Table 1: Causes of direct mortality proposed to limit free-ranging bighorn sheep populations.

Cause of direct mortalityGeographic distribution of determinantLocations where determinant reportedSelected references

HuntingRange-wideRange-wide[27, 28]
PredationRange-wideAlberta, Canada, and Montana[29, 30]
Arizona[31, 32]
California[3336]
Colorado[27]
Montana[37]
New Mexico[38, 39]