Bird
Bridled Tern
Onychoprion anaethetus · Laridae · Charadriiformes
Best monthsJun–Augmost records
Records21,561in 46 countries
Most seen inTaiwan9,294 records
Red ListLeast concernIUCN status
About
Bridled Tern in brief
The bridled tern (Onychoprion anaethetus) is a bird of the Laridae family — species of bird.
Across the 46 countries we cover it has 21,561 published records, most of them from Taiwan, the United Arab Emirates and Sri Lanka. It is strongly seasonal: records peak in June, July and August and fall to their lowest in January and February.
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
Taiwan9,294 records · best Aug, Jul
United Arab Emirates1,978 records · best May, Jun
Sri Lanka1,913 records · best Sep, Oct
Indonesia1,797 records · best Oct, Aug
Seychelles977 records · best Oct, Nov
Oman926 records · best Nov, Oct
Bahamas749 records · best May, Jun
Grenada559 records · best Jul, Jun
Singapore490 records · best Sep, May
Palau390 records · best May, Jan
Fiji343 records · best Oct, May
Kuwait320 records · best Apr, Jun
Trinidad and Tobago279 records · best Jun, May
Solomon Islands175 records · best Apr, Jun
Saudi Arabia158 records · best Apr, May
Saint Vincent and the Grenadines133 records · best Jun, Aug
Egypt122 records · best Sep, Jun
Antigua and Barbuda106 records · best Jun, Jul
Dominican Republic88 records · best May, Jun
Cuba82 records · best Jun, May
Mauritius68 records · best Nov, Dec
Saint Lucia66 records · best Jun, May
Samoa60 records · best Aug, Sep
Madagascar55 records · best Nov, Oct
Barbados51 records · best Sep, Aug
Tonga51 records · best Feb, Nov
Djibouti48 records · best Sep, Jun
São Tomé and Príncipe39 records · best Sep, Jun
Dominica31 records · best Apr, Oct
Yemen31 records · best Oct, Nov
Bahrain24 records · best Apr, Jun
Qatar24 records · best Jun, Jan
East Timor24 records · best Nov, Oct
Mauritania22 records · best May, Jun
Maldives16 records · best Apr, Oct
Jordan14 records · best Jul, Sep
Comoros11 records · best Nov, Apr
Vanuatu10 records · best Sep, Jan
Kiribati8 records · best Sep, Apr
Saint Kitts and Nevis8 records · best May, Jun
Eritrea7 records · best Aug, Jan
Jamaica5 records · best Jan, Mar
Micronesia3 records · best Sep, Apr
Haiti3 records · best Dec, Jan
Marshall Islands2 records · best Feb, Oct
Tuvalu1 records · best Oct, Jan
Map
Where it has been recorded
Density of published records; brighter cells have more records.
Relatives
All birds
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