News tagged with carp

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Asian carp may have breached barrier protecting Lake Michigan

Biology / Ecology

created Nov 24, 2009 | popularity 5 / 5 (5) | comments 0

Two feared species of Asian carp have zoomed beyond the $9 million electric barriers built to keep them out of Lake Michigan. Now, the only thing left between the carp and the Great Lakes is a lock and dam in southern Chicago.


Federal agencies not taking chances to keep carp from invading Great Lakes

Biology / Ecology

created Nov 15, 2009 | popularity not rated yet | comments 0

A group of federal agencies criticized in the past for failing to move quickly to stop Asian carp from entering the Great Lakes announced Friday that they're taking every precaution to keep them out, even poisoning thousands ...


Spare gene is fodder for fishes' evolution

Spare gene is fodder for fishes' evolution

Biology / Biotechnology

created Sep 03, 2009 | popularity not rated yet | comments 0

Scientists have suspected that spare parts in the genome—extra copies of functional genes that arise when genes or whole genomes get duplicated -- might sometimes provide the raw materials for the evolution ...


Risks involved with transgenic fish

Risks involved with transgenic fish

Biology / Ecology

created Aug 31, 2009 | popularity not rated yet | comments 0

Fast growing transgenic fish can revolutionise commercial fish farming and relieve the pressure on overexploited fish stocks. But what happens in the natural environment if transgenic fish escape?


Barrier to keep Asian carp out of Great Lakes faces criticism

Space & Earth / Environment

created Aug 24, 2009 | popularity 4.3 / 5 (3) | comments 0

The last stand in the battle to keep Asian carp from invading the Great Lakes is under way. The Army Corps began tests last week to see whether it can permanently crank up the power on its new electrical fish barrier on the ...


The fish will be fitted with detectors to identify sources of pollution

British-built robotic fish to detect pollution

Electronics / Robotics

created Mar 19, 2009 | popularity 4.6 / 5 (5) | comments 2

A shoal of robotic fish which can detect pollution in the water are set to released into the sea off Spain, British scientists said Thursday.


Dracula minnow has teeth, almost

Dracula minnow has teeth, almost

Biology / Plants & Animals

created Mar 11, 2009 | popularity 5 / 5 (1) | comments 0

A new species of tiny fish with jaw structures that look like huge teeth has been identified, Natural History Museum scientists report in the Proceedings of the Royal Society journal today.


What are the Chances? Probability Solves an Evolutionary Puzzle

Other Sciences / Mathematics

created Jan 30, 2009 | popularity 4.6 / 5 (23) | comments 7

The origin of species may be almost as random as a throw of the dice. Iosif Pinelis, a professor of mathematical sciences at Michigan Technological University, has worked out a mathematical solution to a biological puzzle: ...