WebbHow to identify. The sandwich tern is whitish-grey above and white below, with a large black cap (the forehead becomes white in winter) and a shaggy, black crest. It has short, … Webb(Stienen 2006). At the Danish North Sea, the Sandwich Tern has been about stable, fluctuating between 2,900 and 4,100 bp from 1993 to 2007 (Gregersen 2006 and unpubl.). The ecological reasons for changes and shifts of breeding pair numbers in the North Sea have been analysed by Stienen (2006). Distribution and population trends of the …
Morecambe Bay and Duddon Estuary Site Citation EC Directive …
WebbTE Sandwich Tern 0.5 SP Scaup 19.5 SU Shelduck 235 NB Spoonbill 0.5 . DR Spotted Redshank 0.5 T. Teal 1000 TT Turnstone 200 WM Whimbrel 0.5 WS Whooper Swan 80 ... BTO, RSPB and JNCC, in association with WWT. British Trust for Ornithology, Thetford. Note 2: Common tern population estimate has been derived from Stroud, D.A., WebbThe group was further supported by NatureScot and JNCC staff. ... Sandwich tern) Highest. 677. Arctic tern. Faster. 5. Terns (includes Common tern, Arctic tern, Sandwich tern) Highest. 677. Sandwich tern. Faster. 1. Large gulls (includes herring, lesser black-backed, great black-backed gulls) development of grand theory in nursing
Signification de "sandwich tern" dans le dictionnaire anglais
WebbThe Sandwich Tern is a sleek, medium-sized tern with a ragged black crest and a gleaming black bill with a sharp yellow tip. It's smaller and slimmer than a Royal Tern, a species it often nests alongside in busy, shrieking … WebbSandwich tern Sterna sandvicensis Breeding 441 pairs (882 breeding adults)5 (2008 - 2014) 4.01% . Common tern Sterna hirundo Breeding 492 pairs ... JNCC Seabird Monitoring Project and site managers from the National Trust, RSPB and … Webb13 apr. 2024 · Data for the wintering waterbird indicator come from the BTO, JNCC and RSPB Wetland Bird Survey (WeBS), with additional data from the WWT and JNCC Goose and Swan Monitoring Programme (GSMP). 2.3 ... churches in peterborough