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Montagu’s Harrier Circus pygargus   [Linnaeus, 1758]
Other Names Trends & Distribution Breeding & Survival Biometrics Books & Links
Order: Accipitriformes Family: Accipitridae
BTO Codes: MO , MONHA EURING No: 2630
Number in Britain: 7 terr females (Summer)
Conservation Status:
UK: AMBER
European: Not a species of concern
Global: Least Concern
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Status in UK: (A)  Migrant Breeder, Passage Visitor
Subspecies: Monotypic
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Length: 45 cm Wingspan: 112 cm Weight: M: 270 g   F: 380 g    
Scientific name from: Gr.: kirkos=a type of hawk and Gr.: pugargos= a bird of prey mentioned by Aristotle and others
World Distribution: BREEDS: Europe, c Asia, nw Africa, WINTERS: s Europe & c Asia south to s Africa & Asia
Habitat: Marsh, moor & grassland
Diet: Animals from ground, especially in areas with low vegetation
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Population and Distribution
Population Trend: No population trend available
Distribution: No distribution maps available
British Population Size:
    Summer: 7 terr females in 1998-02
    First Record: 1802
Habitat Occupancy (in the Breeding Season):
    No habitat data from BBS
European Population Size:
    Summer: 15 to 35 thousand pairs
Population Assesment from Birds in Europe
Distribution in Europe
Listed on the Appendices/Schedules of: WCA(I,IV), WBD(I), Bern(III), Bonn(II), CITES(II)
Survey Results:
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Breeding and Survival
Egg Size: 42 x 33 mm Egg Weight: 24.0 g (of which 8 % is shell)
Number of Nest Records: 1
Clutch Size: 4 - 5 eggs
Incubation: 28 - 29 days by the: Female
Fledging: 35 - 40 days as: Altricial, downy
First Clutches Laid: Unavailable
Number of Broods: 1

Number Ringed: 9
Adult Survival: 0.72 Juvenile Survival: No data
Age at First Breeding: 3 years Typical Lifespan: 6 years
Maximum Recorded Age: 7yr11m   (Germany: 16yr 1m)
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Biometrics
Ring Size: F*
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
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Other Names
Gaelic: Welsh: Bod Montagu
Danish: Hedehøg Dutch: Grauwe kiekendief
Finnish: Niittysuohaukka French: Busard cendré
German: Wiesenweihe Hungarian: Hamvas rétihéja
Icelandic: Gráheiðir Irish: Cromán Liath
Italian: Albanella minore Norwegian: Enghauk
Polish: Blotniak lakowy Portuguese: Tartaranhão-caçador
Spanish: Aguilucho cenizo Swedish: Ängshök
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For More Information...
Books and Monographs:
   Clarke, R. 1996 Montagu's harrier Avian Demography Unit, Chelmsford [598.521 CLA]
   Simmons, R. 2000 Harriers of the world : their behaviour and ecology Oxford University Press, Oxford [598.521 SIM]
See Also:
Wikipedia entry
State of the Nations Birds by Chris Mead
Recent sightings and information from BirdGuides.com
Selected scientific papers published 1980-2005
Find more papers on Google Scholar
Find more papers on Scirus

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BirdWeb logo, click to go to BirdWeb BirdFacts home | BTO Home
Email: birdfacts@bto.org

These data should be cited as:
Robinson, R.A. (2005) BirdFacts: profiles of birds occurring in Britain & Ireland (v1.22, Oct 2008). BTO Research Report 407, BTO, Thetford (http://www.bto.org/birdfacts)

 

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