Grasses and Rushes of Maine
This guide is an identification manual for all grass and rush species currently found in the state of Maine.
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The Plants of Baxter State Park
Maine’s Baxter State Park is one of the most ecologically diverse and beautiful protected sites in the Northeastern United States. The Plants of Baxter State Park presents scientific descriptions of 857 plant species.
Nightjar Monitoring
NOVEMBER FUNDRAISER The Motus antenna fundraiserto track Nightjars was a success! We met our November fundraising goal! Thanks to your generous support, we will be deploying a new Motus receiver station this spring to gather additional insights on Maine’s nightjars.…
Boreal Habitat Owl Surveys
Owls are among the most charismatic and recognizable orders of birds in the world, yet their secretive life histories, elusive nature, and nocturnal habits, with breeding initiated during the winter months, mean they are chronically understudied. Maine is no exception…
Petit Manan Owl Monitoring Station
Monitoring the migration of Northern Saw-whet and Long-eared Owls in Downeast Maine since 2015 The Petit Manan owl migration station is a collaborative effort of Project Owlnet with Maine Natural History Observatory. David Brinker is the principal investigator. This station…
Vertebrata nigra vs. Polysiphonia stricta
by Jordan Chalfant
Maine Biota Project
An interactive online resource to catalog all living species in Maine.
Maine Bird Atlas
The Maine Bird Atlas is a project of the Maine Department of Inland Fisheries and Wildlife in partnership with Maine Natural History Observatory, Maine Audubon, and Biodiversity Research Institute. The data collection phase of the project was from 2018-2022 with the…
Coastal Plant Inventories
The Observatory has conducted plant inventories on over 75 islands along the coast of Maine and counting. This project aims to improve understanding of plant abundance and distribution on Maine’s coastal islands and set down baseline data. The maps and…
Mini Guides
Free mini-guides designed to distill the decades of experience that enables professional naturalists and biologists to recognize each species by observing a few key characteristics.