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Sterna anaethetus

(Brown-Winged Tern)

Common Names

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Click on the language to view common names.

Common Names in Afrikaans:

Brilsterretjie

Common Names in Dutch:

Brilstern

Common Names in English:

Bridled Tern, Brown-Winged Tern

Common Names in French:

Sterne Bridée

Common Names in German:

Zügelseeschwalbe

Common Names in Hebrew:

שחפית רסן

Common Names in Italian:

Sterna Dalle Redini

Common Names in Japanese:

マミジロアジサシ

Common Names in Spanish:

Charrán Embridado, Charrán Embridado

Common Names in unspecified:

Bridled Tern

Description

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Family Laridae

Medium to large birds, usually grey or white, often with black markings on the head or wings. They have stout, longish bills, and webbed feet.

Physical Description

Adult : Head : Cap: black Crown: white with black streaking posteriorly Face : Lores : black stripe Bill: black Neck: Collar : pale gray Body: Back: grayish brown Chest: white tinged with gray Sides: white tinged with gray Size: medium Underparts: white Upperparts: dark brownish-gray Legs : Foot Color: black Leg Color: black Wings: Shape : slim, pointed Tail: gray with white on outside edge and tips Shape: deeply forked.Adult Breeding Season : Head: Cap: black Face: Lores: black stripe Bill: black Neck: Collar: pale gray Body: Back: grayish brown Chest: white tinged with gray Sides: white tinged with gray Size: medium Underparts: white Upperparts: dark brownish-gray Legs: Foot Color: black Leg Color: black Wings: Shape: slim, pointed Tail: gray with white on outside edge and tips Shape: deeply forked.Young: Head: Cap: black Crown: white with black streaking posteriorly Face: Lores: black stripe Bill: black Neck: Collar: smudged with dusky Body: Back: grayish brown Breast: sides smudged with dusky Chest: white tinged with gray Sides: white tinged with gray Size: medium Underparts: white Upperparts: brownish-gray scalloped with buff Legs: Foot Color: black Leg Color: black Wings: Shape: slim, pointed Tail: dark Length: shorter than in adult Shape: deeply forked.

Color:

Adult : Black cap with thin white forehead patch · White collar · White underparts · White underwing coverts and dark flight feathers below · Pale bases to primaries on underwing

Juvenile : Dark upperparts with pale edges to feathers · White underparts · White collar · Head pattern less distinct than adult · Paler wing linings and belly

Size/Age/Growth

About 14 to 15 inches long, with a wingspan of 30 to 30 inches. Adults weigh about 3.4 ounces .

Habitat

Vegetation: freshwater marshes, pelagic waters • Foraging Strata: Water • Center of Abundance: Lower tropical: lowlands, lower than 500 m.; tropics. • Sensitivity to Disturbancet: High

Typically found at an altitude of 0 to 2,085 meters (0 to 6,841 feet).[1]

Biome: Terrestrial

Ecology: List of Habitats : 10.1 Marine Oceanic - Epipelagic (0-200m)

Biology

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Diet

Almost exclusively fish, with some aquatic invertebrates .

Migration

Migratory

Taxonomy

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Notes

Name Status: Accepted Name . Latest taxonomic scrutiny: 17-Oct-2001.

Similar Species

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Sooty Tern

Members of the genus Sterna

There are approximately 150 species in this genus. Here are just 100 of them:

S. acuticauda (Black-Bellied Tern) · S. affinis · S. alb · S. albifrons (Silver Ternlet) · S. albifrons albifrons (Little Striker) · S. albifrons athalassos (Little Tern) · S. albifrons browni · S. albifrons guineae · S. albifrons saundersi · S. albifrons sinensis · S. albistriata (Black-Fronted Tern) · S. albostriata (Black-Fronted Tern) · S. aleutica (Aleutian Tern) · S. anaesthetus · S. anaetheta (Bridled Tern) · S. anaethetus (Brown-Winged Tern) · S. anaethetus anaethetus (Brown-Winged Tern) · S. anaethetus antarctica · S. anaethetus fuligula · S. anaethetus melanoptera · S. anaethetus nelsoni · S. anaethetus recognita (Bridled Tern) · S. anaethetus ssp · S. anathetus · S. anglica · S. antarctica · S. antillarum (Least Tern) · S. antillarum albifrons (Little Tern) · S. antillarum anthalassos · S. antillarum antillarum (Least Tern) · S. antillarum athalassos (Interior Least Tern) · S. antillarum browni (California Least Tern) · S. aurantia (Indian River Tern) · S. balaenarum (Damara Tern) · S. bengalensis (Lesser Crested-Tern) · S. bengalensis bengalensis (Lesser Crested Tern) · S. bengalensis emigrata · S. bengalensis par · S. bengalensis torresii · S. bergii (Greater Crested Tern) · S. bergii bergii (Greater Crested Tern) · S. bergii cristata · S. bergii cristatus · S. bergii thalassina · S. bergii velox · S. bernsteini (Chinese Crested Tern) · S. cantiaca · S. caspia (Caspian Tern) · S. caspia caspia (Caspian Tern) · S. caspia imperator · S. cautiaca · S. dougalii · S. dougalli · S. dougallii (Mcdougall's Tern) · S. dougallii arideensis · S. dougallii bangsi · S. dougallii dougalli · S. dougallii dougallii (Mcdougall's Tern) · S. dougallii gracilis · S. dougallii korustes · S. dougalli bangsi · S. dougalli dougalli · S. elegans (Elegant Tern) · S. eurygnatha (Cayenne Tern) · S. forsteri (ForsterÃŒs Tern) · S. fuliginosa · S. fuscata (Sooty Tern) · S. fuscata crissalis (Sooty Tern) · S. fuscata fuscata (Sooty Tern) · S. fuscata kermadeci · S. fuscata luctuosa · S. fuscata nubilosa · S. fuscata oahuensis · S. fuscata serrata · S. fuscata ssp · S. hirundinacea (South American Tern) · S. hirundo (Lake Erie Gull) · S. hirundo hirundo (Lake Erie Gull) · S. hirundo longipennis · S. hirundo minussensis · S. hirundo ssp · S. hirundo tibetana · S. hybrida · S. javanica · S. lercoptera · S. leucopareia · S. leucoptera · S. longipennis · S. lorata (Peruvian Tern) · S. lunata (Gray-Backed Tern) · S. macroptera · S. macrura · S. maxima (Royal Tern) · S. maxima albididorsalis · S. maxima albidorsalis · S. maxima maxima (Royal Tern) · S. media · S. melanauchen · S. melanogaster (Black-Bellied Tern) · S. melanoptera

More Info

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Further Reading

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Notes

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Contributors

Data Sources

Accessed through GBIF Data Portal March 04, 2008:

Identifiers

Footnotes

  1. Mean = -46.330 meters (-152.001 feet), Standard Deviation = 435.750 based on 154 observations. Altitude information for each observation from British Oceanographic Data Centre. [back]
Last Revised: 2009-05-11