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Less seagrass around the world

28 March 2006
by Richard Conan-Davies

A decline or reduction in seagrass around the world has been measured by marine biologists from the University of New Hampshire.

As these meadows of seagrass disappear, commercially valuable fish stock can be affected. In addition there is greater risk of underwater erosion due to a lack of seagrass.

Dr. Frederick Short explains that “Almost everywhere we start monitoring seagrass, it’s declining,” he says. Conclusive global results are not yet available, Dr. Short is fairly certain the causes are consistent around the world: human impact.

An effective filter of nutrients and particulates, Seagrass, is the basis of a detrital food chain that feeds fish and shellfish.

Further information on the work is available at http://www.seagrassnet.org

 

sea grass image

On the Great Barrier Reef in Australia, Fred Short, UNH research professor of natural resources and marine science, retrieves marked plants for an assessment of seagrass productivity.

image: UNH.edu

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Original Press release from University of New Hampshire


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