Barnstable Land Trust: Organization details, special events, reports and newsletters, and contact details.
Northeast Coastal Areas Study Significant Coastal Habitats: Hyannis Coastal Ponds Complex: Project map, general habitat description, signifiance and uniqueness of area, environmental threats and conservation considerations, from the EPA's National Estuary Program.
Three Bays Preservation: Information on group, includes newsletters, progress reports, and links to local and environmental resources.