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Open-File Report 2014–1166

Evaluation of the National Gap Analysis Program (GAP): A Survey of Users of GAP Data—Report to Respondents

By Joan M. Ratz

Thumbnail of and link to report PDF (1.67 MB)Summary

This report provides a summary of responses to the questions included in a survey of individuals who use or have used data created and provided by the U.S. Geological Survey National Gap Analysis Program (GAP). The survey was commissioned by the GAP main office and was conducted by U.S. Geological Survey personnel in the Policy Analysis and Science Assistance branch. The data collection process started on September 18, 2012, and ended on November 9, 2012. The dataset includes the responses from 359 individuals. The adjusted response rate for the survey was 35 percent. This report provides a summary of results for the survey questions in the order in which the questions were asked. The text of comments provided by respondents to open-ended questions is provided.

First posted September 29, 2014

For additional information contact:
Director, Fort Collins Science Center
U.S. Geological Survey
2150 Centre Ave., Bldg. C
Fort Collins, CO 80526-8118

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Suggested citation:

Ratz, J.M., 2014, Evaluation of the National Gap Analysis Program (GAP)—A survey of users of GAP data—Report to respondents: U.S. Geological Survey Open-File Report 2014–1166, 94 p.,

ISSN 2331-1258 (online)


Executive Summary

Purpose of this Report

Purpose of the Survey

Conducting the Survey

Preliminary Findings

Question Summaries

Nonresponse Survey

Limitations to Report


Reference Cited

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