Selection of the optimal type of fish pass using the Rembrandt method

Aim of the study Aim of the paper was to use the Rembrandt multi-criteria decision support method to select the best type of fish pass for the analysed barrage, depending on the priorities adopted. Material and methods Hydraulic structures interrupt the continuity of morphological and biological...

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Main Author: Mateusz Hämmerling
Format: Article
Language:English
Published: Publishing House of the University of Agriculture in Krakow 2019-03-01
Series:Acta Scientiarum Polonorum. Formatio Circumiectus
Subjects:
Online Access:http://acta.urk.edu.pl/WYBOR-OPTYMALNEGO-TYPU-PRZEPLAWKI-DLA-RYB-Z-WYKORZYSTANIEM-METODY-REMBRANDT,99301,0,2.html
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author Mateusz Hämmerling
author_facet Mateusz Hämmerling
author_sort Mateusz Hämmerling
collection DOAJ
description Aim of the study Aim of the paper was to use the Rembrandt multi-criteria decision support method to select the best type of fish pass for the analysed barrage, depending on the priorities adopted. Material and methods Hydraulic structures interrupt the continuity of morphological and biological watercourse, divide it into sections, which cannot be crossed by fish and other aquatic organisms. It is particularly disadvantageous, because motion up- and downstream is indispensable for them to live. For this reason fish passes are built on barrages to facilitate their migration. The article presents hydraulic calculations run for three types of fish passes. Also, a hierarchical tree was prepared in accordance with the Rembrandt method. This tree has been applied three times: for the owner’s preferences, for aquatic organisms, and without imposing a second level of calculation. Results and conclusions Results of calculations using Rembrandt’s multi-criteria decision support method indicated that according to the investor’s priorities the best fish pass was slot pass, for aquatic organisms - bypass channel, and calculations which assumed equal values for second level factors also point to slot pass.
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spelling doaj.art-68cb1b00a7854056b3f9b0ecd7ba51732022-12-21T23:27:59ZengPublishing House of the University of Agriculture in KrakowActa Scientiarum Polonorum. Formatio Circumiectus1644-07652019-03-011815161http://dx.doi.org/10.15576/ASP.FC/2019.18.1.51Selection of the optimal type of fish pass using the Rembrandt methodMateusz Hämmerling0Department of Hydraulic and Sanitary Engineering, Poznań University of Life Sciences, Piątkowska 94 A, 60-649 PoznańAim of the study Aim of the paper was to use the Rembrandt multi-criteria decision support method to select the best type of fish pass for the analysed barrage, depending on the priorities adopted. Material and methods Hydraulic structures interrupt the continuity of morphological and biological watercourse, divide it into sections, which cannot be crossed by fish and other aquatic organisms. It is particularly disadvantageous, because motion up- and downstream is indispensable for them to live. For this reason fish passes are built on barrages to facilitate their migration. The article presents hydraulic calculations run for three types of fish passes. Also, a hierarchical tree was prepared in accordance with the Rembrandt method. This tree has been applied three times: for the owner’s preferences, for aquatic organisms, and without imposing a second level of calculation. Results and conclusions Results of calculations using Rembrandt’s multi-criteria decision support method indicated that according to the investor’s priorities the best fish pass was slot pass, for aquatic organisms - bypass channel, and calculations which assumed equal values for second level factors also point to slot pass.http://acta.urk.edu.pl/WYBOR-OPTYMALNEGO-TYPU-PRZEPLAWKI-DLA-RYB-Z-WYKORZYSTANIEM-METODY-REMBRANDT,99301,0,2.htmlfish passbarrageRembrandt method
spellingShingle Mateusz Hämmerling
Selection of the optimal type of fish pass using the Rembrandt method
Acta Scientiarum Polonorum. Formatio Circumiectus
fish pass
barrage
Rembrandt method
title Selection of the optimal type of fish pass using the Rembrandt method
title_full Selection of the optimal type of fish pass using the Rembrandt method
title_fullStr Selection of the optimal type of fish pass using the Rembrandt method
title_full_unstemmed Selection of the optimal type of fish pass using the Rembrandt method
title_short Selection of the optimal type of fish pass using the Rembrandt method
title_sort selection of the optimal type of fish pass using the rembrandt method
topic fish pass
barrage
Rembrandt method
url http://acta.urk.edu.pl/WYBOR-OPTYMALNEGO-TYPU-PRZEPLAWKI-DLA-RYB-Z-WYKORZYSTANIEM-METODY-REMBRANDT,99301,0,2.html
work_keys_str_mv AT mateuszhammerling selectionoftheoptimaltypeoffishpassusingtherembrandtmethod