyer and less streaked, resembling comparative descriptions in guides by Roger Tory Peterson and the Collins Bird Guide. Size and morphology comparisons frequently cite measurements from museum collections at the American Museum of Natural History, Natural History Museum, London, and the National Museum of Natural History (France). Vocalizations—sharp, high-pitched "tew-tew" calls—are catalogued in sound archives maintained by Macaulay Library and Xeno-canto and referenced in behavioural studies from universities such as University of Cambridge and University of Oxford.
Distribution and habitat
The redshank breeds across temperate Europe, Asia and parts of Iceland and winters in coastal regions of Africa, the Mediterranean, and southern Europe. Important stopover and wintering sites include estuaries controlled by authorities like the Ramsar Convention and protected areas such as Snettisham RSPB reserve, The Wash, and Tagus Estuary Natural Reserve. Habitat use spans saltmarshes, mudflats, freshwater marshes and flooded meadows often managed under agri-environment schemes promoted by the European Union and national conservation agencies such as Natural England and the Norwegian Directorate for Nature Management.
Behavior and ecology
Redshanks display territorial defence, alarm calling and mobbing behaviour documented in field studies by researchers at institutions including University of Glasgow and University of Bergen. Their migratory strategies tie into flyways monitored by organisations like Wetlands International, African-Eurasian Migratory Waterbird Agreement, and national ringing schemes coordinated by BTO and EURING. Predation pressure from raptors such as Peregrine falcon, Marsh harrier, and mammalian predators including Red fox influences nesting distribution, while interspecific interactions with shorebirds like Dunlin, Curlew, and Oystercatcher structure community dynamics described in coastal ecology literature produced by Centre for Ecology & Hydrology.
Feeding and diet
Foraging typically involves probing and pecking on mudflats and vegetation edges to consume invertebrates and small vertebrates; diet studies reference work carried out by the British Antarctic Survey and university laboratories at University of Wageningen and University of Helsinki. Prey items include crustaceans, polychaetes, insect larvae and molluscs, with seasonal shifts reported in surveys from the Caspian Sea to the North Sea. Feeding behaviour is compared to gleaning and probing tactics catalogued in ethological texts from scholars linked to Cornell Lab of Ornithology and the Max Planck Institute for Ornithology.
Breeding and reproduction
Breeding territories are established in wet grasslands, peat bogs and saltmarshes with nests sited on the ground in tussocks or vegetated hummocks, patterns documented in long-term studies by Royal Society for the Protection of Birds, SNH (Scottish Natural Heritage), and the Finnish Museum of Natural History. Clutch size typically ranges 3–5 eggs; incubation, fledging periods and parental care have been quantified in demographic studies informing conservation action by BirdLife International and national wildlife trusts. Effects of agricultural intensification under policies shaped by the Common Agricultural Policy and habitat management recommendations from the Ramsar Convention have been focal points in conservation breeding research.
Conservation status and threats
Listed as Least Concern by the IUCN, regional declines have prompted action by organisations including BirdLife International, Wetlands International, and national bodies like Natural Resources Wales. Threats include habitat loss from coastal development, drainage for agriculture influenced by directives of the European Commission, disturbance at key sites managed by agencies such as the Environment Agency (England), and climate-driven sea-level rise assessed by panels like the Intergovernmental Panel on Climate Change. Conservation measures encompass protected area designation, agri-environment schemes promoted by the European Environment Agency, predator control trials reviewed by independent scientific committees, and monitoring networks coordinated through RSPB, BTO, and international flyway initiatives.
Category:Birds of Europe Category:Waders