Posts for tag "endangered"
Eel Conservation in the United States and Europe
When you think of popular angling targets, a whole suite of species likely comes to mind: large- and smallmouth bass, trout and other salmonids, perhaps perch and walleye. But what about the eel?
- Posted September 11, 2023
Study Backs Cheaper and More Efficient Habitat Solutions for Coho Salmon
A 2014 study supports an emerging method to improve habitat conditions for salmon more quickly and cheaply than traditional projects.
- Posted July 24, 2023
Snake River Sockeye Salmon Recovery
A recovery plan was adopted in 2015 and has continued to help protect species in the Snake River.
- Posted August 1, 2022
The Return of Razorback Suckers to the Grand Canyon
Following construction of the Glen Canyon Dam, populations of the razorback sucker began declining in the Colorado River, according to LiveScience. But biologists at Grand Canyon National Park say recent protection measures may be paying off after...
- Posted June 10, 2022
Detecting Fish Parasites in Humpback Chub
The Asian tapeworm has become a big problem for U.S. fish hatcheries, where hatchery managers try to manage the invasive parasite with drugs similar to those used to de-worm dogs. Another part of managing the parasite is...
- Posted May 9, 2022
NOAA Research Links River Flow with Changes in Chinook populations
Over the past 60 years, a changing climate has caused increased flow variability in waterways throughout the Puget Sound region. The endangered Chinook salmon that populate those waters have suffered from lessening productivity over the past couple...
- Posted February 16, 2015
Missouri River study finds anoxic zones behind disappearing pallid sturgeon
The pallid sturgeon is a relict of the dinosaur age, but in the upper Missouri River basin, they seem to be going the way of those terrible lizards. Juvenile sturgeon haven’t been spotted in the region since...
- Posted February 11, 2015
USGS and Colville Tribes use eDNA sampling to monitor endangered Chinook salmon
The use of discarded genetic material as an indicator of a species’ presence has grown in popularity among scientists, resource managers and other monitoring professionals. The technology is relatively new, however, and its potential is still being...
- Posted January 15, 2015
