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Beginning of Paper
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Chinook Salmon
Environmental Science Wednesday, February 26, 1997
Among the many kinds of fish harvested each year by commercial fisheries is the
Oncorhynchus tshawytscha or Chinook salmon. The United States catches an
averages of about three hundred million pounds of salmon each year. However
some Chinook salmon have been recently listed as threatened. Man has been the
main cause for the decline in Chinook salmon populations. ....
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Middle of Paper
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.... substances kill many
species of fish and other marine life. The Chinook salmon is no exception. The
chemicals are dumped into the rivers and streams and eventually these chemicals
find their way to the ocean, polluting and effecting each area they pass through.
The largest contributor to the decline in the Chinook salmon population is the
commercial fishing industry. From a period of 1990-1992 815,000 Chinook salmon
were caught by commercial fisherie ....
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