Putting researchers in the field, publishing field guides,
and managing historic specimen archives since 2003
Acrosiphonia genus vs. Cladophora genus
by Jordan Chalfant
Seaweed Map
An interactive map to explore the distribution of seaweed species in Maine.
Nature Notes: A Maine Naturalist Afield
A 5-minute, spoken-word program produced by MNHO staff that discusses Maine natural history topics.
The winter issue of the Observer has been published!
Brown Creeper, Cave Swallows, Metaphyton, Seaweed, Barred Owl, and Hologram Moth.
Featured Project Updates
MNHO will be at the Common Ground Fair from September 20-22!
17 September 2024 We’re excited about attending the upcoming Common Ground Country Fair from September 20-22! If you are going to be there, come and say hello to us in the Environmental Concerns tent. We’ll be offering a special Fair rate ($5 off) to folks becoming first-time MNHO members and we’ll be selling used books about all things natural history […]
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Free Digital Guides
Specially designed for beginning and intermediate naturalists, these mini-guides distill the decades of experience that enable professional naturalists and biologists to recognize a species by observing just a few key characteristics.
Projects
Photo by Logan Parker