Spatial confinement affects the heterogeneity and interactions between shoaling fish

Abstract Living objects are able to consume chemical energy and process information independently from others. However, living objects can coordinate to form ordered groups such as schools of fish. This work considers these complex groups as living materials and presents imaging-based experiments of...

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Main Authors: Gabriel Kuntz, Junxiang Huang, Mitchell Rask, Alex Lindgren-Ruby, Jacob Y. Shinsato, Dapeng Bi, A. Pasha Tabatabai
Format: Article
Language:English
Published: Nature Portfolio 2024-05-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-024-63245-y
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author Gabriel Kuntz
Junxiang Huang
Mitchell Rask
Alex Lindgren-Ruby
Jacob Y. Shinsato
Dapeng Bi
A. Pasha Tabatabai
author_facet Gabriel Kuntz
Junxiang Huang
Mitchell Rask
Alex Lindgren-Ruby
Jacob Y. Shinsato
Dapeng Bi
A. Pasha Tabatabai
author_sort Gabriel Kuntz
collection DOAJ
description Abstract Living objects are able to consume chemical energy and process information independently from others. However, living objects can coordinate to form ordered groups such as schools of fish. This work considers these complex groups as living materials and presents imaging-based experiments of laboratory schools of fish to understand how activity, which is a non-equilibrium feature, affects the structure and dynamics of a group. We use spatial confinement to control the motion and structure of fish within quasi-2D shoals of fish and use image analysis techniques to make quantitative observations of the structures, their spatial heterogeneity, and their temporal fluctuations. Furthermore, we utilize Monte Carlo simulations to replicate the experimentally observed data which provides insight into the effective interactions between fish and confirms the presence of a confinement-based behavioral preference transition. In addition, unlike in short-range interacting systems, here structural heterogeneity and dynamic activities are positively correlated as a result of complex interplay between spatial arrangement and behavioral dynamics in fish collectives.
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spelling doaj-art-afd9c11a5ebd4c0bbbe60c06bc5567f82025-01-12T12:24:54ZengNature PortfolioScientific Reports2045-23222024-05-0114111010.1038/s41598-024-63245-ySpatial confinement affects the heterogeneity and interactions between shoaling fishGabriel Kuntz0Junxiang Huang1Mitchell Rask2Alex Lindgren-Ruby3Jacob Y. Shinsato4Dapeng Bi5A. Pasha Tabatabai6Department of Physics, Seattle UniversityDepartment of Physics, Northeastern UniversityDepartment of Physics, Seattle UniversityDepartment of Physics, Seattle UniversityDepartment of Physics, Seattle UniversityDepartment of Physics, Northeastern UniversityDepartment of Physics, Seattle UniversityAbstract Living objects are able to consume chemical energy and process information independently from others. However, living objects can coordinate to form ordered groups such as schools of fish. This work considers these complex groups as living materials and presents imaging-based experiments of laboratory schools of fish to understand how activity, which is a non-equilibrium feature, affects the structure and dynamics of a group. We use spatial confinement to control the motion and structure of fish within quasi-2D shoals of fish and use image analysis techniques to make quantitative observations of the structures, their spatial heterogeneity, and their temporal fluctuations. Furthermore, we utilize Monte Carlo simulations to replicate the experimentally observed data which provides insight into the effective interactions between fish and confirms the presence of a confinement-based behavioral preference transition. In addition, unlike in short-range interacting systems, here structural heterogeneity and dynamic activities are positively correlated as a result of complex interplay between spatial arrangement and behavioral dynamics in fish collectives.https://doi.org/10.1038/s41598-024-63245-y
spellingShingle Gabriel Kuntz
Junxiang Huang
Mitchell Rask
Alex Lindgren-Ruby
Jacob Y. Shinsato
Dapeng Bi
A. Pasha Tabatabai
Spatial confinement affects the heterogeneity and interactions between shoaling fish
Scientific Reports
title Spatial confinement affects the heterogeneity and interactions between shoaling fish
title_full Spatial confinement affects the heterogeneity and interactions between shoaling fish
title_fullStr Spatial confinement affects the heterogeneity and interactions between shoaling fish
title_full_unstemmed Spatial confinement affects the heterogeneity and interactions between shoaling fish
title_short Spatial confinement affects the heterogeneity and interactions between shoaling fish
title_sort spatial confinement affects the heterogeneity and interactions between shoaling fish
url https://doi.org/10.1038/s41598-024-63245-y
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