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Close to Being Wiped Out, Paddlefish are Making a Comeback
Caddo Lake, Texas’ only naturally formed lake, used to be home to massive, open-mouthed dinosaur era fish called paddlefish. Decades after being nearly wiped out, it’s making a comeback.

The fish are going to be closely tracked by scientists, researchers and students in 20 schools as part of a broad collaboration between private, state and federal agencies attempting to revitalize the damaged ecosystem by changing the water releases from a nearby dam.

Part of a five-year project with the U.S. Army Corps of Engineers to change how water is released from the Lake O’ the Pines Dam. Previously, water was released to prevent flooding and as a result failed to account for the river’s natural flows. The stronger flows signaled to the paddlefish it was time to migrate to their spawning grounds – when the flows disappeared, so did the paddlefish.

 
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Researchers Study Invasive Mussels - Mike McCartney, a research assistant professor with the Minnesota Aquatic Invasive Species Research Center at the University of Minnesota, said they plan to collect samples this summer to study the genetic and genomic makeup of both species to pinpoint where they came from and how they got there.


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