Classified for credit

Mid-coast Maine nature center on the Damariscotta River — estuarine ecology and saltwater naturalist programs.

Maine coastal state park with extreme tidal variation on Cobscook Bay — supports marine biology, tidal ecology, and coastal geography.

Maine coastal state park with sandy beach and barrier dune system — covers coastal geology, intertidal ecology, and New England shoreline biology.

Maine state park on a freshwater lake with swimming beach and nature trails — supports freshwater ecology, geology, and outdoor PE.

Small Maine wildlife rescue zoo housing native species — covers wildlife rehabilitation, native fauna biology, and conservation ethics.

Audubon coastal sanctuary on the Maine shoreline — supports shorebird and seabird observation, tidal ecology, and conservation biology.

Coastal Maine state park with beach, dune, and forest ecosystems — supports ecology, coastal geography, and outdoor PE.

Audubon-managed Maine woodland preserve with guided trails — bird identification, forest ecology, and freshwater pond biology.

Urban wildlife sanctuary along Fore River estuary offering bird and plant identification, wetland ecology, and self-guided nature study.

Visitor and outreach center for Maine's coastal island refuges — seabird conservation biology and island ecosystem education.

Working family farm open for seasonal visits — supports plant biology, sustainable agriculture, and farm-to-table ecology lessons.

Coastal dune preserve on Lake Michigan with ranger programs covering dune ecology, glacial geology, and Great Lakes natural history.

Maine Audubon headquarters with trails, salt marsh, and wildlife habitat — supports bird biology, wetland ecology, and conservation education.

Rural Maine nature center with trails, wetlands, and forest ecosystems supporting hands-on biology and ecology field study.

Undeveloped coastal wildlife sanctuary on Penobscot Bay offering study of Maine shoreline ecology, migratory birds, and marine habitat.

Coastal nature preserve near Acadia — intertidal ecology, marine habitat observation, and coastal geography.

Audubon Society coastal sanctuary on Georgetown Peninsula — shorebird and migratory species observation, tidal ecology, and conservation biology.

Maine state park headquarters at Lake George — covers freshwater lake ecology, Maine wildlife, and outdoor recreation education.

Maine state park with lake, trails, and camping — supports ecology, freshwater biology, and outdoor education fieldwork.

Coastal Maine state park on Frenchman Bay with tidal shoreline and forest trails — ecology, coastal geography, and outdoor PE.

Coastal farm preserve with salt marsh and upland habitat — covers estuary ecology, land conservation, and coastal biology.

Remote Maine state park on Moosehead Lake — covers boreal forest ecology, lake biology, and wilderness skills in a pristine northern environment.

Island state park accessible by causeway — Maine coastal forest and intertidal ecology, with trails and Casco Bay geography.

Land trust conservation center with trails and working farm — covers land stewardship, ecology, and agricultural science.