Page 63 - Conservation Program News Today

The popular game fish sought by anglers has reached the Colorado river, and it is no good news for the National Park Service biologists.

For National Park Service fisheries biologist Jeff Arnold, it was a moment hed been dreading. Bare-legged in sandals, he was pulling in a net in a shallow backwater of the

A shark fishing tournament has received national controversy, with a petition garnering over 120,000 signatures to have it canceled.

The smallmouth bass, an invasive kind of fish, was found in part of the Colorado River. To protect native fish, experts say increasing water levels at Lake Powel in Arizona is the best answer.

For National Park Service fisheries biologist Jeff Arnold, it was a moment hed been dreading. Bare-legged in sandals, he was pulling in a net in a shallow backwater of the

Smallmouth bass feast on humpback chub, an ancient, threatened fish that’s native to the river, and biologists have been working hard to recover the chub. The predators wreaked havoc in the upper river, but were held at bay in Lake Powell where Glen Canyon Dam has served as a barrier for years — until now.

For National Park Service fisheries biologist Jeff Arnold, it was a moment he’d been dreading. Bare-legged in sandals, he was pulling in a net in a shallow backwater of the lower Colorado River last week, when he spotted three young fish that didn’t belong there. “Give me a call when you get this!” he messaged…

The predatory smallmouth bass wreaked havoc on native humpback chub in the upper portion of the river.

DENVER – For National Park Service fisheries biologist Jeff Arnold, it was a moment he’d been dreading. Bare-legged in sandals, he was pulling in a net in a shallow backwater of the lower Colorado Riv...

National Park Service fisheries biologists have discovered that a predator fish has made its way to the lower Colorado River, where it can prey on native fish they have been working to reestablish.