The incident began on December 28. Results through January 23:
- Scope: Sonoma Range HA, East Range HA, Humboldt HA, Tobin Range HMA, North Stillwater HMA, Augusta Mountains HMA
- Purpose: Pest control, resource enforcement, rancher protection
- Target: Horses
- Type: Planned
- Method: Helicopter
- Category: Cruel and costly*
- Better way: Beat the population down with PZP, let the ranchers have their way*
- Captured: 1,755, up from 1,677 on Day 25
- Average daily take: 65.0
- Capture goal: 2,875
- Removal goal: 2,875
- Released: 3, no change from Day 25
- Deaths: 20, no change from Day 25
- Shipped: 1,726, up from 1,478 on Day 25
The figures in this post are based on the daily reports, not the totals posted by the BLM.
Helicopters did not fly on Day 27.
The death rate is 1.1%. All deaths are chargeable to the roundup.
The capture total includes 726 stallions, 811 mares and 218 foals. The sidebar at the gather page says 805 mares captured.
Youngsters represented 12.4% of the animals gathered, consistent with a herd growth rate of seven percent per year.
Of the adults, 47.2% were male and 52.8% were female, no evidence of an abnormal sex ratio.
The name of the contractor was not given and the location of the trap site was not disclosed.
Body condition scores averaged 3 on Day 26.
The sidebar puts the total shipped at 1,728.
The Complex is managed primarily for animal agriculture. The National Data Viewer shows habitat loss and grazing allotments. Click on image to open in new tab.
*According to advocates.
Day 27 ended with 6 unaccounted-for animals. The totals at the gather page show two more horses processed than captured.
There are no plans to treat any of the captured mares with fertility control pesticides and return them to the range.
Other statistics:
- Forage liberated to date: 21,024 AUMs per year
- Water liberated to date: 17,520 gallons per day
- Horses allowed by plan: 555
- Pre-gather population: 3,375
- Forage assigned to horses: 6,660 AUMs per year
- Forage assigned to livestock: Not determined
- Horses displaced from Complex by permitted grazing: Not determined
- True AML: Not determined
- Stocking rate at new AML: Not determined
- Horses displaced by drilling and mining: Ask the advocates
Overpopulation means more horses than allowed by plan, not necessarily more horses than the land can support.
The ability of the Complex to sustain wild horses has been limited by the bureaucrats, who have assigned most of their food to the public-lands ranchers.
Refer to these reports for an indication of the problem:
RELATED: East Pershing Roundup, Day 25.

