NatureServe's project “Assessment of Wetland Ecosystem Conditions across Landscape Regions – a Multi-metric Approach” was conducted with the natural heritage programs of Indiana and Michigan, and included assessment of roughly 360 wetland sites in those two states. PublicationJournal Article
Main elements of this project include: the suitability of existing spatial datasets and classification systems as the basis for sampling design, metrics for various aspects of wetland condition, and synthesizing the results into an ecological integrity scoring system. PublicationJournal Article
Patrick Comer's chapter in Fresh Water: The Essence of Life categorizes and describes the predominant types of freshwater ecosystems, accompanied with stunningly vivid photographs from across the worldPublicationBook ChapterFresh Water: The Essence of Life
Conservationists are striving to assess all of the world’s terrestrial, freshwater, marine, and subterranean ecosystems by 2025, and to create the first IUCN Red List of Ecosystems of the WorldPublicationJournal ArticleS.A.P.I.E.N.S.