It is identified in spring and summer by a white forehead contrasting with a black crown and nape. It is slate grey above and white below with a black cap and black extended eyeline. Often seen flying low over the water, with quick deep wingbeats and shrill cries. Conversely, nesting habitat is more specific; interior least terns construct nests on the ground and require open areas of sand and gravel that are largely devoid of vegetation.Historically, interior least terns nested along all of the large, sandy prairie river systems in Oklahoma. It was once called sea swallow for its delicate, graceful and buoyant flights over water. See the Info section below for more information on each ancillary dataset. Normal business activity will resume on Monday, Nov. 30. Length: 8.5-9.5 inches. In breeding plumage, the bill is blood red with a black tip. The short legs and webbed feet of the male are orange while the females are pale yellow. The least tern (Sternula antillarum) is a species of tern that breeds in North America and locally in northern South America.It is closely related to, and was formerly often considered conspecific with, the little tern of the Old World.Other close relatives include the yellow-billed tern and Peruvian tern, both from South America.. ROYAL TERN (Thalasseus maximus) "Royal tern" (7). The long, black outermost wing feathers and the short, d⦠The smallest of American terns, the Least Tern is found nesting on sandy beaches along the southern coasts of the United States and up the major river systems far into the interior of the continent. The tail is also shorter and has darker outer edges. The immature and winter adult lack enoug⦠The species nests in the open near water, both coastally and along major inland rivers. Note: Data are divided up by species modeling regions and you will need 7zip to decompress the files. Click here to return to the species description page . Presumably the population had been greatly reduced by hunting prior to 1885. This map animates weekly estimated relative abundance, defined as the expected count on an eBird Traveling Count starting at the optimal time of day with the optimal search duration and distance that maximizes detection of that species in a region on the specified date. The Roseate Tern (Sterna dougallii) is listed as endangered in its northeastern range (USFWS 1989) and threatened in its Caribbean range (USFWS 1993). Identifying Characteristics. Range data provided by Infonatura/Natureserve and BirdPhotos.com. Montana, which is at the western edge of the range, has a recovery goal of 50 birds. Date: 31 December 2018: Source: Least Tern (Sternula antillarum), In Neotropical Birds Online (T. S. Schulenberg, Editor). Status: State threatened. Least Tern: Scientific (Sternula antillarum) Order: CHARADRIIFORMES: Family (Latin) Laridae: Family (English) Gulls, Terns, Skimmers: Other name(s) Regions: NA, MA: Breeding Range Subregions: widespread: Habitat: Broad, sandy, vegetation-free beaches usually located close to an estuary. This is to let people give us reasons why they agree or disagree.The species' population has increased from 600 in 1973 to r⦠Usually hovers before plunging into water for tiny prey; does more hovering than most terns. (1983) and Spendelow and Patton (1988). Fink, D., T. Auer, A. Johnston, M. Strimas-Mackey, O. Robinson, S. Ligocki, B. Petersen, C. Wood, I. Davies, B. Sullivan, M. Iliff, S. Kelling. Terns use a wide array of habitat types for foraging, including large rivers, lakes, ponds, and shallow wetlands. Nesting habitat includes sparsely vegetated river sandbars, sandpits, and reservoir beaches. Weight: Approximately 1 ounce. The St. Marks River also flows through and influences St. Marks Wildlife Refuge, which provides wintering grounds, nesting areas, and habitat for more than 300 species of birds. The limitations of this book will have you going back to Harrison for the rest of the Terns plus with Saunders, White-cheeked and Crested Terns having ranges not in Europe or North America I'm a bit puzzled by their inclusion, maybe Western Palearctic. The interior least tern is a feisty, swallow-like bird 8-9 inches long with a wingspan of 20 inches. https://doi.org/10.2173/ebirdst.2018, Certain products may be unavailable due to insufficient data. . English: Range map of Least tern. The individual species range map needs to be reviewed to The status and distribution of nesting Roseate Terns in That would mean we are concerned about it, but we don't think it is about to go extinct. St. A real beach bum, rarely straying far from sand, both on the coast and along inland rivers and lakes. Wingbeats are uniquely rapid and the black leading edge of the outer wing is co⦠Adult least terns have a black crown, white forehead and undersurface, pale gray back and wings and a black-tipped yellow-orange bill. The general ecol-ogy and status of both populations also have been reviewed in Clapp et al. The smallest of American terns, the Least Tern is found nesting on sandy beaches along the southern coasts of the United States and up the major river systems far into the interior of the continent. The common tern is the most widespread and abundant tern in New York. Changing water levels, direct disturbance by humans, and development have diminished breeding populations. We have to go through a legal process(45 KB PDF) to make the change. Least Tern (Sternula antillarum) Range embedded in Google Map Country Map. Wings and forked tail characteristic of most terns has darker outer edges black cap types for foraging including. 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