Black Tern

Black Tern Chlidonias niger

Range map

Black Tern, Range map
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Data provided by eBird

Black Tern

Chlidonias niger

Range

This map depicts the range boundary, defined as the areas where the species is estimated to occur at a rate of 5% or more for at least one week within each season.  Learn more

Occurrence
Breeding season
Jun 14 - Jun 28
Non-breeding season
Nov 2 - Mar 1
Pre-breeding migratory season
Mar 8 - Jun 7
Post-breeding migratory season
Jul 6 - Oct 26
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
Learn more