Here are some USGS Web pages with more information on protists and Anywhere:
Protists in Our World
The USL Summer Series Teachers Enhancement Institute
(Score: 1.000)
Protozoa
Chapter from Our Living Resources giving general information on protozoa with review of protozoans as environmental quality indicators, parasites, reservoirs of disease, in symbiotic relationships and ecological roles.
(Score: 0.690)
Aquatic ecosystems
Overview of chapter Aquatic Ecosystems in publication Our Living Resources, with links to articles on habitat changes, river biota, freshwater fish populations, marine and freshwater algae, protozoa, contaminants in fish,and freshwater gastropods.
(Score: 0.606)
Definition:
Any of the eukaryotic, unicellular organisms of the former kingdom Protista, which includes protozoans, slime molds, and certain algae. The protists now belong to the kingdom Protoctista, a new classification in most modern taxonomic systems. [American Heritage Dic. of the English Language, 4th ed.]
