English: Combined range map of Cabot's Tern Thalasseus acuflavidus (Americas) and Sandwich Tern Thalasseus sandvicensis (Old World).
Breeding summer visitor
Year-round
Nonbreeding winter visitor
Date
Source
Adapted from: Sandwich Tern. David Shealer, Jeff S. Liechty, Aaron R. Pierce, Peter Pyle, and Michael A. Patten, Birds of the World. The Cornell Lab of Ornithology. https://birdsoftheworld.org
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