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Western Marsh HarrierAlternate name(s): "Eurasian Marsh Harrier", "Marsh Harrier" ![]() Size: 43-54 cm; wing span 1.15-1.3 m Weight: 400-650 g (male), 500-800 g (female) |
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Photos |
Race "aeruginosus"
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ADULT |
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MALE |
Near-lateral view of a male Western Marsh Harrier
(photo courtesy of J. Pires)
[Tejo Estuary Nature Reserve, Portugal, November 2019]
Frontal view of a male Western Marsh Harrier in gliding flight
(photo courtesy of D. Wilczynska)
[River Bug, near Brok, Masovia, Poland, August 2016]
Near-frontal view of a (dark morphology) male
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Vila Franca de Xira, Tejo estuary, Portugal, May 2020]
Near-lateral/ventral view of a (dark morphology) male
Western Marsh Harrier in flight, possibly still moulting into
adult plumage
(photo courtesy of J. Pires)
[Vila Franca de Xira, Tejo estuary, Portugal, May 2020]
Lateral view of a male Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Vila Franca de Xira, Tejo estuary, Portugal, March 2020]
Lateral/ventral view of a (dark morphology) male
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Vila Franca de Xira, Tejo estuary, Portugal, May 2020]
Lateral/ventral view of a male Western Marsh Harrier in flight
(photo courtesy of G. Normand)
[Near Saint Omer, between Lille and Boulogne-sur-Mer,
Hauts-de-France, France, June 2020]
Lateral/ventral view of a male Western Marsh Harrier, with a
clear view of its underwing pattern
(photo courtesy of J. Pires)
[Tejo estuary, Portugal, February 2023]
Lateral/ventral view of a male Western Marsh Harrier, with a
clear view of its underwing pattern
(photo courtesy of J. Pires)
[Tejo estuary, Portugal, February 2023]
Male Western Marsh Harrier banking to dive down on its prey
(photo courtesy of D. Wilczynska)
[River Bug, near Brok, Masovia, Poland, August 2016]
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FEMALE |
Near-frontal view of a female Western Marsh Harrier
(photo courtesy of J. Pires)
[Tejo estuary, Portugal, March 2019]
Near-dorsal view of a female Western Marsh Harrier
(photo courtesy of J. Pires)
[Vila France de Xira, Tejo estuary, Portugal, November 2020]
Distant frontal view of a female Western Marsh Harrier in
flight; note the long, dangling legs
(photo courtesy of J. Pires)
[Odemira, Beja, Portugal, October 2018]
Near-lateral/ventral view of a female(?)
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Near Mora, Evora, Portugal, May 2019]
Near-lateral/ventral view of a female(?)
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Near Mora, Evora, Portugal, May 2019]
Near-lateral/ventral view of a female Western Marsh Harrier
in flight
(photo courtesy of J. Pires)
[Alcacer do sal, Setubal, Portugal, December 2018]
Lateral view of a female Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Sorraia River, near Mora, Evora, Portugal, January 2019]
Lateral view of a female Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Embalse de Los Canchales, near Merida, Montijo, Spain,
December 2019]
Near-dorsal/ventral view of a female(?)
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Near Mora, Evora, Portugal, May 2019]
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IMMATURE/JUVENILE |
Near-frontal view of a second-summer immature male(?)
Western Marsh Harrier in low flight
(photo courtesy of J. Pires)
[Tejo Estuary Nature Reserve, Portugal, January 2018]
Near-frontal view of a second-year immature male
Western Marsh Harrier in low flight
(photo courtesy of J. Pires)
[Vila Franca de Xira, Tejo Estuary, Portugal, January 2020]
Near-frontal/ventral view of a second-summer immature male(?)
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Tejo Estuary Nature Reserve, Portugal, July 2019]
Lateral/ventral view of a second-summer immature male(?)
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Sorraia River, near Mora, Evora, Portugal, January 2019]
Lateral view of a juvenile
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Raia river, Mora, Evora, Portugal, October 2020]
Lateral view of a juvenile
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Raia river, Mora, Evora, Portugal, October 2020]
Lateral/ventral view of a juvenile
Western Marsh Harrier in flight
(photo courtesy of J. Pires)
[Vila Franca de Xira, Tejo estuary, Portugal, January 2020]
Lateral/ventral view of a juvenile
Western Marsh Harrier in low flight
(photo courtesy of J. Pires)
[Mora, Evora, Portugal, March 2020]
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Call(s)/Song |
For this species we have recorded the following call(s)/song. The
interpretation of their meaning is our own;
comments and suggestions for improvement are welcome.
marshar_jp_20220211.m4a |
aeruginosus (Portugal) |
Alarm calls? (larger raptor) | © JP |
More Western Marsh Harrier sound recordings are available at
xeno-canto.org
.