ENVIRONMENTAL SYSTEMS RESEARCH
Online ISSN : 1884-8117
Print ISSN : 0915-0390
ISSN-L : 0915-0390
The symbiosis with environmental change of the Shinji lake by river works in 1930s-1940s
Yukihiro SHIMATANITomoko MINAGAWA
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JOURNALS FREE ACCESS

1999 Volume 27 Pages 63-68

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Abstract

The Sinji lake is the 6th biggest lake in Japan and very famous for corbicula production. The Shinji lake is connected to sea trough the Ohashi River and the Naka lake. The river works of the Ohashi had done in 1924-1942. The river works had caused to drastic environmental change to the Shinji Lake. Fish fauna had changed from fresh water fish to blackish fish. People surprised at the change at first but they had become familiar with new environment. Because later ecosystem is much richer than former one. But they need over 20 years until being familiar with the new environment.

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© by Japan Society of Civil Engineers
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