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Tern

Interior Least Tern

Seasonal Restriction Dates:

  • March 1 - August 31

Restriction Notes:

  • Only if within watershed and known nesting present, with no visual buffer.
Photo Credit: USFWS

Short Description from Oklahoma Wildlife Conservation:

The Interior Least Tern (Sterna antillarum athalassos) is the smallest North American member of the gull and tern family, least terns average 9 inches in length with a wingspan of 20 inches. These birds are slender and streamlined with a white breast and belly, a gray back, and long, narrow pointed wings. Adults have a black crown on the head. The tail is forked and the bill is straight, pointed and a deep yellow color.

Natural Habitat:

Sand and gravel bars along lakes and large unobstructed rivers.

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