About the Gulf

The Gulf of Maine’s complex geology and oceanography combine to support one of the most productive areas in the global ocean, one that supports diverse marine life and a longstanding human population. Explore the pages below to learn more.

Physical Characteristics

Physical Characteristics

Geology and habitats within the Gulf

Oceanography

Oceanography

Circulation, nutrients, and primary productivity

Biodiversity of the Gulf

Biodiversity of the Gulf

Definitions, species lists, and taxonomic guides

Human Presence

Human Presence

The human component of Gulf of Maine biodiversity