The Partnership for the Delaware Estuary is a nonprofit dedicated to connecting people, science, and nature for a healthy Delaware River and Bay. The Delaware Estuary is the region's most important cultural, economic, and recreational resource. Animals and people need a healthy Estuary for drinking water, industry, food and fun. You can sign up to receive our newsletter and be the first to know about fun events and volunteer opportunities!
Volunteer Event!
Help PDE bag oyster shells!
When: 9 a.m. to 1 p.m., Saturday, June 17
Where: Wilmington, Delaware
Interested? Click here.
We’re looking for enthusiastic volunteers to help us bag oyster shells for use in living shorelines and other environmental projects.
It’s time for the 2023 Spokesdog Competition!
Hello, Philadelphia dog owners!
Help us put dog poop in its proper place and promote clean waterways in the city!
Show us how you Scoop the Poop and your dog could have a chance to be the next spokesdog for the Philadelphia Water Department.Read More
Check Out Our New Native Plant Guide!
Do you find yourself in your garden trying to tell the difference between young plants and the weeds? Do you wonder if a plant is native or not to the mid-Atlantic? Quit scratching your head because Partnership for the Delaware Estuary’s new guide, Native Seedlings of the Delaware Estuary, helps take the guesswork out of regional native plants.
Read the Latest Estuary News
It’s all here in Estuary News!
We have highlights from the 10th Biennial Delaware Estuary Science & Environmental Summit. Plus, a marsh health assessment tool is getting a digital upgrade and a 3-D printed model of a living shoreline is a hit with the public.
We’re Hiring!
PDE has open positions for an Urban Resilience Assistant Manager. For more information, see our Careers page.
Read the 2022 TREB
PDE Releases 2022 Technical Report for the Delaware Estuary and Basin
Estuary and Basin maintains a “fair” health grade from 2017
The Partnership for the Delaware Estuary (PDE) recently unveiled its 2022 Technical Report for the Delaware Estuary and Basin (TREB).
What is an Estuary?
What is an estuary?
People often ask us this question.
An estuary is where the river meets the sea.
Watch this video and learn more!
Volunteer Event!
Help PDE bag oyster shells!
When: 9 a.m. to 1 p.m., Saturday, June 17
Where: Wilmington, Delaware
Interested? Click here.
We’re looking for enthusiastic volunteers to help us bag oyster shells for use in living shorelines and other environmental projects.
It’s time for the 2023 Spokesdog Competition!
Hello, Philadelphia dog owners!
Help us put dog poop in its proper place and promote clean waterways in the city!
Show us how you Scoop the Poop and your dog could have a chance to be the next spokesdog for the Philadelphia Water Department.Read More
Check Out Our New Native Plant Guide!
Do you find yourself in your garden trying to tell the difference between young plants and the weeds? Do you wonder if a plant is native or not to the mid-Atlantic? Quit scratching your head because Partnership for the Delaware Estuary’s new guide, Native Seedlings of the Delaware Estuary, helps take the guesswork out of regional native plants.