行政院國家科學委員會專題研究計畫成果報告:鮭魚產卵礫石河床形貌引發之壓力差試驗探討
Date Issued
2001
Date
2001
Author(s)
DOI
892211E002142
Abstract
The purposes of this experimental study
is to investigate the bedform-induced
pressure drop across spawning gravels and
develop a quantitative relationship between
the pressure drop and the flow condition,
geomorphologic factor, streambed slope, and
grain sizes of spawning gravels. Such a
relationship can be used to make an accurate
estimation of the apparent velocity and
further assess the egg survival rate. The
proposed quantitative model may well serve
as an effective tool for planning of habitat
restoration project.
is to investigate the bedform-induced
pressure drop across spawning gravels and
develop a quantitative relationship between
the pressure drop and the flow condition,
geomorphologic factor, streambed slope, and
grain sizes of spawning gravels. Such a
relationship can be used to make an accurate
estimation of the apparent velocity and
further assess the egg survival rate. The
proposed quantitative model may well serve
as an effective tool for planning of habitat
restoration project.
Subjects
Salmonids
spawning gravels
bedform
pressure drop
apparent velocity
Publisher
臺北市:國立臺灣大學生物環境系統工程學系暨研究所
Type
report
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