Donald W. Field [and others] ; in cooperation with National Wetlands Inventory, Fish and Wildlife Service, U.S. Department of the Interior ; and the National Wetlands Research Center, Fish and Wildlife Service, U.S. Department of the Interior
"Part 1 of a two part series by the National Oceanic and Atmospheric Administration and the Fish and Wildlife Service. Part two is an educational brochure to be published by the U.S. Fish and Wildlife Service ... using summary data from part one"--Title page verso
"A special NOAA 20th anniversary report."
Shipping list no.: 91-0361-P.
"February 1991."
Includes bibliographical references (pages 16-17).