Birds
Zwarte stern in vlucht boven water

Black Tern

Black Tern

50
1 day ago
Spotted
The Black Tern is a small, agile tern of inland wetlands, known for its dark sooty-grey body in breeding plumage and buoyant, often erratic flight. It primarily feeds on insects, frequently caught in flight.
Where to spot
Found in freshwater marshes, lakes, and slow-moving rivers in North America and Europe for breeding. They winter along coastal areas of South America and Africa.
How to spot
In breeding plumage, look for the dark head, body, and underwings with a contrasting pale tail. In non-breeding plumage, they are paler, but still retain a dark patch behind the eye and maintain their distinctive, graceful flight. Watch for their almost butterfly-like flight as they chase insects.
When to spot
Best observed during their breeding season from late spring to summer in their northern range. They can also be seen during spring and autumn migration periods.
Black Tern
Zwarte stern in vlucht boven water
Black Tern
Credits: hans zwitzer
Zwarte stern in vlucht boven water
Credits: By Cephas - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=10803886
Black Terns rarely plunge-dive for fish, preferring to scoop insects from the water's surface or catch them mid-air, a feeding strategy more akin to swallows or gulls than typical terns.
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Spotted

Recently spotted
230 (Seen in the last 3 months)
Last spotted
1 day ago

Monthly observations

24 observations
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Oskar Bakker
Oskar Bakker
5 months ago
Black Tern
Den Helder, Noord-Holland
Spotted Black Tern
Spotted Black Tern
+65
Lifer
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jenny van Dorland
jenny van Dorland
11 months ago
Black Tern
Zevenhuizen, Zuid-Holland
Spotted Black Tern
Spotted Black Tern
+65
Lifer
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J
Joyce Leijendekkers
9 months ago
Black Tern
Westbroek, Utrecht
Spotted Black Tern
Spotted Black Tern
+65
Lifer
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T
Tootiredhenki
8 months ago
Black Tern
Nieuwegein, Utrecht
Spotted Black Tern
Spotted Black Tern
+25
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T
Tootiredhenki
9 months ago
Black Tern
Lexmond, Utrecht
Spotted Black Tern
Spotted Black Tern
+65
Lifer
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Robert de Roos
Robert de Roos
1 year ago
Black Tern
Zevenhuizen, Zuid-Holland
Spotted Black Tern
Spotted Black Tern
+65
Lifer
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L
Linda Rullens
7 months ago
Black Tern
Den Helder, Noord-Holland
Spotted Black Tern
Spotted Black Tern
+65
Lifer
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Remi
Remi
7 months ago
Black Tern
Termunten, Groningen
Spotted Black Tern
Spotted Black Tern
+50
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