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Roseate Tern Sterna dougallii [Montagu, 1813]
Other Names
Trends & Distribution
Breeding & Survival
Biometrics
Books & Links
Order:
Charadriiformes
Family:
Sternidae
BTO Codes:
RS, ROSTE
EURING No:
6140
Number in Britain:
103 pairs (Summer)
Conservation Status:
UK:
RED
European:
3 Concern, most not in Europe; Rare
Global:
Least Concern
Links to: Images
Videos
Sound
Status in UK:
(A) Migrant Breeder, Passage Visitor
Subspecies:
recorded in Britain (of 5 subsp. in the world)
.
Length:
36 cm
Wingspan:
76 cm
Weight:
M/F: 110 g
Scientific name from:
Old English: stearn =a tern
and after Peter Dougall (1777-1814) Scottish physician and collector
World Distribution:
BREEDS: Locally in Europe, s Asia, Africa & e North America, WINTERS: at sea Africa, s Asia, s South America
Habitat:
Sandy seacoasts, in winter pelagic
Diet:
Fish, mostly plunge-diving
Population and Distribution
Population Trend:
No population trend available
Distribution:
No distribution maps available
British Population Size:
Summer:
103 pairs
in 2005
First Record:
1813
Latest Survey:
Eaton, M.A. et al. (2006) State of the UK's birds 2005 RSPB, Sandy
Conservation Status:
RED
because
Recent Breeding Population Decline,
Previous Assessments:
2002-2007
RED
1996-2001
RED
Races of Concern:
Habitat Occupancy (in the Breeding Season):
No habitat data from BBS
European Population Size:
Summer:
1800 to 2 thousand pairs
Birds in Europe
Listed on the Appendices/Schedules of:
WCA(I), WBD(I), Bern(III), Bonn(II), AEWA
Survey Results:
Breeding and Survival
Egg Size:
43 x 30 mm
Egg Weight:
20.4 g (of which 6 % is shell)
Number of Nest Records:
35
Clutch Size:
1 - 2 eggs
Incubation:
21- 26 days
by the:
Female (occ. Male)
Fledging:
22 - 30days
as:
Semi-precocial, downy
First Clutches Laid:
29 May (15 May - 12 Jun)
Number of Broods:
1
Number Ringed:
796
Adult Survival:
0.855
± 0.047
Juvenile Survival:
No data
Age at First Breeding:
2
years
Typical Lifespan:
8
years
Maximum Recorded Age:
23yr 10m
Biometrics
Ring Size:
C2
Wing Length
Adult:
Insufficient Data.
Juvenile:
Insufficient Data.
Male:
Insufficient Data
Female:
Insufficient Data
Weight
Adult:
Insufficient Data.
Juvenile:
Insufficient Data.
Male:
Insufficient Data
Female:
Insufficient Data
Other Names
Gaelic:
Steàrnag-stiùireach
Welsh:
Morwennol Wridog
Danish:
Dougallsterne
Dutch:
Dougalls stern
Finnish:
Ruusutiira
French:
Sterne de Dougall
German:
Rosenseeschwalbe
Hungarian:
Rózsás csér
Icelandic:
Roðaþerna
Irish:
Geabhróg Ríoga
Italian:
Sterna di Dougall
Norwegian:
Rosenterne
Polish:
Rybitwa rózowa
Portuguese:
Andorinha-do-mar-rósea
Spanish:
Charrán rosado
Swedish:
Rosentärna
For More Information...
Books and Monographs:
Marples, G. & Marples, A. 1934 The sea terns or sea swallows Country Life Books, London
[598.616 MAR]
See Also:
All About Birds (Cornell Lab of Ornithology)
Gough, G.A. et al. (1998) Patuxent Bird Identification Infocenter
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