subzones, regions, and subregions were defined by Clay Edwards, Donley Hill, and Jim Maxwell ; map prepared by Tim Clark, U.S.D.A. Forest Service, Rocky Mountain Region, Geometronic Group
Format
Maps, Atlases
Language
English
Publication
[Washington, D.C.?] : The Service, 1995
Physical Details
1 map : color ; 61 x 91 cm
OCLC
ocm37652167
Cartographic Data
Scale 1:12,500,000, Albers equal area proj
"This map shows subzones, regions, and subregions of aquatic zoogeography in North America (nearctic zone). These units are based on distribution of native fish species and follow hydrographic boundaries."