Posts for tag "invasive species"
Unexpected Predictions for Asian Carp in Lake Erie
Despite doomsday predictions, Asian carp are expected to integrate into the Lake Erie food web without causing any major disasters.
- Posted September 5, 2022
Invasive Starry Stonewort Shaping Ecosystems
When thinking of invasive species, most would think immediately of invasive animals, but vegetative invaders are just as common and harmful to ecosystems. Previously productive and healthy lakes have been infected by starry stonewort, an invasive aquatic...
- Posted August 8, 2022
Stopping the Spread of Asian Carp
Unfortunately, when the species list expands due to invasive species, native populations can be pushed out as they’re out-competed and fall prey to the intruders.
- Posted July 11, 2022
Study: Native Desert Fish Don’t Last in Droughts
Sometimes it’s dry in the desert, and sometimes it rains — a lot. The additional water pulsing through streams in such an environment can affect fish in many ways, but can native desert fish populations always handle...
- Posted May 16, 2022
Ridding Yellowstone Of Invasive Lake Trout
Once a stable home for cutthroat trout, Yellowstone Lake is now threatened by invasive stocks of lake trout. Scientists say that an over-eager angler is likely to blame. The lake trout are harmful to the native cutthroats...
- Posted March 28, 2022
Landmarking Study Sheds Light On Managing Asian Carp Invasion Risk
In ecology, “landmarking” is defined as the tendency of insects and animals to congregate in locations that make it easier for them to find mates. The sites that they flock to are typically easy to find and...
- Posted August 3, 2015
Popular Virginia blue catfish fishery complicates Chesapeake Bay restoration
Virginia's popular introduced blue catfish fishery is something that both trophy- and food-seeking anglers can get excited about. But the health of the Chesapeake Bay ecosystem might be better off if there weren't quite so many of...
- Posted March 13, 2015
The Great Lakes rainbow smelt decline is complicated, models show
Rainbow smelt are an invasive species to the Great Lakes, but the fish have become important to food webs in the basin as they act as both predators and prey to many creatures living there. In recent...
- Posted March 9, 2015
New environmental DNA testing method greatly improves invasive Asian carp detection rate
Fish can’t leave footprints, but that doesn’t mean they don’t leave tracks. Anything living in the water parts ways with some genetic material from time to time. Researchers from the University of Notre Dame have improved upon...
- Posted December 16, 2014
