Local & Regional · North America

City adds more than 7,000 grass carp to Lake Austin to fight invasive hydrilla

The city is using the fish with a new strategy to help control an aggressive aquatic plant that's created problems for boaters and marina operators along the lake.

31 October 2026Live

Sources

KVUE Austin. https://www.kvue.com/article/tech/science/environment/lake-austin-hydrilla-city-7000-grass-carp/269-54433256-2889-4cc8-8e7f-a2dc47b163aa

The city is using the fish with a new strategy to help control an aggressive aquatic plant that's created problems for boaters and marina operators along the lake.

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