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Challenges Facing the St. Johns River

This document explores the multifaceted challenges confronting the St. Johns River, focusing on environmental impacts from increasing human activities. Highlights include the rising manatee population and associated fatalities, significant water withdrawals reaching 262 million gallons per day, and the dredging necessary for accommodating larger ships. The unique characteristics of the river, highlighted by historical accounts and current assessments, illustrate the interplay between natural ecosystems and human demands. Understanding these challenges is crucial for developing sustainable management strategies for the river's future.

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Challenges Facing the St. Johns River

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  1. Challenges Facing the St. Johns River A. Quinton White, Jr., Ph.D. Jacksonville University Marine Science Research Institute

  2. William Bartram’s Alligators 1773 or 74

  3. St. Johns River- slow and steady

  4. St. Johns River- very riverine

  5. St. Johns River- spring-fed

  6. St. Johns River- Lake George

  7. 1864

  8. Downtown JAX Jacksonville

  9. It started with an idea-

  10. BACKGROUND

  11. MSRI- To Be Completed July 2010

  12. Terry Parker High SchoolJacksonville, Florida

  13. So, what’s happening to the St. Johns River today? • Manatees • Increasing population • Increasing human caused deaths • Water Withdrawals • 262 million galleons of water a day • Dredging • 50 feet for Post-Panamax Ships

  14. Recent Manatees Deaths

  15. Manatee group

  16. Cavorting manatees

  17. JU dock_08/2005 Algae JU

  18. JU dock_08/2005 Algae JU

  19. LSJR east bank Buckman Buckman_East bank approach 08/2005

  20. Lake George- April 2009

  21. Central Florida’s Never-Ending Thirst Threatens the St. Johns River

  22. How Much is Too Much?- Proposed Water Withdrawal Sites

  23. The St. Johns Just Upstream of a Proposed Withdrawal

  24. 1918

  25. Kennedy USSK

  26. THANKS Questions?

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