The world’s oldest and largest global environmental organization, with more than 1,200 member organizations including 200+ government and 900+ non-government organizations. They publish the Red List of Threatened Species.
State governmental site. Contains information on species, regulations, jobs, e.g., GIS atlas of the Massachusetts Natural Heritage and Endangered Species program.
Distribution maps, natural history information and photographs for 45 native species of amphibians and reptiles in Massachusetts. Data collected 1992-1998, but new data may be submitted.
Their blurb: "A universal, timely, and easy-to-use single-point entry to environmental information and data for the use of all participants in the environmental enterprise."
