Classified for credit

Mass Audubon sanctuary on the North River estuary with guided and self-guided trails covering salt marsh ecology, shorebirds, and riparian biology.

Mass Audubon wildlife sanctuary with trails and wetland habitat — supports bird identification, forest ecology, and conservation biology.

Mass Audubon sanctuary with meadow and wetland habitats supporting bird identification, plant ecology, and field observation skills.

Mass Audubon wildlife sanctuary with trails and beaver wetlands — covers bird biology, wetland ecology, and field identification.

Mass Audubon wildlife sanctuary with trails — covers bird ecology, forest habitats, and wildlife observation in a managed conservation area.

Mass Audubon sanctuary with maintained trails through central Massachusetts woodland and meadow — bird identification, forest succession, and wildlife habitat ecology.

Mass Audubon salt marsh sanctuary in Rowley — covers estuarine ecology, tidal biology, and migratory shorebird identification along the Parker River corridor.

Mass Audubon heathland sanctuary on Nantucket protecting rare shrubland habitat — covers coastal ecology, rare plant communities, and bird conservation.

Mass Audubon sanctuary with guided trails, beaver wetlands, and bird programming — supports ornithology and wetland ecology.

Mass Audubon sanctuary with meadows, forest, and wetlands — ranger-led programs cover ornithology, field ecology, and conservation biology.

Audubon wildlife sanctuary in the Berkshire hills with forested trails — covers New England forest ecology, bird identification, and habitat conservation.

Massachusetts state park with ponds and forest trails — supports freshwater ecology, native plant identification, and outdoor PE.

Riverside state park with trails along the Merrimack — plant ecology, riparian habitats, and field botany in a historic mill-town setting.

Large MDC reservation with forested trails, ponds, and rocky ridges — covers ecology, geology, and outdoor biology fieldwork.

Old-growth forest state forest in the Berkshires with trails supporting forest ecology, watershed studies, and biological diversity.

Federal wildlife refuge on barrier islands protecting critical shorebird and seal habitat — supports migratory bird biology, coastal ecology, and conservation studies.

State park with a restored 19th-century sawmill pond and woodland trails — ecology, watershed biology, and New England forest study.

High-elevation state reservation on the Taconic ridge with summit hiking — covers Appalachian geology, montane ecology, orienteering, and physical education.

Traprock ridge state park in the Connecticut River Valley — covers New England geology, forest succession, and upland ecology via ranger-supported trails.

State reservation on a basalt ridge — geology, forest ecology, migratory hawk observation, and Connecticut River Valley geography.

Remote Berkshire state forest with old-growth stands and Bash Bish Falls — supports forest ecology, geology, and physical geography.

Large Cape Cod state forest with diverse pine barrens habitat — supports study of glacial geology, native ecology, and colonial land-use history.

Urban state park centered on the Mystic Lakes reservoir — ecology, watershed biology, and freshwater habitat study in a developed outdoor setting.

Federally managed coastal refuge on Nantucket — shorebird nesting habitat, barrier beach ecology, and migratory species observation.