Gelochelidon nilotica (JF Gmelin, 1789)
Family: Charadriiformes > Laridae
A medium-sized tern with a short, stout and all black bill. Gull-billed Tern is a scarce but annual spring visitor from southern Europe; some individuals stay a while and the species has attempted to breed here.
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Status and Trends
Population size and trends and patterns of distribution based on BTO surveys and atlases with data collected by BTO volunteers.
This species is a rare vagrant and was recorded during Bird Atlas 2007–11 as shown on the map.
Occupied 10-km squares in UK
European Distribution Map
Gull-billed Tern is a rare vagrant, mostly recorded in summer, though sometimes in autumn.
Information about movement and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.
Lifecycle and body size information about Gull-billed Tern, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.
Sample sizes are too small to report Productivity and Nesting statistics for this species.
Sample sizes are too small to report Biometrics for this species.
Feather measurements and photos on featherbase
|Field Codes||2-letter: TG | 5-letter code: GUBTE | Euring: 6050|
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