Whale Sharks Declining Rapidly in Numbers and Size

The world’s largest fish is shrinking
Whale shark decline

According to National Geographic, the average size of sighted whales has declined from 43 ft in the 1990s to 33 ft. to 26 ft in 2010.

Whale Sharks are in trouble globally, as the numbers of large sharks observed by biologists has dropped precipitously.

For a global view of extinctions and invasive species, visit the Extinction Map or check out our Extinct and Invasive Species page.

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