The flight of Caspian terns is direct, with purposeful shallow beats. They have got a white head with a black cap and white neck, stomach, and tail. As large as a big gull, the Caspian Tern is the largest tern in the world. Its black cap, large red bill, and tern-like habit of flying slowly with … [3] The genus name is from Ancient Greek hudros, "water", and Latin progne, "swallow". The Caspian Tern has a dark red, stout, rather massive bill, with a dark gray colored tip. African and Australasian birds are resident or disperse over short distances. Wingspan: 127-140 cm Weight: 530-782 g. The Caspian Tern in breeding plumage has pale grey upperparts including the wings, whereas underparts, rump and tail are white. Caspian ternThe Caspian tern is the largest species of tern in North America. Their usual hunting method is to fly up to 15 m above the surface of the water, then diving steeply on to prey, often becoming completely submerged in the process. > Read More 13 1985 Caspian tern. Similar species: the Caspian tern is substantially larger than any other tern in New Zealand. They are our largest Tern. The tail is relatively short and only slightly forked compared to other terns. [3], 10.2305/IUCN.UK.2015.RLTS.T22694524A84639220.en, "Wild About Terns: Looking After Our Shorebirds", "Terns follow record warm temperatures in 'shock' migration to north of Alaska", Caspian Tern species text in The Atlas of Southern African Birds, https://en.wikipedia.org/w/index.php?title=Caspian_tern&oldid=970893246, Taxonbars with automatically added original combinations, Creative Commons Attribution-ShareAlike License, This page was last edited on 3 August 2020, at 00:47. The legs and eyes are … Adult in breeding plumage. The two parents share incubation of a clutch of 1–3 dark speckled light grey or olive-brown eggs for 21–28 days. The Caspian tern (Sterna caspia) is the largest of the terns (length 47-54 cm, wingspan 130-145 cm, weight 680 g) with an almost cosmopolitan distribution, with breeding occurring in North America, Europe, Africa, Asia and Australasia (Higgins & Davis 1996). In winter, the black cap is still present (unl… They have also been recorded feeding on crickets and marine worms caught by probing in soft mud and wading in shallow water. Notornis 42: 138-139. Fitzgerald, N. 2013. The specific caspia is from Latin and, like the English name, refers to the Caspian Sea. They have a white head with a black cap and white neck, belly and tail. Higgins, P.J. They feed mainly on fish, which they dive for, hovering high over the water and then plunging. 1996. The tail is slightly notched. The Caspian tern is the largest of the terns, with a wingspan averaging 31 inches (79 cm). Seen in many parts of the world, the Caspian tern (Hydroprogne caspia, formerly Sterna caspia*) is uncommon in New Zealand, with an estimated population of 1300-1400 breeding pairs.The world’s largest tern, it is 48–60cm long, weighs 530–782gm, and has a wingspan of 127–145cm. Wingspan: 4.2-4.6 ft (127.0-140.0 cm) Weight: 1.3-1.7 lb (574-782 g) Clutch Size: 2-3: Chicks at birth: Semi-precocial: IUCN Conservation Status: Least Concern: Continents: NA, SA, EU, AF, AS, OC: Videos/Pictures (feet) The Caspian Tern is the largest Tern in the world. The oldest known wild Caspian Tern lived to be more than 29 years 7 months old. The next largest species, the crested tern (a rare vagrant) is half the size by weight, and has a yellow bill. Image © Les Feasey by Les Feasey. It has white undersides and breast and slate gray upperwings and back. In New Zealand, Caspian terns frequent sheltered bays and harbours of the main islands, but are also seen regularly at inland lakes and rivers of Canterbury, the central North Island (e.g. Southern black-backed gulls and red-billed gulls may attack eggs and chicks following disturbance by people. Caspian terns first breed when 3-4 years old. We may see one or two here per year, great looking bird. caspian-tern. There is little evidence of Caspian terns in coastal deposits of subfossil bones in New Zealand, indicating that they may have colonised recently or had a very restricted distribution here until the early 20th century. [3][6], Breeding is in spring and summer, with one to three pale blue green eggs, with heavy brown spotting, being laid. Barlow, M. 1995. The upper wings and back are pale grey; the underwings are pale with dark primary feathers. ; Robertson H.A. Vol. Its size, stout red bill, and lack of a deeply forked tail distinguishes it from other white terns found in the state. The chicks are variable in plumage pattern, from pale creamy to darker grey-brown; this variation assists adults in recognizing their own chicks when returning to the colony from feeding trips. They also occasionally eat large insects, the young and eggs of other birds and rodents. The Caspian Tern is the world's largest tern and can be found in many places around the world. Common terns and Forster's terns belong to the genus Sterna, Caspian terns to the genus Hydroprogne, and black terns to the genus Chlidonias. North American birds migrate to southern coasts, the West Indies and northernmost South America. Adults have black legs and a black cap to below the eye during the breeding season; the cap becomes speckled with white and less sharply delineated at other times of the year. caspian-tern. 1 minute read. The scientific name of the Caspian Tern was recently (2005) changed from the genus Sterna to Hydroprogne based on mtDNA sequence analysis. Its bill is distinctively thick, bright orange but dark at the tip. Family: Terns – Sternidae; Appearance: Finland’s largest tern. The Caspian tern is the largest species of tern in North America. [4], It is the world's largest tern with a length of 48–60 cm (19–24 in), a wingspan of 127–145 cm (50–57 in) and a weight of 530–782 g (18.7–27.6 oz). www.nzbirdsonline.org.nz. They nest either together in colonies, or singly in mixed colonies of other tern and gull species. (eds.) The gull-billed tern is about a third the weight of a Caspian tern, and always has a black bill. [3], In 2016, a nest of the Caspian tern was found in the Cape Krusenstern National Monument in northwestern Alaska, 1,000 miles further north than any previous sighting. They are distinguished from Royal Terns by the coral red and dusky tip of their bill, their larger size and the longer persistence of their black cap during breeding season. Its breeding habitat is large lakes and ocean coasts in North America (including the Great Lakes), locally in Europe, Asia, Africa, Australia and New Zealand. http://en.wikipedia.org/wiki/Caspian_Tern, http://www.nzbirds.com/birds/caspiantern.html. It has white undersides, a white breast, slate gray upperwings, and a gray back. Posted in Sea Birds. Black Noddy. ... Wingspan: 49.6-50.4 in (126-128 cm) Species in This Family. The Caspian tern is a large distinctive gull-like tern of shallow coastal waters and, particularly outside of the breeding season, inland lakes and rivers throughout New Zealand. 2008. (ed.) Caspian Terns (Hydroprogne caspia) are North America's largest tern with a wingspan of 50 inches and weighing in at 1.4 pounds. This species is generally 47 to 54 cm long, with a wingspan of approximately 127 cm. Caspian Tern is the world's largest tern with a length of 48–56 cm, a wingspan of 127–140 cm and a weight of 574–782g. They continue to be fed by the adults for several more months and may accompany them to wintering sites, where their plaintive begging cries can be heard from hundreds of metres away. The Common Tern is the most widespread tern in North America, spending its winters as far south as Argentina and Chile. [3] In winter, the black cap is still present (unlike many other terns), but with some white streaking on the forehead. The upper wings and back are pale grey; the underwings are pale with dark primary feathers. Caspian terns feed mostly on small surface-swimming fish such as yellow-eyed mullet, piper, and smelt. Share. At a distance, when they are in flight, they may be mistaken for a ring-billed Gull because of their size. The nest is on the ground among gravel and sand, or sometimes on vegetation; incubation lasts for 26–28 days. They have a white head with a black cap and white neck, belly and tail. In fact, the Caspian is the largest tern in the world, measuring approximately 18-21 inches in length with a wingspan between 47-53 inches. Photo taken with a AF-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens (EFL=450mm) on a Nikon D200 camera. There is a single record of a vagrant bird from the Kermadec Islands, and two from the Chatham Islands. Size: Length 48–55 cm, wingspan 125–140 cm, weight 570–780 g. Adult birds have black legs, and a long thick red-orange bill with a small black tip. It is the world’s largest tern with a length of 48-60 cm, a wingspan of 127-145 cm and a weight of 530-782 g. Adult birds have black legs … Caspian terns are silver-grey above and white below, with dark wing tips. This development was part of a general trend in Alaska of species moving to the north, a tendency ascribed to global warming. Profile by Will McDaniel: The Caspian Tern is the world’s largest tern at up to 2 feet in length and topping out at an impressive 5 foot wingspan, slightly larger than … The magnificent Caspian Tern Hydroprogne caspia is the world’s largest tern species, with an adult wingspan of about 5 feet.These birds are widely distributed throughout the world, though on Abaco and in the Bahamas generally they are classed as a very uncommon transient species, classified as T4 signifying a mere handful of reports. Oxford University Press, Melbourne. Notornis 55: 84-88. Heather, B.D. Caspian Terns (Hydroprogne caspia) are North America’s largest tern with a wingspan of 50 inches and weighing in at 1.4 pounds.The image above shows an adult going into nonbreeding plumage coming in for a landing at Fort De Soto’s north beach during the month of … Juveniles have some brown mottling on the back that is lost during the first autumn moult, while the diffuse brown cap is retained for longer. Caspian terns are silver-grey above and white below, with dark wing tips. Their typical call is a drawled "kee-arr". Adult birds in breeding plumage (summer plumage) have a long red-orange bill with a black tip and black legs. Common Terns gracefully row through the sky showing off their long angular wings, and breeding season gray belly, black cap, and red bill. The call is a loud heron-like croak. Gulls, Terns, and Skimmers (Order: Charadriiformes, Family:Laridae) Black-legged Kittiwake. Handbook of Australian, New Zealand and Antarctic birds. This large tern weighs around 1.5 pounds. Adult birds have black legs, and a long thick red-orange bill with a small black tip. They may fly up to 60 km (37 mi) from the breeding colony to catch fish; they often fish on freshwater lakes as well as at sea. Waitangi, Northland, August 2015. The Caspian tern is the largest of all species of terns. With its 1 metre wingspan, it is similar in size to a black-backed gull. Orangish red colouring of large dagger-shaped bill makes it appear almost carrot-like. ; Davies, S.J.J.F. It is 19-23 inches in length with a wingspan of 47-53 inches. It has a black cap on its head and black legs and feet. Largest tern, Body white, black cap, extensive dark (blackish) under primaries, bill large, thick and brilliant red with dark tip, black legs. Caspian Tern, Hydroprogne caspia measures 21 inches long with a wingspan of 50 inches. The breast and face are also white. Caspian Tern in flight – Nikon D200, handheld, f6.3, 1/2500, ISO 500, Nikkor 80-400mm VR at 280mm, natural light. With its 1 metre wingspan, it is similar in size to a black-backed gull. The large bill is mostly bright red in adults, becoming dark near the tip, with the extreme tip  yellowish (only apparent at close range). Overall, the Caspian Tern is about 4X larger than the terns we are accustomed to seeing here in Massachusetts. New Zealand Birds Online. Handbook of Australian, New Zealand and Antarctic birds. Manie Combrinck March 8, 2020. The Caspian tern is the largest of all species of terns. The tail is relatively short and only slightly forked compared to other terns. It has a black cap on its head and black legs and feet. Published December 7, 2011 | … [6], Their breeding habitat is large lakes and ocean coasts in North America (including the Great Lakes), and locally in Europe (mainly around the Baltic Sea and Black Sea), Asia, Africa, and Australasia (Australia and New Zealand). European and Asian birds spend the non-breeding season in the Old World tropics. Description: This large, gull-like tern has a black cap, and a large, thick, black-tipped red bill. Challies, C.N. It’s hard to miss their large orange bill, but you’re not likely to see one in most of New England except during migration. In Robertson, C.J.R. Adults have black legs and a black cap to below the eye during the breeding season. Habitats and factors affecting breeding success at eleven Caspian tern (Sterna caspia) colonies in New Zealand. Caspian Tern [Hydroprogne caspia] [Length 21 in. Viking, Auckland. Caspian terns are sometimes mistaken for large gulls by inexperienced observers. The large red-orange bill is quite distinctive. Hydroprogne tschegrava Facebook Twitter Skype WhatsApp Share via Email. The Caspian tern is the largest of all species of terns. Helopus caspius, The Caspian tern (Hydroprogne caspia)[2] is a species of tern, with a subcosmopolitan but scattered distribution. The Caspian Tern is a large Tern reaching 21 inches in length and a wingspan of 50 inches. On the wings, the primaries are dark grey to blackish on the underside. [7], The global population is about 50,000 pairs; numbers in most regions are stable, but the Baltic Sea population (1400–1475 pairs in the early 1990s) is declining and of conservation concern.[3][8]. (ed.) Wingspan 50 in.] Population numbers of the Caspian tern (Sterna caspia) in New Zealand. Caspian terns are silver-grey above and white below, with dark wing tips. In Miskelly, C.M. Caspian Tern (Sterna caspia) Wingspan 1300mm body weight of 574-782g. They have a white head with a black cap and white neck, belly and tail. Average life span of Great Lakes Caspian Terns is estimated to be 12 years. The cap becomes speckled with white and less sharply delineated at other times of the year. Caspian terns breed in colonies or as isolated pairs, often in association with other terns or gulls. Conservation status: Nationally Vulnerable, Caspian tern. The tail is relatively short and only slightly forked compared to other terns. Fledging occurs after 35–45 days. In flight, the tail is less forked than other terns and wing tips black on the underside. The largest of the terns, the Caspian Tern is one of the most widespread tern species in the world, occurring on every continent except Antarctica. It is the world's largest tern with a length of 48–60 cm (19–24 in), a wingspan of 127–145 cm (50–57 in) and a weight of 530–782 g (18.7–27.6 oz). 1996. Flight calls from birds near colony (also white-fronted tern), Calls in flight over breeding colony (white-fronted tern in background), Adult and juvenile mobbing recordist near colony, Altercation within a group of adults at colony. CASPIAN TERNS: A RARE TREAT FOR ABACO. The Caspian tern is one of the species to which the Agreement on the Conservation of African-Eurasian Migratory Waterbirds (AEWA) applies. Caspian terns breed mainly on open coastal shellbanks and sandspits, and occasionally on braided river beds and at inland lakes. In flight, the tail is less forked than other terns and wing tips black on the underside. Fish are caught by plunge-diving and usually swallowed in flight. Voice: a distinctive harsh 'karh' is often given in flight, particularly around breeding colonies. It is an attractive sleek species whose guttural call is often heard before the bird is seen. Where they are, and when. Chicks are fed whole regurgitated fish by both parents. Lake Ngaroto and Lake Whakamaru on the Waikato River). With its 1 metre wingspan, it is similar in size to a black-backed gull. ... in fact, with a body length of two feet and a wingspan that approaches five feet. The bill is orange and smaller than adults at first. Caspian terns are very widely distributed around the world. [3][5] Adult birds have black legs, and a long thick red-orange bill with a small black tip. Readers Digest, Sydney. Eggs are laid from late September through to late December. Black or dark cap prominent on birds in all plumages. Like other shore-nesting birds, chicks and eggs are vulnerable to predation by introduced mammalian predators such as cats, stoats and ferrets. They may associate with feeding gulls and white-fronted terns, but are usually solitary hunters. The global population is estimated at 50,000 Grownup Caspian Tern has black legs and an extended thick red-orange invoice with a small black tip. Away from breeding colonies, Caspian terns are usually seen singly (especially when foraging) or in small roosting flocks. It is 19-23 inches in length with a wingspan of 47-53 inches. They are led from the nest a few days after hatching and fledge at about 5 weeks. In the breeding season adults have a red bill with a black tip, a black crown, and red legs. The Caspian Tern, Hydroprogne caspia, stands out for any number of reason. 3, snipe to pigeons. It is white with a light gray mantle and white undersides. Caspian Tern is the world’s largest tern with a size of 48–60 cm (19–24 in), a wingspan of 127–145 cm (50–57 in) and a weight of 530–782 g (18.7–27.6 oz). The Caspian Tern's wingspan of 4.5 feet is almost twice the Common Tern's 2.5 foot wingspan, but the Caspian Tern weighs about 5 times what a Common Tern weighs. A very large heavily built tern, silver-grey above and white below, with dark wing tips, a large pointed bright red bill with dark tip, a relatively short slightly forked tail. Lake Taupo and Rotorua) and Waikato (e.g. Despite its extensive range, it is monotypic of its genus, and has no accepted subspecies. Its stout, bright red bill has a gray tip and a it has a slightly forked tail. This Caspian Tern was photographed at a section of the Lower Rio Grande NWR along the Rio Grande River, Weslaco, Texas, USA. Although widespread now, Caspian terns remain uncommon in New Zealand, with around 1300-1400 breeding pairs estimated. Its large coral red bill makes it one of the most easily identified terns throughout its worldwide range. The Caspian tern is the world's largest tern species, about 2 feet in length with a wingspan over 4 feet. • Wingspan: 50 inches • Season: Year-round More about Caspian Terns. (Date: December 29, 2010) Their 31 inch (78.7 cm) average wingspan distinguishes them from the Caspian tern whose wingspan averages 54 inches (137 cm). The legs and feet may be dull orange or black. Latin Name : Sterna caspia Iranian Name : پرستوی دریائی خزر It has a wingspan of 127–140 cm and weighs 574–782g. Extensive dark colouring on wingtips. Caspian terns are susceptible to nest disturbance by people, their dogs, and off-road vehicles. They dive towards the water picking off fish just below the surface. Caspian Terns are the largest terns in the world, with a wingspan of up to nearly five feet. Caspian tern. Readers Digest complete book of New Zealand Birds. The Caspian Tern in a dive for a fish meal at the Bolsa Chica Wetlands in Huntington Beach. Only a blow in to Lord Howe. The Caspian Tern is the largest tern, measuring 48–56 cm, including its tail. (One exception is the Lake Champlain Islands in Vermont.) Bell, M.; Bell, B.D. Caspian tern. The nest is a shallow scrape in sand or shingle and may be unlined or incorporate some grass, feathers, sticks or other material. The field guide to the birds of New Zealand. Sterna caspia The Caspian Tern is an uncommon migrant in Tennessee, more frequently seen in the fall, and occasionally seen in large flocks of 100 or more individuals. The bill on juvenile birds is more orange-red and their upperparts are paler than on the adults. Ivory Gull. Red-Orange bill with a black cap to below the eye during the breeding season adults a... Given in flight small black tip head with a black cap and white neck, belly tail... Is less forked than other terns tern lived to be 12 years about a third the weight 574-782g... And back are pale grey ; the underwings are pale grey ; the underwings are grey... Refers to the North, a white head with a black crown, and a it a! And marine worms caught by plunge-diving and usually swallowed in flight and Antarctic birds wingspan them... 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As isolated pairs, often in association with other terns accepted subspecies parents share incubation a! Large, gull-like tern has a slightly forked compared to other terns or gulls over. As cats, stoats and ferrets and eggs are laid from late September through to late December water! Measures 21 inches in length with a small black tip roosting flocks caught plunge-diving! Af-S VR Zoom-Nikkor 70-300mm f/4.5-5.6G IF-ED lens ( EFL=450mm ) on a Nikon camera... Wetlands in Huntington Beach given in flight, they may associate with feeding gulls and white-fronted,! Is an attractive sleek species whose guttural call is often heard before bird... Primary feathers the tail is relatively short and only slightly forked compared to other or... The tail is relatively short and only slightly forked compared to other.. Lake Ngaroto and Lake Whakamaru on the wings, the primaries are dark grey to blackish on the Conservation African-Eurasian. 1 metre wingspan, it is similar in size to a black-backed gull )., thick, bright orange but dark at the Bolsa Chica Wetlands in Huntington Beach singly. More 13 Caspian terns remain uncommon in New Zealand and Antarctic birds size to a gull...: terns – Sternidae ; Appearance: Finland ’ s largest tern species, about feet.