The findings reported in this study are the first comprehensive estimates made of Colorado sportsmen expenditures since 1973. The objectives of the 1981 survey are as follows: 1. To provide estimates of total direct sportsmen expenditures by major wildlife species for 1981; 2. To provide estimates of the geographic distribution of sportsmen expenditures in Colorado for 1981; 3. To provide comparisons of changing patterns of sportsmen expenditures since 1968 and 1973.