Butterflies of the Pacific Northwest is a comprehensive field guide to the region's most common and distinctive butterflies. Profiles include preferred common name for both genus and species, conservation status, the look and distinguishing traits of each butterfly, habitat, and range, and much more. Additional information includes a brief introduction to how butterflies work and details on ecology and conservation.

• Covers Washington, Oregon, western Idaho, northern California, and British Columbia
• Describes and illustrates 200 of the most common and distinctive butterflies
• 712 spectacular photographs, 200 range maps, and 17 illustrative plates for comparing and identifying species
• Clear color-coded layout