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Sharks and the Environment: Apex Predators and the Tragedy of the Commons

Explore the role of sharks as apex predators in ocean ecosystems, the threats they face from overfishing and pollution, and the cruelty of shark finning. Discover how nearly one-third of shark species are threatened with extinction and why this issue involves people worldwide.

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Sharks and the Environment: Apex Predators and the Tragedy of the Commons

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  1. Species of shark implicated in attacks around the world from 1580 - 2011 http://www.flmnh.ufl.edu/fish/sharks/statistics/species2.htm

  2. Sharks And the environment

  3. Over 400 species • 400 million years old • Sixth Sense • Appetite • Eyesight/Smell Shark Facts

  4. Apex predators • Important part of ocean ecosystems Role

  5. Overfishing • Tragedy of the Commons • Biomagnification or bioaccumulation Eco Concepts

  6. Shark Finning The Problem and The Implications

  7. Nearly 1/3 of 400 species threatened with extinction • USA: 90% of shark numbers has dropped in the last 30 years • Overfishing • Bycatch • Pollution • Shark finning Problem

  8. Soup • Weddings and special occasions • Many people don’t realize the cruelty or the problem Why?

  9. Involves people of all backgrounds all over the world • Shark finners • Importers • Marketers • Consumers • Local community Shark finning is an international issue

  10. Taiwan (first Asian country) • USA • Hawaii • Oregon • Washington • California Banning

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