habitat

The Floating Classroom Is Underway!

September 13, 2021

The fall is a great time for students to enjoy a scientific adventure on the Severn River to study oyster habitat and the connection to water quality. It’s time to schedule a Floating Classroom experience, a three-hour, hands-on introduction to water quality and habitat on the Severn River. This is a wonderful outdoor program to […]

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Post A Sign To Protect Our Underwater Grasses?

July 20, 2021

We could use a hand or two to help spread awareness about the importance of underwater grasses, the fabled submerged aquatic vegetation (SAV), in the Severn River and the Chesapeake Bay! The Severn River Association is looking for volunteers who can post these cool-looking signs (pictured at right). Can you help make arrangements to post […]

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Are Beavers Untapped Talent in Restoring the Severn?

July 19, 2021

by Joan Treichel, SRA science reporter The North American beaver has been promoted from “top hat” to “eco-engineer.” So reported Scott McGill. a stream and wetland restoration expert, during a talk sponsored by the Maryland Stream Restoration Association this winter.  Many aspects of the beaver’s capabilities were also reviewed by McGill’s colleague, Rachel Ortt, Eco-credits […]

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Yellow Perch Spawn, Again, In Severn Run

March 15, 2021

They’re Back! Thanks to observations from Lynne and Craig Rockenbauch , we are excited to announce that the beautiful yellow perch have returned to the Severn Run to spawn. Yellow perch are a semi-anadromous species – meaning they migrate from saltier estuarine waters to the freshwater in Severn Run to lay their eggs. In late […]

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Why Is The Yellow Perch In Decline?

June 10, 2019

Each year, in early March, the colorful Yellow Perch return to spawn in the Severn River headwaters like Bear Branch and Severn Run. However, they fail to produce mature offspring, possibly due to disruption in their reproductive system and habitat caused by poor water quality. They clearly are trying to survive. SRA has been tracking […]

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