Western Marsh-Harrier
Western Marsh-HarrierWestern Marsh-HarrierWestern Marsh-HarrierWestern Marsh-Harrier

Western Marsh-Harrier

Circus aeruginosus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
5–10% · With luck
overall probability at Bavarian Forest National Park
95 Verified records at Bavarian Forest National Park
May Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The western marsh harrier (Circus aeruginosus) is a large harrier, a bird of prey from temperate and subtropical western Eurasia and adjacent Africa. It is also known as the Eurasian marsh harrier. Formerly, a number of relatives were included in C. aeruginosus, which was then known as "marsh harrier". The related taxa are now generally considered to be separate species: the eastern marsh harrier (C. spilonotus), the Papuan harrier (C. spilothorax) of eastern Asia and the Wallacea, the swamp harrier (C. approximans) of Australasia and the Madagascar marsh harrier (C. maillardi) of the western Indian Ocean islands. The western marsh harrier is often divided into two subspecies, the widely migratory C. a. aeruginosus which is found across most of its range, and C. a. Wikipedia →

5–10% of wildlife watchers report a Western Marsh-Harrier sighting in Bavarian Forest National Park, based on 95 days of visitor records from GBIF citizen-science data.

Closest Relatives at Bavarian Forest National Park

Hen Harrier
LC

Hen Harrier

☀️ Diurnal Bird

Circus cyaneus

<5% · Rare
Montagu's Harrier
LC

Montagu's Harrier

☀️ Diurnal Bird

Circus pygargus

<5% · Rare
Common Buzzard
LC Endemic

Common Buzzard

☀️ Diurnal Bird

Buteo buteo

30–40% · Possible
Eurasian Sparrowhawk
LC

Eurasian Sparrowhawk

☀️ Diurnal Bird

Accipiter nisus

5–10% · With luck
White-tailed Eagle
LC

White-tailed Eagle

☀️ Diurnal Bird

Haliaeetus albicilla

5–10% · With luck
Red Kite
LC

Red Kite

☀️ Diurnal Bird

Milvus milvus

5–10% · Rare
Bald Eagle
LC

Bald Eagle

☀️ Diurnal Bird

Haliaeetus leucocephalus

Insufficient data
European Honey-buzzard
LC

European Honey-buzzard

☀️ Diurnal Bird

Pernis apivorus

<5% · Rare
Black Kite
LC

Black Kite

☀️ Diurnal Bird

Milvus migrans

<5% · Rare
Rough-legged Hawk
LC

Rough-legged Hawk

☀️ Diurnal Bird

Buteo lagopus

Insufficient data
Griffon Vulture
LC

Griffon Vulture

☀️ Diurnal Bird

Gyps fulvus

Insufficient data
Osprey
LC

Osprey

☀️ Diurnal Bird

Pandion haliaetus

<5% · Rare

📅 Monthly Probability

<5
Jan
<5
Feb
<5
Mar
10–20
Apr
10–20
May
5–10
Jun
<5
Jul
10–20
Aug
5–10
Sep
<5
Oct
<5
Nov
<5
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙12am6am12pm6pm12am

Global Distribution

Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.

where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is)  ·  parks where it occurs — tap a pin for the sighting probability there

Parks Where Found

# Park Country Probability
1 Hortobágy National Park 🇭🇺 Hungary
70–80%
2 Fertő-Hanság National Park 🇭🇺 Hungary
70–80%
3 Kiskunság National Park 🇭🇺 Hungary
60–70%
4 Biebrza National Park 🇵🇱 Poland
40–50%
5 Keoladeo National Park 🇮🇳 India
40–50%
6 Doñana National Park 🇪🇸 Spain
40–50%
7 Białowieża National Park 🇵🇱 Poland
30–40%
8 Wadden Sea National Park 🇩🇪 Germany
20–30%
9 Monfragüe National Park 🇪🇸 Spain
20–30%
10 Sierra Nevada National Park 🇪🇸 Spain
10–20%
11 Bavarian Forest National Park 🇩🇪 Germany
5–10%
12 Pyrénées National Park 🇫🇷 France
5–10%
13 Niokolo-Koba National Park 🇸🇳 Senegal
5–10%
14 Murchison Falls National Park 🇺🇬 Uganda
5–10%
15 Ngorongoro Conservation Area 🇹🇿 Tanzania
5–10%
16 Amboseli National Park 🇰🇪 Kenya
<5%
17 Gauja National Park 🇱🇻 Latvia
<5%
18 Queen Elizabeth National Park 🇺🇬 Uganda
<5%
19 Lake Mburo National Park 🇺🇬 Uganda
<5%
20 Nairobi National Park 🇰🇪 Kenya
<5%
21 Akagera National Park 🇷🇼 Rwanda
<5%
22 Cairngorms National Park 🇬🇧 United Kingdom
<5%
23 Lake Nakuru National Park 🇰🇪 Kenya
<5%
24 Arusha National Park 🇹🇿 Tanzania
<5%
25 Masai Mara National Reserve 🇰🇪 Kenya
<5%
26 Serengeti National Park 🇹🇿 Tanzania
<5%
27 Sierra de Guadarrama National Park 🇪🇸 Spain
<5%
28 Aberdare National Park 🇰🇪 Kenya
<5%
29 Tsavo West National Park 🇰🇪 Kenya
<5%
30 Snowdonia National Park 🇬🇧 United Kingdom
<5%
31 Cévennes National Park 🇫🇷 France
<5%
32 Tarangire National Park 🇹🇿 Tanzania
<5%
33 Tsavo East National Park 🇰🇪 Kenya
<5%
34 Mercantour National Park 🇫🇷 France
<5%
35 Ranthambore National Park 🇮🇳 India
<5%
36 Tatra National Park 🇸🇰 Slovakia
<5%
37 Aigüestortes National Park 🇪🇸 Spain
<5%
38 Nagarhole National Park 🇮🇳 India
<5%
39 Virunga National Park 🇨🇩 Democratic Republic of the Congo
<5%
40 Chitwan National Park 🇳🇵 Nepal
<5%
41 Kibale National Park 🇺🇬 Uganda
<5%
42 Periyar National Park 🇮🇳 India
Insufficient data
43 Table Mountain National Park 🇿🇦 South Africa
Insufficient data
44 Bandipur National Park 🇮🇳 India
Insufficient data
45 Awash National Park 🇪🇹 Ethiopia
Insufficient data
46 Meru National Park 🇰🇪 Kenya
Insufficient data
47 Kidepo Valley National Park 🇺🇬 Uganda
Insufficient data
48 Bale Mountains National Park 🇪🇹 Ethiopia
Insufficient data
49 Volcanoes National Park 🇷🇼 Rwanda
Insufficient data
50 Minneriya National Park 🇱🇰 Sri Lanka
Insufficient data
51 Triglav National Park 🇸🇮 Slovenia
Insufficient data
52 Satpura National Park 🇮🇳 India
Insufficient data
53 Samburu National Reserve 🇰🇪 Kenya
Insufficient data
54 Ordesa y Monte Perdido National Park 🇪🇸 Spain
Insufficient data
55 Bandhavgarh National Park 🇮🇳 India
Insufficient data
56 Chobe National Park 🇧🇼 Botswana
Insufficient data
57 Horton Plains National Park 🇱🇰 Sri Lanka
Insufficient data
58 Bwindi Impenetrable National Park 🇺🇬 Uganda
Insufficient data
59 Yala National Park 🇱🇰 Sri Lanka
Insufficient data
60 Hwange National Park 🇿🇼 Zimbabwe
Insufficient data
61 Picos de Europa National Park 🇪🇸 Spain
Insufficient data
62 Hemis National Park 🇮🇳 India
Insufficient data
63 Gobi Gurvansaikhan National Park 🇲🇳 Mongolia
Insufficient data
64 Kanha National Park 🇮🇳 India
Insufficient data
65 Kaziranga National Park 🇮🇳 India
Insufficient data

Quick answers

What are the chances of seeing a Western Marsh-Harrier in Bavarian Forest National Park?

About 7% of wildlife watchers report a Western Marsh-Harrier sighting in Bavarian Forest National Park, based on 95 days of visitor records from GBIF citizen-science data.

When is the best time to see Western Marsh-Harrier in Bavarian Forest National Park?

May has the highest sighting rate for Western Marsh-Harrier in Bavarian Forest National Park in our monthly data.

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