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Goats Gone: Guadalupe Island's Forest Reborn
11 Aug
Summary
- Feral goats decimated young trees on Guadalupe Island.
- Goat removal initiated in 2004, eradicated by 2007.
- Thousands of native trees and plants have since returned.

Guadalupe Island, located off Mexico's Baja California Peninsula, faced severe ecological damage from feral goats introduced in the 19th century. For generations, these animals consumed new tree growth, drastically reducing native forests to scattered old trees. Conservationists began restoration efforts in 2001, initially using fenced areas to demonstrate the island's regenerative capacity once grazing pressure was removed.
The island's unique plant species, including Guadalupe cypress and palm, suffered greatly. A concerted goat-removal program was launched in December 2004 and concluded by 2007, during which approximately 10,000 goats were eradicated. This intervention allowed native vegetation to begin recovering.
By 2019, studies confirmed significant recovery, with thousands of new tree seedlings appearing and native vegetation coverage increasing. An active restoration program, initiated in 2015, involved planting nearly 40,000 trees by June 2018 to further rebuild damaged ecosystems. Guadalupe Island is now a protected biosphere reserve, with ongoing conservation work to ensure the complete restoration of its native forests.