Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions

Zooplankton exported from lentic systems provision lotic systems with easily captured, consumed, and assimilated prey items. Previous studies have demonstrated that the community composition of zooplankton exports (CCZE) vary over time, which introduces temporal differences in lotic resource availab...

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Main Authors: Nathan Ruhl, Desireé Haban, Caitlyn Czajkowski, Michael Grove, Courtney E. Richmond
Format: Article
Language:English
Published: PeerJ Inc. 2019-09-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/7611.pdf
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author Nathan Ruhl
Desireé Haban
Caitlyn Czajkowski
Michael Grove
Courtney E. Richmond
author_facet Nathan Ruhl
Desireé Haban
Caitlyn Czajkowski
Michael Grove
Courtney E. Richmond
author_sort Nathan Ruhl
collection DOAJ
description Zooplankton exported from lentic systems provision lotic systems with easily captured, consumed, and assimilated prey items. Previous studies have demonstrated that the community composition of zooplankton exports (CCZE) vary over time, which introduces temporal differences in lotic resource availability (zooplankton prey) in downstream habitats. In the study presented here, we monitored variation in CCZE from a polymictic reservoir outfall in response to physical–chemical and atmospheric conditions bi-hourly over three different 24-h periods. Community composition of zooplankton export varied over the course of the day, and exports were most closely associated with wind directionality. Future studies of temporal variation in CCZE should incorporate wind conditions, especially in shallow systems where holomixis occurs frequently. Polymictic reservoirs are becoming increasingly common as the global pace of small dam construction quickens, making both the identification of factors influencing CCZE and the impact of zooplankton exports on local biodiversity and ecosystem function increasingly important to understand.
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spelling doaj.art-cf6e68c87e9f4628a71dd946057846122023-12-03T00:48:13ZengPeerJ Inc.PeerJ2167-83592019-09-017e761110.7717/peerj.7611Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditionsNathan RuhlDesireé HabanCaitlyn CzajkowskiMichael GroveCourtney E. RichmondZooplankton exported from lentic systems provision lotic systems with easily captured, consumed, and assimilated prey items. Previous studies have demonstrated that the community composition of zooplankton exports (CCZE) vary over time, which introduces temporal differences in lotic resource availability (zooplankton prey) in downstream habitats. In the study presented here, we monitored variation in CCZE from a polymictic reservoir outfall in response to physical–chemical and atmospheric conditions bi-hourly over three different 24-h periods. Community composition of zooplankton export varied over the course of the day, and exports were most closely associated with wind directionality. Future studies of temporal variation in CCZE should incorporate wind conditions, especially in shallow systems where holomixis occurs frequently. Polymictic reservoirs are becoming increasingly common as the global pace of small dam construction quickens, making both the identification of factors influencing CCZE and the impact of zooplankton exports on local biodiversity and ecosystem function increasingly important to understand.https://peerj.com/articles/7611.pdfZooplanktonReservoirPolymicticExportWind
spellingShingle Nathan Ruhl
Desireé Haban
Caitlyn Czajkowski
Michael Grove
Courtney E. Richmond
Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
PeerJ
Zooplankton
Reservoir
Polymictic
Export
Wind
title Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
title_full Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
title_fullStr Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
title_full_unstemmed Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
title_short Community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
title_sort community composition of zooplankton exported from a shallow polymictic reservoir linked to wind conditions
topic Zooplankton
Reservoir
Polymictic
Export
Wind
url https://peerj.com/articles/7611.pdf
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