A mountain goat in Montana In a status review of Montana's mountain goats that a colleague and I completed in 2017, we found that Montana's native mountain goat populations had declined 70% since the previous statewide assessment 70 years earlier. Yes, 70%! We attributed much of the decline to excessive sport harvest of the species during the mid-1900s. A lack of reliable population management data, limited knowledge of the species' population biology, human habitat