Discover stories in Invasive Species
The Zebra Mussel Hunter
How do you find a fingernail-sized mussel in a large lake? Join us for an invasive species hunt in Minnesota.
Jumping Worms: The Creepy, Damaging Invasive You Don’t Know
Disturb a jumping worm and it’s like a nightcrawler on steroids. But put aside the creepy factor: jumping worms may be the next big threat to northern forests.
Recovery: Humpback Chubs, New Values and New Hope for Endangered Native Fish
Once fisheries managers advocated that anglers squeeze and kill any native humpback chub they caught. But attitudes, they are a changing.
Recovery: Saving the “Rat” That Isn’t
To know the Key Largo woodrat is to love it – and to want to protect it. But invasive predators pose the biggest threat.
Attacking Invasive Cheatgrass at Its Root
Not much can stop cheatgrass from spreading. That's why scientists are turning to a solution in the soil, a microbe that inhibits the growth of cheatgrass roots, giving native plants a chance to return.
Gillnets in Lake Yellowstone: Can Conservationists Recover Cutthroat Trout in Our First National Park?
When lake trout arrived in Lake Yellowstone, it devastated a native fish and an ecosystem. On the 100th anniversary of the National Park Service, can a heroic effort set things right?
Recovery: America’s Dwarf Fox Gets a Second Chance
Last week, three subspecies of the Channel Islands fox were delisted – the fastest mammal recovery under the Endangered Species Act. Ted Williams has the most in-depth coverage of this conservation milestone.
Technology to the Rescue for Foresters in the Thick of It
Managing forests to remain resilient through wildfire, drought, and forest pests in a changing climate is complicated. New technology is helping forest managers to restore forests to a healthy mix of spatial diversity.
Maintaining Healthy Forests Takes More than Planting Trees
Conservationists should plant more trees, but that’s not the whole story. America’s forests must be resilient to survive wildfires and invading forest pests in a changing climate.
Restoring Guadalupe Bass After the Smallmouth Invasion
Guadalupe bass, the Texas state fish, suffered greatly when non-native smallmouth bass were stocked in their river. A new conservation effort is bringing them back.
Recovery: Mending Point Reyes, a Park Impaired by Invasive Mammals
Point Reyes National Seashore is recovering from an unusual invasive threat: non-native deer. Ted Williams reports.
Unraveling the Mystery of the Western Sycamores that Weren’t
The problem? As trees in some of their restoration sites grew to maturity, they didn’t look like the native western sycamores the scientists were sure they had planted.
