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Field Experiment on the Migration of Fishes to a Paddy Field with a Small Fishway
biological diversity paddy irrigation systems fish protection
2009/9/10
Medaka (Oryzias latipes) populations have recently declined to such a level that they are listed as a species in danger of extinction in the Red Data Book. And a decline in the numbers of catfish and ...
Development of a New Fishway for Various Fish Species and Cost Reduction
headwork hydraulic design orifice
2009/9/10
Recently, environmental conservation has been considered to be a more important part of the design of irrigation barrages than before. In this study, we investigated the spatial patterns of local flow...