Bird
Ruff
Calidris pugnax · Scolopacidae · Charadriiformes
Best monthsMay · Aug–Sepmost records
Records1,551,738in 115 countries
Most seen inSweden417,129 records
Red ListLeast concernIUCN status
About
Ruff in brief
The ruff (Calidris pugnax) is a bird of the Scolopacidae family — species of bird.
Across the 115 countries we cover it has 1,551,738 published records, most of them from Sweden, the Netherlands and Denmark. It is strongly seasonal: records peak in May, August and September and fall to their lowest in November and December.
Its global conservation status is least concern on the IUCN Red List.
Records by month
All countries combined · the strongest months highlightedJFMAMJJASOND
Where & when
When to look in each country
Sweden417,129 records · best May, Aug
Netherlands281,571 records · best Apr, Jul
Denmark129,982 records · best Aug, Jul
United Kingdom94,132 records · best Sep, Aug
Norway87,794 records · best Aug, Sep
Spain57,299 records · best Sep, Apr
France47,836 records · best Apr, Sep
Finland44,135 records · best May, Jun
India42,750 records · best Jan, Feb
Belgium41,109 records · best Apr, Mar
South Africa40,738 records · best Jan, Nov
Israel31,661 records · best Mar, Apr
Germany25,034 records · best Apr, Sep
Russia18,147 records · best May, Aug
Poland15,988 records · best Apr, Aug
Estonia15,008 records · best May, Aug
Portugal14,810 records · best Sep, Oct
United Arab Emirates11,980 records · best Sep, Oct
Türkiye10,074 records · best Apr, May
Austria9,965 records · best Apr, May
Greece8,015 records · best Apr, May
Czechia7,493 records · best Apr, Sep
Ukraine7,233 records · best Aug, Apr
Kenya6,255 records · best Jan, Nov
Italy5,728 records · best Apr, Mar
Hungary5,543 records · best Apr, May
Taiwan5,311 records · best Oct, Sep
Namibia5,001 records · best Nov, Dec
Tanzania4,413 records · best Feb, Nov
Romania3,604 records · best Apr, Aug
Cyprus3,442 records · best Apr, Mar
Bulgaria3,405 records · best Sep, May
Botswana3,111 records · best Nov, Dec
Zimbabwe3,009 records · best Jun, Aug
Switzerland3,003 records · best Apr, Sep
Oman2,605 records · best Nov, Feb
Ireland2,413 records · best Sep, Aug
Morocco1,824 records · best Mar, Apr
Iran1,810 records · best Apr, Mar
Egypt1,730 records · best Mar, Apr
Ethiopia1,725 records · best Nov, Dec
Georgia1,707 records · best Sep, May
Senegal1,644 records · best Jan, Feb
Kuwait1,615 records · best Apr, Mar
Lithuania1,549 records · best Apr, May
Serbia1,506 records · best Apr, Mar
Belarus1,438 records · best May, Apr
Zambia1,284 records · best Nov, Oct
Kazakhstan1,201 records · best May, Sep
Slovenia1,181 records · best Apr, Mar
Slovakia1,168 records · best Apr, Mar
Japan1,158 records · best Sep, Aug
Saudi Arabia1,096 records · best Oct, Sep
Croatia895 records · best Apr, May
Gambia840 records · best Nov, Jan
Mozambique789 records · best Nov, Mar
Sri Lanka781 records · best Feb, Jan
Azerbaijan767 records · best Sep, Mar
Moldova678 records · best Aug, May
Algeria459 records · best Sep, Aug
Mongolia394 records · best Aug, May
Qatar366 records · best Mar, Oct
Latvia354 records · best May, Aug
Jordan337 records · best Mar, Apr
Pakistan318 records · best Oct, Jan
Cape Verde278 records · best Jan, Mar
Bangladesh270 records · best Dec, Feb
Tunisia263 records · best Apr, Mar
Iceland255 records · best Sep, Apr
Armenia245 records · best May, Apr
Eswatini210 records · best Jan, Nov
Mali185 records · best Feb, Jan
Albania178 records · best Apr, Sep
Mauritania172 records · best Dec, Jan
Barbados170 records · best May, Apr
Montenegro163 records · best Apr, Mar
Uzbekistan156 records · best May, Apr
Sudan154 records · best Nov, Sep
Kyrgyzstan150 records · best Sep, Aug
Malta148 records · best Apr, Mar
Chad132 records · best Feb, Mar
Palestine112 records · best Aug, Mar
Tajikistan96 records · best Sep, Oct
Iraq93 records · best Mar, Apr
Djibouti82 records · best Sep, Aug
Libya77 records · best Mar, Apr
Bosnia and Herzegovina75 records · best Apr, May
Lebanon75 records · best Apr, Mar
North Macedonia70 records · best Oct, Apr
Bahrain64 records · best Nov, Mar
Kosovo50 records · best Apr, Mar
Yemen49 records · best Oct, Jan
Palau45 records · best Sep, Aug
Syria45 records · best Apr, Mar
Niger44 records · best Jan, Aug
Burkina Faso42 records · best Mar, Apr
Afghanistan37 records · best Sep, Mar
Lesotho34 records · best Jan, Dec
Luxembourg32 records · best Mar, Apr
Burundi24 records · best Dec, Oct
Eritrea23 records · best Mar, Sep
East Timor20 records · best Oct, Jan
Seychelles15 records · best Nov, Mar
Fiji12 records · best Mar, Jan
Marshall Islands10 records · best Oct, Nov
Turkmenistan10 records · best Mar, May
Brunei6 records · best Sep, Nov
Saint Kitts and Nevis6 records · best Feb, Mar
São Tomé and Príncipe6 records · best Nov, Jan
Micronesia4 records · best Mar, May
Grenada4 records · best Jul, Aug
Dominican Republic3 records · best May, Feb
Saint Vincent and the Grenadines2 records · best Aug, Jan
Saint Lucia1 records · best Nov, Jan
Mauritius1 records · best Oct, Jan
Map
Where it has been recorded
Density of published records; brighter cells have more records.