BlogArena

General blog about anything and everything of everyday's life.

March 7, 2014
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Stemming the tide of invasive species

As a roomful of environmental scientists discussed the 100-pound “bigheaded” carp from Asia invading upper Midwestern rivers, Peter Sorensen thought about the common carp. A century earlier, that fish had also been introduced and become invasive, causing major aquatic damage … Continue reading

December 23, 2013
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Limited food may be significantly changing Great Lakes ecosystems

ANN ARBOR — Declines of the food resources that feed lake organisms are likely causing dramatic changes in the Great Lakes, according to a new study. The study, led by the U.S. Geological Survey and co-authored by three University of … Continue reading

September 25, 2013
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Invasion in the Desert: Why Some Plant Species are Survivors

Max Li’s research could inform policies to promote sustainable native environments and curb the invasion of alien plant species. Max Li, a University of Arizona doctoral student in the Department of Ecology and Evolutionary Biology, is studying mechanisms that determine … Continue reading

March 6, 2013
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Ancient Lamprey DNA Decoded

When it comes to evolution, humans can learn a thing or two from primeval sea lampreys. In the current issue of Nature Genetics, a team of scientists has presented an assembly of the sea lamprey genome – the first time … Continue reading

February 9, 2013
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Lionfish Invasion

Invasive species among marine science subjects in Cayman Islands study abroad program With a spiky fringe of venomous barbs and bold brown-and-white stripes, the exotic lionfish invaded Florida waters several decades ago and expanded its range widely from the Caribbean … Continue reading

January 31, 2012
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Severe Declines in Everglades Mammals Linked to Pythons

HOMESTEAD, Fla. — Precipitous declines in formerly common mammals in Everglades National Park have been linked to the presence of invasive Burmese pythons, according to a study published on Jan. 30, 2012, in the Proceedings of the National Academy of … Continue reading

March 22, 2011
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Think Globally, but Act Locally When Studying Plants, Animals, Global Warming, Researchers Advise

AUSTIN, Texas — Global warming is clearly affecting plants and animals, but we should not try to tease apart the specific contribution of greenhouse gas driven climate change to extinctions or declines of species at local scales, biologists from The … Continue reading

March 8, 2011
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She Flies On . . . and On . . . and On

*Oldest known wild bird in U.S. returns to Midway to raise chick* MIDWAY ATOLL —   The oldest known U.S. wild bird – a coyly conservative 60 — is a new mother. The bird, a Laysan albatross named Wisdom, was spotted … Continue reading