Invasive Species

July 11, 2010--Scientists roll out mats to kill Lake Tahoe clams (Denver Post)

Scuba-diving scientists are unrolling long rubber mats across the bottom of Lake Tahoe coves in an attempt to quell a clam invasion that could cloud the world-reknown cobalt waters. The half-acre mats are designed to smother dime-sized nonnative Asian clams that can reach populations of 5,000 per square yard.


Boat Inspections Now Mandatory in Colorado

Watercraft inspections to prevent the spread of invasive aquatic species are now mandatory in Colorado for both resident and non-resident motorized watercraft.


June 13, 2010--Aquatic nuisances feared to be nearing Colorado's shores (Coloradoan)

Zebra mussels are an aquatic nuisance species being identified in Colorado; they also have been discovered in Pueblo Reservoir. "There are waters in Colorado that have tested positively," Ranger Jim Hawkins said.


June 6, 2010--Collaboration is critical for sustaining healthy rivers (Grand Junction Sentinel)

June has been designated Great Outdoors Month by presidential proclamation since 2004. This year, the president has been joined by the governors of Colorado, Arizona, New Mexico, Wyoming and a dozen other states in encouraging Americans this June to renew our commitment to protecting our water, air, and majestic landscapes for our children and grandchildren to enjoy.


May 13, 2010--Boat inspections now mandatory for Colorado waters (Grand Junction Sentinel)

Watercraft inspections to prevent the spread of invasive aquatic species are now mandatory in Colorado for both resident and non-resident motorized watercraft.


April 7, 2010--Study says U.S. waterways are warming (New York Times)

Many streams and rivers in the United States are getting warmer, with the greatest increases in urbanized areas, according to research to be published in an upcoming edition of the journal Frontiers of the Ecology and the Environment.


March 31, 2010--Mussel watch: State finds less, expects more (Pueblo Chieftain)

Two years ago, after larvae of zebra mussels were confirmed at Lake Pueblo, the state mobilized to stop the spread of invasive aquatic species. The public education and inspection campaigns have apparently paid off, as little evidence of zebra or quagga mussels was found in the state in 2009, according to a recent report by the Division of Wildlife to the state Legislature.


March 6, 2010--Bennet sponsors bill for invasive species (Greeley Times)

U.S. Sen. Michael Bennet, D-Colo., is the co-sponsor of a bill introduced Friday that will help municipalities and agencies fighting non-native invasive species that threaten Colorado's land and water supply. Those include tamarisk, zebra mussels, Eurasian watermilfoil and Russian olive, Bennet said in a press release.


January 31, 2010--Tough choices follow in wake of invasive species (Washington Post)

Which is worse? Closing two locks on a waterway that's used to ship millions of dollars' worth of goods from the Great Lakes to the Mississippi basin? Or allowing a voracious Asian carp to deplete the food supply of native fish sustaining a Midwestern fishing industry that nets $7 billion a year?


January 19, 2010--Supreme Court rejects Michigan's motion to block invasive carp (Environmental News Service)

Asian carp are closing in on Lake Michigan, but today the U.S. Supreme Court denied a request by the state of Michigan for a preliminary injunction that would have forced the emergency closure of Chicago-area locks to keep the invaders out of the Great Lakes.