Sumatra Floods Kill 7% of Critically Endangered Tapanuli Orangutans

1-Minute Brief

The loss of dozens of Tapanuli orangutans raises concerns about the survival of this critically endangered species.

Key Facts

• At least 58 Tapanuli orangutans perished in recent floods and landslides in North Sumatra, Indonesia.
• This loss represents 7% of the remaining population of the world’s rarest great ape.
• The Tapanuli orangutan population is estimated at around 800 individuals.
• A study linked the deaths to more than 1,000mm of rain falling over four days.
• Researchers attribute the extreme weather events to the climate crisis.

What Happened

Extreme rainfall and landslides in North Sumatra, Indonesia, resulted in the deaths of at least 58 critically endangered Tapanuli orangutans, according to recent studies.

Why It Matters

With only around 800 Tapanuli orangutans remaining, the loss of 7% of the population in a single event poses a significant threat to the species’ survival.

What's Next

Conservationists are assessing the impact on the species and considering additional protection and recovery measures. Further research may focus on mitigating climate-related risks.