In 1981, there were fewer than 250 mountain gorillas left on Earth. Poaching, habitat destruction, civil war, and disease had brought one of our closest relatives to the very edge of extinction. Today, there are over 1,063. This is one of conservation's greatest success stories — and tourism played a central role in it.
The Crisis
Mountain gorillas exist only in the Virunga Massif — a cluster of volcanic mountains spanning Rwanda, Uganda, and the DRC — and in Uganda's Bwindi Impenetrable Forest. They cannot survive in captivity. When their numbers fell below 250, extinction seemed almost inevitable.
Dian Fossey's Contribution
American primatologist Dian Fossey established the Karisoke Research Centre in Rwanda's Volcanoes National Park in 1967. Her pioneering work habituating gorillas to human presence and her passionate anti-poaching campaigns brought the gorillas' plight to global attention. Her murder in 1985 shocked the world and galvanised international conservation efforts.
How Tourism Became the Solution
The key insight was this: gorillas are worth far more alive than dead. A single gorilla trekking permit generates $700–$1,500. With eight visitors per gorilla family per day, one habituated group generates millions of dollars annually — far more than poachers could ever extract.
This revenue funds park rangers, anti-poaching patrols, veterinary care for injured gorillas, and community development projects. When local communities benefit economically from gorilla conservation, they become its most passionate defenders.
The Numbers Tell the Story
- 1981: ~250 mountain gorillas remaining
- 2003: ~380 mountain gorillas
- 2010: ~480 mountain gorillas
- 2018: ~1,004 mountain gorillas
- 2024: ~1,063 mountain gorillas
Mountain gorillas are the only great ape whose population is increasing. Every other great ape — chimpanzees, bonobos, orangutans, eastern lowland gorillas — is declining.
How Your Visit Helps
When you book a gorilla trek with Trek Gorilla Tours, your permit fee goes directly to Rwanda Development Board or Uganda Wildlife Authority. These funds pay for the rangers who protect the gorillas 24 hours a day, the veterinarians who treat sick or injured animals, and community programs that give local people a stake in conservation.
We also contribute a portion of every booking to the Dian Fossey Gorilla Fund and local community projects near the parks. Responsible tourism is not just about watching gorillas — it is about ensuring they exist for generations to come.
Rules That Protect the Gorillas
The strict rules around gorilla trekking — 7-metre minimum distance, no flash, one hour maximum, sick visitors must stay away — are not bureaucratic obstacles. They are scientifically designed protections. Gorillas share 98.3% of our DNA and are susceptible to human diseases. A single respiratory illness introduced by a tourist could devastate a gorilla family. The rules exist because we care.
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