The incident will begin on or about July 15 according to the BLM news release.
A helicopter will push the horses into the traps and operations will be open to public observation.
The capture and removal goals are 1,675 each.
The size of the herd was not given but the 2025 population dataset put it at 2,382 as of March 1.
The management plan allows 259 to 536.
The destination of captured animals was not given.
The name of the contractor was not disclosed.
There are no plans to treat any of the mares with fertility control pesticides and return them to the range.
The HMA, downsized as a result of the Rock Springs RMP Amendments, is subject to permitted grazing.
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Western Horse Watchers Association 