How deep is too deep for the Delaware River? - Grid Magazine Delaware Riverkeeper Maya K. van Rossum always knew 45 feet was a stopping point on the way down to 50. As head of the Delaware Riverkeeper Network, she led a three-decade battle against the Port of…

How deep does it go?

“I said throughout that as soon as they got permission to go to 45, they would very quickly pivot to try to get to 50,” says van Rossum.

@gridmagazine
gridphilly.com/blog-home/20...

#DelawareRiver #Dredging #AtlanticSturgeon

EPA finalizes protections for endangered fish in the Delaware River Environmentalists have called for protections for the federally endangered Atlantic sturgeon for decades.

“This means that the aquatic life of the fish, but particularly the Atlantic sturgeon of the Delaware River … they are going to have better conditions within which to live..." - @mayakvanrossum.bsky.social

whyy.org/articles/epa...

#AtlanticSturgeon #DinointheDelaware #SavetheSturgeon

Kennebec River dams sale clears way for salmon to return The Nature Conservancy will buy the last four dams blocking salmon from their spawning grounds in the Sandy River.

themainemonitor.org/dams-sale-sa... #abouttime #atlanticsalmon #atlanticsturgeon #brookfieldrenewables #dam #expensive #gmri #gulfofmaine #kennebecriver #longoverdue #maine #natureconservancy #salmon #sandyriver #sappinorthamerica #skowhegan #tooexpensive #wabanaki #WorldRiversDay

An Atlantic sturgeon lying caught on a boat in the water next to a wooden jetty.

🌐🧪🦤 We reveal that #AtlanticSturgeon #Acipenseroxyrinchus produce low frequency thunder-like sounds associated with #spawning, similar to #lakesturgeon #Acipenserfulvescens. This finding lays the groundwork for passive acoustic monitoring of this endangered species. bit.ly/esr_58_1

#AtlanticSturgeon in East Coast waters were overfished in the 1900s for caviar, and dams blocked key spawning routes. 🎣 Maryland closed its sturgeon fishery in the 1990s. Today, the #ChesapeakeBay population is recovering: spawning adults have recently returned to Bay tributaries!

Historical drawing for fish weir from the bay of Fundy. http://my.kwic.com/~pagodavista/schoolhouse/rec/natfish.htm

Several modern fisheries for #sardines, #salmon and #Atlanticsturgeon are fished seasonally from weirs along the shore of the Bay of #fundy. Many of traps are set up seasonally and them removed during the offseason. 4/7

This ancient New Jersey fish is nearing extinction with fewer than 250 remaining TRENTON, N.J. — Fewer than 250 spawning Atlantic sturgeon remain in the Delaware River, putting one of the region’s most ancient and genetically distinct fish

These endangered fish are up against all odds, "literally getting slammed from all sides, at every level of their life cycle." - @mayakvanrossum.bsky.social

www.shorenewsnetwork.com/2025/07/23/t...

#AtlanticSturgeon #DinointheDelaware #EndangeredSpecies

It's now official. As an update to our previous post, we're happy to say that a judge has signed off on our Joint Motion for Stipulated Judgement with the EPA. The EPA is now in a legally binding agreement to publish their new water quality standards by September 22nd.
#AtlanticSturgeon

Original post on masto.ai

That interpretation has been a crucial part of how the #EndangeredSpecies Act has protected over 1,700 species since its passage in 1973, said Hartl. It's helped preserve spawning grounds for #AtlanticSturgeon, allowing them to mate & sustain the population. It has protected old-growth #forests […]

Sewage plant operators resist Delaware River cleanup rules| NJ Spotlight News Survey of 10 utilities with wastewater treatment plants that affect Delaware River oxygen shows only one did not object to proposed EPA rules.

" “The solutions are known and clear, and they have given up all their opportunities over all these years to get state and federal assistance to solve the problem... "
- @mayakvanrossum.bsky.social

www.njspotlightnews.org/2025/04/wast...

#SaveOurSturgeon #AtlanticSturgeon #DelawareRiver

H2 with extra O: EPA regs to increase oxygen content of Delaware River - The River Reporter DELAWARE RIVER — The Delaware River could see new standards set in place for the amount of dissolved oxygen in its waters, as the Environmental Protection Agency (EPA) committed on April 1 to …

These new EPA regulations can help us clean up the water and make it healthier for our fish to survive.

Please consider donating to support our continued work for our watershed:
bit.ly/SupportDelawareRiver

#SaveOurSturgeon #DinointheDelaware #DelawareRiver #AtlanticSturgeon

EPA says it will finalize proposal to improve oxygen in the Delaware River The announcement comes after environmentalists took legal action to speed up the process.

EPA to raise the dissolved oxygen standard for the Lower Delaware River for the first time in decades:
whyy.org/articles/del...

#AtlanticSturgeon #DinointheDelaware #DelawareRiver #DissolvedOxygen #SaveOurSturgeon #SavetheSturgeon #WaterQuality #CleanWater #EPA

EPA to Finalize Delaware River's Stalled Water Quality Standards The EPA said Tuesday it intends to finalize a water quality rule for the Delaware River that was proposed during the Biden administration.

In case you missed it:
news.bloomberglaw.com/health-law-a...

#AtlanticSturgeon #DelawareRiver #DinointheDelaware #SaveOurSturgeon #SavetheSturgeon #DissolvedOxygen

20250401 - PR EPA Intends to Announce Delaware River WQS.pdf

BREAKING!
Press Release:
EPA Announces Intent to Finalize Upgraded Water Quality Standards to Protect Endangered Sturgeon & Other Aquatic Life of the Delaware River & Estuary

drive.google.com/file/d/1QSK0...

#AtlanticSturgeon #DinointheDelaware #DelawareRiver #DissolvedOxygen

Federal Lawsuit Aims to Set New Delaware River Water Standards, With Hopes of Saving Atlantic Sturgeon A federal lawsuit seeks to compel the Environmental Protection Agency to set new water quality standards for a section of the Delaware River.

Our lawsuit has brought about an agreement in which the EPA will formally promulgate
new rules that would raise the dissolved oxygen standard in the lower Delaware River, which would take pressure off our endangered #AtlanticSturgeon. bucksco.today/2025/03/new-...
#DinointheDelaware

Atlantic sturgeon were fished almost to extinction − ancient DNA reveals how Chesapeake Bay population changed over centuries Research that combined archaeology, history and ecology provides a nuanced understanding of the past that could help conservationists better plan for the future.

In the news: An anthropologist, biodiversity scientist, conservation biologist and zooarchaeologist teamed up to examine how Atlantic sturgeon populations have changed and how to support their recovery
buff.ly/2ogs5jG
#ZooArchaeology
#AtlanticSturgeon
#extinction

Lawsuit could stop poisoning of major river before it's too late: 'Hopefully, we've gotten to it in the nick of time' A federal lawsuit is pressing the Environmental Protection Agency to establish new water quality standards for the Delaware River.

We should always be working towards making our River healthier. The Delaware River is due for updated and improved standards.

www.thecooldown.com/green-busine...

#AtlanticSturgeon #DelawareRiver #DinointheDelaware #SaveOurSturgeon #WaterQuality #DissolvedOxygen #Wastewater

Higher oxygen standards soon for key stretch of Delaware River? | NJ Spotlight News New tougher water quality standards for the Delaware River below Camden would benefit the endangered Atlantic sturgeon.

“A population like the sturgeon may very well disappear from the face of the Earth for forever... Hopefully, we’ve gotten to it in the nick of time.” - @mayakvanrossum.bsky.social

https://buff.ly/4gM8jd3

#AtlanticSturgeon #DelawareRiver #DinointheDelaware #SavetheSturgeon #saveoursturgeon

Support EPA’s Consent Decree to Protect Our Atlantic Sturgeon – Delaware Riverkeeper Network Give   Take Action

Please submit a comment in support of the proposed consent decree holding EPA accountable for the finalized rule deadline, which will help to protect aquatic life in the Delaware River:

https://buff.ly/42AETv3

#DinointheDelaware #AtlanticSturgeon #SavetheSturgeon #DelawareRiver

Call for Bids 2024

1 week left to submit a bid for COSEWIC status reports. Reports for Freshwater Fishes needed for #AtlanticSturgeon #WhiteSturgeon #SilverShiner. Deadline Wed, Dec 18, 3 pm EST. cosewic.ca/index.php/en... @madisonearhart.bsky.social @pitcherlab.bsky.social @omorissette.bsky.social

Evidence of natural reproduction of Atlantic sturgeon in ... Atlantic Sturgeon is listed under the U.S. Endangered Spe...

Cool! Evidence of natural reproduction of #Atlanticsturgeon in #ConnecticutRiver journals.plos.org/plosone/article @PLOSONE #endangeredspecies