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Study to measure reef balls’ ability to agitate water, lessen dead zones

Could an oyster reef do even more for water quality than hosting a bunch of water-filtering shellfish?

That’s the question the Chesapeake Bay Foundation is trying to answer this summer in Maryland’s Severn River.

In collaboration with a pair of scientists, the Annapolis-based environmental group has placed 240 concrete “reef balls” in the Western Shore tributary of the Bay. They’ve been seeded with about 400,000 baby oysters, called spat, so tiny that they’re almost invisible to the naked eye.

The research team wants to see if the squat, bullet-shaped reef balls can alter water currents enough to keep fish and shellfish from being stressed or even suffocated by dead zones — places where dissolved oxygen drops to dangerously low levels in warmer weather.

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Nothing like a Kentucky warbler to restore a brighter outlook on life

I could hear it, but for the life of me, I couldn’t see it. The bird was right in front of me and singing incessantly. Prr-reet, prr-reet, prr-reet. The sound was loud enough that it must be close, but I kept staring...
Michael Burke | On the Wing 05/18/18

What’s next for communities when air quality concerns fall on deaf ears?

At the Maryland Environmental Health Network, air quality is chief among the issues we tackle. Although it’s not well highlighted, Maryland’s air quality has problems. Both our citizens and the Chesapeake Bay are...
Tamara Toles O’Laughlin | Forum 05/15/18

Wade into fun and get your feet wet at RiverPalooza

More than 6 million people live in the Potomac River watershed, but relatively few get the chance to wade into its waters on a regular basis. That’s why the Potomac Riverkeeper Network started RiverPalooza, a...
Whitney Pipkin | Bay Journeys Article 05/17/18
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