Integrating siphonophores into marine food‐web ecology

Abstract Siphonophores are a clade of understudied colonial hydrozoans (Cnidaria) that are abundant predators in oceanic ecosystems, with species present across the water column. We (1) synthesize current knowledge about siphonophore trophic ecology and predator–prey interactions, (2) analyze siphon...

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Main Authors: Elizabeth D. Hetherington, Alejandro Damian‐Serrano, Steven H. D. Haddock, Casey W. Dunn, C. Anela Choy
Format: Article
Language:English
Published: Wiley 2022-04-01
Series:Limnology and Oceanography Letters
Online Access:https://doi.org/10.1002/lol2.10235
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author Elizabeth D. Hetherington
Alejandro Damian‐Serrano
Steven H. D. Haddock
Casey W. Dunn
C. Anela Choy
author_facet Elizabeth D. Hetherington
Alejandro Damian‐Serrano
Steven H. D. Haddock
Casey W. Dunn
C. Anela Choy
author_sort Elizabeth D. Hetherington
collection DOAJ
description Abstract Siphonophores are a clade of understudied colonial hydrozoans (Cnidaria) that are abundant predators in oceanic ecosystems, with species present across the water column. We (1) synthesize current knowledge about siphonophore trophic ecology and predator–prey interactions, (2) analyze siphonophore‐prey networks to compare food‐web topology between shallow and deep‐pelagic habitats, (3) discuss contemporary techniques that will allow for more integrative studies of siphonophore feeding ecology, and (4) and present a vision for future research. We found distinct diet differences between siphonophore species, indicating that siphonophores occupy multiple trophic niches and prey on a diversity of taxa. Our results suggest that siphonophore‐prey networks may be more specialized in the deep pelagic than in the epipelagic, suggesting potential trophic differences between depth habitats. This study highlights niche differentiation and trophic complexity among siphonophores and demonstrates the importance of gelatinous zooplankton in shaping food web structure in pelagic ecosystems.
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spelling doaj.art-ef0429ee3e9d4f938ea81075bb4329a62022-12-21T19:23:39ZengWileyLimnology and Oceanography Letters2378-22422022-04-0172819510.1002/lol2.10235Integrating siphonophores into marine food‐web ecologyElizabeth D. Hetherington0Alejandro Damian‐Serrano1Steven H. D. Haddock2Casey W. Dunn3C. Anela Choy4Integrative Oceanography Division Scripps Institution of Oceanography, University of California San Diego La Jolla California USADepartment of Ecology and Evolutionary Biology Yale University New Haven Connecticut USAMonterey Bay Aquarium Research Institute Moss Landing California USADepartment of Ecology and Evolutionary Biology Yale University New Haven Connecticut USAIntegrative Oceanography Division Scripps Institution of Oceanography, University of California San Diego La Jolla California USAAbstract Siphonophores are a clade of understudied colonial hydrozoans (Cnidaria) that are abundant predators in oceanic ecosystems, with species present across the water column. We (1) synthesize current knowledge about siphonophore trophic ecology and predator–prey interactions, (2) analyze siphonophore‐prey networks to compare food‐web topology between shallow and deep‐pelagic habitats, (3) discuss contemporary techniques that will allow for more integrative studies of siphonophore feeding ecology, and (4) and present a vision for future research. We found distinct diet differences between siphonophore species, indicating that siphonophores occupy multiple trophic niches and prey on a diversity of taxa. Our results suggest that siphonophore‐prey networks may be more specialized in the deep pelagic than in the epipelagic, suggesting potential trophic differences between depth habitats. This study highlights niche differentiation and trophic complexity among siphonophores and demonstrates the importance of gelatinous zooplankton in shaping food web structure in pelagic ecosystems.https://doi.org/10.1002/lol2.10235
spellingShingle Elizabeth D. Hetherington
Alejandro Damian‐Serrano
Steven H. D. Haddock
Casey W. Dunn
C. Anela Choy
Integrating siphonophores into marine food‐web ecology
Limnology and Oceanography Letters
title Integrating siphonophores into marine food‐web ecology
title_full Integrating siphonophores into marine food‐web ecology
title_fullStr Integrating siphonophores into marine food‐web ecology
title_full_unstemmed Integrating siphonophores into marine food‐web ecology
title_short Integrating siphonophores into marine food‐web ecology
title_sort integrating siphonophores into marine food web ecology
url https://doi.org/10.1002/lol2.10235
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AT alejandrodamianserrano integratingsiphonophoresintomarinefoodwebecology
AT stevenhdhaddock integratingsiphonophoresintomarinefoodwebecology
AT caseywdunn integratingsiphonophoresintomarinefoodwebecology
AT canelachoy integratingsiphonophoresintomarinefoodwebecology