The incident began on November 8. Results through November 22:
- Scope: Clan Alpine HMA
- Purpose: Pest control, resource enforcement, rancher protection
- Target: Horses
- Type: Planned
- Method: Helicopter
- Category: Cruel and costly*
- Better way: Sterilize mares with pesticide-laced darts*
- Captured: 1,198, up from 1,062 on Day 13
- Average daily take: 79.9
- Capture goal: 1,594
- Removal goal: 1,381
- Returned: 1, no change from Day 13
- Deaths: 18, up from 13 on Day 13
- Shipped: 964, up from 922 on Day 13
Three horses were dispatched on Day 15 for blindness. A stallion was put down because of a club foot and another for a fractured knee, lifting the death rate to 1.5%.
The capture total includes 481 stallions, 555 mares and 162 foals.
Youngsters represented 13.5% of the animals gathered, suggesting the herd is growing at a rate of eight to nine percent per year.
Of the adults, 46.4% were male and 53.6% were female.
Body condition scores on Days 14 and 15 ranged from 3 to 4.
The HMA and surrounding lands are subject to permitted grazing.
*According to advocates.
Day 15 ended with 215 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.
Other statistics:
- Forage liberated to date: 14,364 AUMs per year
- Water liberated to date: 11,970 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 13.














