Elodea is a plant commonly found in aquariums that, if released in the wild, will dominate certain lake or river habitats, choking out native vegetation and altering the food web at all levels. It increases sedimentation rate, allowing more sediment to settle out of the water. And it can decrease the dissolved oxygen concentration in
Overwhelmed by decades of pollution, by the late 60’s, the Buffalo River’s condition was disgraceful. Both Lyndon Johnson and Robert Kennedy visited the New York river to inspect the carnage, and the death knell for this once proud waterway was sounding. Jill Jedlicka is Executive Director Of Buffalo Niagara Riverkeeper. The river hit rock bottom
Colorado Parks and Wildlife is investigating Johnstown officials after their attempt to treat an algae outbreak left nearly 1,000 fish dead. The Greeley Tribune reports that Parks and Wildlife spokeswoman Jennifer Churchill says a worker put a copper sulfate into the town’s reservoir this summer to treat the algae. She says chemical ended up suffocating
Trapa natans is native to Western Europe and Africa and northeast Asia, including eastern Russia, China, and southeast Asia to Indonesia. Trapa natans was first introduced to North America in the mid- to late-1870s, when it is known to have been introduced into the Cambridge botanical garden at Harvard University around 1877. A decade later




