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Upstream-Downstream Connections in the Delaware  River Watershed by Jennifer Adkins
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Upstream-Downstream Connections in the Delaware River Watershed by Jennifer Adkins

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Upstream-Downstream Connections in the Delaware River Watershed by Jennifer Adkins

Upstream-Downstream Connections in the Delaware River Watershed by Jennifer Adkins

Published in: Education, Technology

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  • 1. Jennifer Adkins, Executive Director Partnership for the Delaware Estuary Upstream-Downstream Connections Delaware River Watershed in the Jennifer Adkins Executive Director 110 S. Poplar St, Suite 202, Wilmington, DE  (302)655-4990  Jadkins@DelawareEstuary.org
  • 2. Partnership for the Delaware Estuary • Non-profit organization • Leading science-based and collaborative efforts to improve the tidal Delaware River and Bay • One of 28 National Estuary Programs MOU with EPA, DRBC, PA, NJ, DE,PWD • Working together for clean water, thriving fish and wildlife, and abundant recreational activities in and around the tidal Delaware River and Bay to support communities and a robust economy
  • 3. Upstream – Downstream Connections… … A Story About Sediment, Shellfish, and Friends
  • 4. Sediment is Born Upstream • Wants to stay in the bossum of the Forest • Picks up a couple of friends • Nutrients • Contaminants • Others try to get it back • Schuylkill Action Network • Christina Basin Partnership
  • 5. Sediment Grows Up • Gets together with flow • Forms powerful alliance, attracts new members from vulnerable areas • Storm water runoff • In stream erosion • But makes new friends • Freshwater mussels • Macroinvertibrates • Forests
  • 6. Biofiltration Potential Start No mussels 8 adult mussels Slide from Dick Neves, VA Tech
  • 7. Biofiltration Potential Later No mussels 8 adult mussels Slide from Dick Neves, VA Tech
  • 8. Sediment & the City • Makes it to the big city • Gets into it with the law • Philadelphia Water Department • Army Corps of Engineers • Runs into old friends • Mussel beds
  • 9. Sediment Has Mid-Life Crisis • Turbid Middle Age • Legal issues • Relationship with flow • Army Corps of Engineers • Runs into friends of friends • Oysters
  • 10. Sediment Retires at the Beach! • Settles down (by choice or coersion) • Runs into old friends • Ribbed mussels • Finds a good home • Tidal wetlands Wish You Were Here!
  • 11. Tidal Wetlands Status: •421,137 acres of wetlands • 39.9% tidal (165,500 acres) Trends: • 2.2% loss 1996-2006 • Largest loss in lower bayshore (NJ 7%!)
  • 12. Next Generation Sediment On Its Way ?! • New Friends & Partners Needed! State of the Estuary 2012
  • 13. In This Story… Sediment is the main character Shelfish are our heroes, but there are others too: • forests • macros • wetlands
  • 14. Questions? Thanks! Jadkins@DelawareEstuary.org