The incident began on November 8. Results through November 28:
- Scope: Clan Alpine HMA
- Purpose: Pest control, resource enforcement, rancher protection
- Target: Horses
- Type: Planned
- Method: Helicopter
- Category: Cruel and costly*
- Better way: Thin the herd with ovary-killing pesticides*
- Captured: 1,605, up from 1,468 on Day 19
- Average daily take: 76.4
- Capture goal: 1,594
- Removal goal: 1,381
- Returned: 1, no change from Day 19
- Deaths: 22, up from 20 on Day 19
- Shipped: 1,325, up from 1,237 on Day 19
The sidebar shows two stallions released but only one was documented in the daily reports.
The capture goal has been reached.
A mare was dispatched on Day 20 due to blindness along with a stallion for a broken leg.
The death rate is 1.4%.
The capture total includes 658 stallions, 737 mares and 210 foals.
Youngsters represented 13.1% of the animals gathered, suggesting the herd is growing at a rate of eight percent per year.
Of the adults, 47.2% were male and 52.8% were female.
Body condition scores on Days 20 and 21 ranged from 3 to 4.
The HMA and surrounding lands are subject to permitted grazing.
*According to advocates.
Day 21 ended with 257 unaccounted-for animals.
To date, 81 mares have been treated with GonaCon Equine, a fertility control pesticide.
They will be returned the range with up to 121 stallions.
Operations will likely conclude this week.
Other statistics:
- Forage liberated to date: 19,248 AUMs per year
- Water liberated to date: 16,040 gallons per day
- Horses allowed by plan: 979
- Pre-gather population: 1,661 plus this year’s foals
- Forage assigned to horses: 11,748 AUMs per year
- Forage assigned to livestock: 6,796 AUMs per year
- Horses displaced from HMA by permitted grazing: 566
- True AML: 1,545
- Stocking rate at new AML: 5.2 wild horses per thousand public acres
- Horses displaced by drilling and mining: Ask the advocates
RELATED: Clan Alpine Roundup, Day 19.

