Please direct your requests for information to the following people:
- (Cedar Creek) Dr. David Tilman, Dept. of Ecology and Behavioral Biology, University of Minnesota, Minneapolis, MN 55455
- (Central Plains) Dr. William Lauenroth, Dept. of Range Science & Natural Resource Ecology, Colorado State University, Fort Collins, CO 80523
- (Coweeta) Dr. D.A. Crossley, Jr., Institute of Ecology, University of Georgia, Athens, GA 30602
- (H.J. Andrews) Dr. Fred Swanson, Forestry Sciences Laboratory, 3200 Jefferson Way, Corvallis, OR 97331
- (Jornada) Dr. Walt Whitford, Dept. of Biology. New Mexico State University, Las Cruces, NM 88003
- (Konza) Dr. Don Kaufman, Division of Biology, Kansas State University, Manhattan, KS 66506
- (Large River) Dr. Richard Sparks, Illinois Natural History Survey, River Research Laboratory, Havana, IL 62644
- (Niwot Ridge) Dr. Patrick Webber, INSTAAR, Campus Box 450, University of Colorado, Boulder, CO 80309
- (North Inlet) Dr. John Vernberg, Baruch institute, University of South Carolina, Columbia, SC 29208
- (North Temperate Lakes) Dr. John Magnuson, Laboratory of Limnology, University of Wisconsin, Madison, WI 53706