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Signs of the Seasons: A New England Phenology Program


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Indicator Species - Ruby-throated Hummingbird

Ruby-throated Hummingbird (Archilochus colubris)

Image source: Bill Buchanan, U.S. Fish and Wildlife Service

Ruby-throated Hummingbird Fact Sheet (PDF)

Ruby-throated Hummingbird Phenophase Definitions (PDF)

Image Description: Print Friendly

Image Description: Ruby-Throated Hummingbird at Cardinal Flower

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USA National Phenology Network: Taking the Pulse of Our Planet

University of Maine Cooperative Extension

Maine Sea Grant


Contact Information

Signs of the Seasons: A New England Phenology Program
377 Manktown Road
Waldoboro, Maine 04572
Phone: 207.832.0343 or 1.800.244.2104 (in Maine)E-mail: extension@maine.edu
The University of Maine
Orono, Maine 04469
207.581.1110
A Member of the University of Maine System