Invasive Species

Trees in Caddo Lake with Giant Salvinia in the water.
December 2025 Issue

Keeping Caddo Lake’s Invasive Giant Salvinia at Bay

The East Texas lake is threatened by invasive plants — and there’s no easy solution.

Story by Eva Frederick
Tawny Crazy Ant (Nylanderia fulva) against a white background
April 2023 Issue

Scientists Use Fungus to Fight Crazy Ants

The invasive ants have been wreaking havoc at state parks.

Story by Melissa Gaskill
Feral hog in a field
March 2022 Issue

Feral Hogs: The Best First Hunt in Texas

March is the sweet spot, and on private land with the owner's permission, no license is needed.

Story by Steve Hall
Grass Carp swimming next to an underwater formation
November 2016 Issue

Exotic Asian Carp: Good Fish, Bad Fish

Some Asian carp pose big problems in Texas waters.

Story by Dyanne Fry Cortez
giant salvinia growing in Caddo Lake
May 2005 Issue

Largemouth Bass Lakes Invaded by Noxious Aquatic Weeds

Giant salvinia threatens east Texas reservoirs.

Story by Larry D. Hodge
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The October 2024 cover of Texas Parks & Wildlife magazine, featuring a surfer riding a wave along the Texas Gulf Coast

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