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Leach’s Storm-petrel Oceanodroma leucorhoa [Vieillot, 1818]
Other Names
Trends & Distribution
Breeding & Survival
Biometrics
Books & Links
Order:
Procellariiformes
Family:
Hydrobatidae
BTO Codes:
TL , LEAPE
EURING No:
550
Number in Britain:
48 thousand pairs (Summer)
Conservation Status:
UK:
AMBER
European:
3 Concern, most not in Europe; Localised
Global:
Least Concern
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Status in UK:
(A) Migrant Breeder, Passage Visitor
Subspecies:
leucorhoa recorded in Britain (of 4 subsp. in the world)
.
Length:
20 cm
Wingspan:
46 cm
Weight:
M/F: 45 g
Scientific name from:
Gr.: okeanus + dromos =running
and Gr.: leukos + orrhos =rump
World Distribution:
BREEDS: is of n Atlantic & n Pacific, RANGES: Atlantic and Pacific oceans
Habitat:
Pelagic, breeds in island burrows
Diet:
Mainly surface plankton, small fish, feeds from water surface without alighting
TitBit:
Like other seabirds storm-petrels are prone to 'wrecks' when strong gales blow many birds inshore - 6,700 casualties recorded following gales in November 1952
Population and Distribution
Population Trend:
No population trend available
Distribution:
New Atlas )
British Population Size:
Summer:
48 thousand pairs
in 1998-02
First Record:
1818
Latest Survey:
Mitchell, P.I. et al. (2004) Seabird populations of Britain and Ireland Poyser, London
Habitat Occupancy (in the Breeding Season):
No habitat data from BBS
European Population Size:
Summer:
120 to 220 thousand pairs
Birds in Europe
Listed on the Appendices/Schedules of:
WCA(I), WBD(I), Bern(II)
Survey Results:
Breeding and Survival
Egg Size:
33 x 24 mm
Egg Weight:
10.1 g (of which 6 % is shell)
Number of Nest Records:
1
Clutch Size:
1 eggs
Incubation:
41 - 42 days
by the:
Male + Female
Fledging:
63 - 70 days
as:
Altricial, downy
First Clutches Laid:
Unavailable
Number of Broods:
1
Number Ringed:
130
Adult Survival:
0.75
Juvenile Survival:
No data
Age at First Breeding:
5
years
Typical Lifespan:
8
years
Maximum Recorded Age:
29yr11m
Biometrics
Ring Size:
B2
Wing Length
Sexually dimorphic (male much larger than female)
Male:
Insufficient Data
Female:
160.4 ± 2.6
157 - 164 mm, N =25
Weight
Sexually dimorphic (male much larger than female)
Male:
Insufficient Data
Female:
48.63 ± 4.68 .
39.80 - 53.30 g , N =25
Source:
British Trust for Ornithology (2005) Ringing Scheme data
Other Names
Leach's Petrel
Gaelic:
Gobhlan-mara
Welsh:
Pedryn Gynffon-fforchog
Danish:
Stor stormsvale
Dutch:
Vaal stormvogeltje
Finnish:
Myrskykeiju
French:
Pétrel culblanc
German:
Wellenläufer
Hungarian:
Villás viharfecske
Icelandic:
Sjósvala
Irish:
Guairdeall Gabhlach
Italian:
Uccello delle tempeste codaforcuta
Norwegian:
Stormsvale
Polish:
Nawalnik duzy
Portuguese:
Paínho-de-cauda-forcada
Spanish:
Paiño de Leach
Swedish:
Klykstjärtad stormsvala
For More Information...
Books and Monographs:
Brooke, M. de L. 2004 Albatrosses and petrels across the world Oxford University Press, Oxford
[598.44 BRO]
See Also:
Gough, G.A. et al. (1998) Patuxent Bird Identification Infocenter
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