Links Join the Email List Become a Member Subscribe to the Observer Mini Guides Member Login Check out more free digital guides like this one on the Observatory website: www.mainenaturalhistory.org/guidesLearn more about the upcoming Seaweeds of Maine field guide at: www.mainenaturalhistory.org/seaweeds-of-maine-project We need your help! Maine Natural History Observatory is raising funds now through May 15th to purchase three GPS tracking tags for one of Maine’s most mysterious little owls — the Northern Saw-whet. The Spring 2025 issue of the Observer field journal has been published! Check out MNHO’s photo/video essay on what it’s like to survey Harlequin Ducks in winter on Isle au Haut. Seaweeds of Maine ProjectBrown Blades Part 1 Check out MNHO`s latest interactive map… It was a busy fall for our incredible Petit… Check out our post: “Maine Nightjar… We’re thrilled to announce that… 2024 was a busy year for MNHO!… The first Observer of 2025… A mini-guide for how to… Just a few days left to…