Analysis of Movements and Behavior of Bighead Carps (
drag force
energy expenditure
fishway
movement trajectories
Journal
Animals : an open access journal from MDPI
ISSN: 2076-2615
Titre abrégé: Animals (Basel)
Pays: Switzerland
ID NLM: 101635614
Informations de publication
Date de publication:
04 Jul 2022
04 Jul 2022
Historique:
received:
11
06
2022
revised:
27
06
2022
accepted:
30
06
2022
entrez:
9
7
2022
pubmed:
10
7
2022
medline:
10
7
2022
Statut:
epublish
Résumé
An understanding of fish movement behavior in response to flow field variables is important for exploring the hydrodynamic strategies of fish in fish passages. In this paper, bighead carps were taken as an example. The fish movement behavior response to water flow field information by means of estimating the energetic expenditure using an IBM approach in an experimental fishway was investigated. Fish swimming velocity, drag force, and energy expenditure were analyzed in varied flow conditions related to hydraulic variables, including velocity (V), turbulent kinetic energy (TKE), and strain rate (SR). The result indicated that the fish will require more energy in high TKE zones. This study provides a reference for optimizing the design of fish passages and fisheries management. This method can be applied to assess the efficiency of fish bypass structures and conduct fish survival studies.
Identifiants
pubmed: 35804623
pii: ani12131725
doi: 10.3390/ani12131725
pmc: PMC9265074
pii:
doi:
Types de publication
Journal Article
Langues
eng
Subventions
Organisme : National Natural Science Foundation of China
ID : 52179070
Organisme : National Outstanding Youth Science Fund project of National Natural Science Foundation of China
ID : 51922065
Organisme : the Open Research Fund of Hubei International Science and Technology Cooperation Base of Fish Passage
ID : HIBF2020007
Déclaration de conflit d'intérêts
The authors declare no conflict of interest.
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