Fighting an Armored Invasion

Some fish tank friends have become an ecological enemy. See how introduced suckermouth armored catfish are affecting the pristine San Marcos River, and meet those working to control this invasion.

Full Episode: PBS Show - Armored Invasion, Lake Som...
Texas Parks and Wildlife Episode 1, Season 38, Program 3101
When to watch on Texas PBS stations: https://tpwd.texas.gov/newsmedia/tv/t...

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