artificial mouth opening fosters anoxic conditions that kill small estuarine fish外文.pdf

Estuarine, Coastal and Shelf Science 82 (2009) 566–572
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Estuarine, Coastal and Shelf Science
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Artificial mouth opening fosters anoxic conditions that kill small estuarine fish
Alistair Becker a,*, Laurie . Laurenson a, Kylie Bishop a,b
a School of Life and Environmental Science, Deakin University, . Box 423, Warrnambool, Victoria 3280, Australia
b South Coast Natural Resource Management, . Box 1801, Esperance, Western Australia 6450, Australia
article info abstract
Article history: Fish kills are not uncommon within estuaries in many regions of the world. In seasonally open systems,
Received 4 March 2008 which are common in temperate areas, they are often associated with mouth openings. Such a kill
Accepted 17 February 2009 occurred in July 2005 in the Surrey Estuary following a closed mouth period of seven months resulting in
Available online 26 February 2009
the loss of many thousands of fish. At the time the fish community within the estuary was under