The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes

Research output: Contribution to journalArticle

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The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes. / Stubbington, R; Greenwood, AM; Wood, PJ; Armitage, PD; Gunn, John; Robertson, AL.

In: Hydrobiologia, Vol. 630, No. 1, 01.09.2009, p. 299-312.

Research output: Contribution to journalArticle

Harvard

Stubbington, R, Greenwood, AM, Wood, PJ, Armitage, PD, Gunn, J & Robertson, AL 2009, 'The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes', Hydrobiologia, vol. 630, no. 1, pp. 299-312. https://doi.org/10.1007/s10750-009-9823-8

APA

Stubbington, R., Greenwood, AM., Wood, PJ., Armitage, PD., Gunn, J., & Robertson, AL. (2009). The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes. Hydrobiologia, 630(1), 299-312. https://doi.org/10.1007/s10750-009-9823-8

Vancouver

Author

Stubbington, R ; Greenwood, AM ; Wood, PJ ; Armitage, PD ; Gunn, John ; Robertson, AL. / The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes. In: Hydrobiologia. 2009 ; Vol. 630, No. 1. pp. 299-312.

Bibtex

@article{a991a4e586fe41b0869fa565f344c4a9,
title = "The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes",
abstract = "The headwaters of karst rivers experience considerable hydrological variability, including spates and streambed drying. Extreme summer flooding on the River Lathkill (Derbyshire, UK) provided the opportunity to examine the invertebrate community response to unseasonal spate flows, flow recession and, at temporary sites, streambed drying. Invertebrates were sampled at sites with differing flow permanence regimes during and after the spates. Following streambed drying at temporary sites, dewatered surface sediments were investigated as a refugium for aquatic invertebrates. Experimental rehydration of these dewatered sediments was conducted to promote development of desiccation-tolerant life stages. At perennial sites, spate flows reduced invertebrate abundance and diversity, whilst at temporary sites, flow reactivation facilitated rapid colonisation of the surface channel by a limited number of invertebrate taxa. Following streambed drying, 38 taxa were recorded from the dewatered and rehydrated sediments, with Oligochaeta being the most abundant taxon and Chironomidae (Diptera) the most diverse. Experimental rehydration of dewatered sediments revealed the presence of additional taxa, including Stenophylax sp. (Trichoptera: Limnephilidae) and Nemoura sp. (Plecoptera: Nemouridae). The influence of flow permanence on invertebrate community composition was apparent despite the aseasonal high-magnitude flood events. Flow permanence was also critical in determining the community response to the spate flows. Following streambed drying at temporary sites, the surficial sediments overlying the karstic bedrock functioned as an effective refugium for several taxa. The development of aquatic insects following experimental rehydration indicated that these taxa survived in dewatered sediments as desiccation-resistant eggs.",
keywords = "Refugia, Flow permanence, Sediment rehydration, Spate, Disturbance, Streambed drying",
author = "R Stubbington and AM Greenwood and PJ Wood and PD Armitage and John Gunn and AL Robertson",
year = "2009",
month = sep,
day = "1",
doi = "10.1007/s10750-009-9823-8",
language = "English",
volume = "630",
pages = "299--312",
journal = "Hydrobiologia",
issn = "0018-8158",
publisher = "Springer",
number = "1",

}

RIS

TY - JOUR

T1 - The response of perennial and temporary headwater stream invertebrate communities to hydrological extremes

AU - Stubbington, R

AU - Greenwood, AM

AU - Wood, PJ

AU - Armitage, PD

AU - Gunn, John

AU - Robertson, AL

PY - 2009/9/1

Y1 - 2009/9/1

N2 - The headwaters of karst rivers experience considerable hydrological variability, including spates and streambed drying. Extreme summer flooding on the River Lathkill (Derbyshire, UK) provided the opportunity to examine the invertebrate community response to unseasonal spate flows, flow recession and, at temporary sites, streambed drying. Invertebrates were sampled at sites with differing flow permanence regimes during and after the spates. Following streambed drying at temporary sites, dewatered surface sediments were investigated as a refugium for aquatic invertebrates. Experimental rehydration of these dewatered sediments was conducted to promote development of desiccation-tolerant life stages. At perennial sites, spate flows reduced invertebrate abundance and diversity, whilst at temporary sites, flow reactivation facilitated rapid colonisation of the surface channel by a limited number of invertebrate taxa. Following streambed drying, 38 taxa were recorded from the dewatered and rehydrated sediments, with Oligochaeta being the most abundant taxon and Chironomidae (Diptera) the most diverse. Experimental rehydration of dewatered sediments revealed the presence of additional taxa, including Stenophylax sp. (Trichoptera: Limnephilidae) and Nemoura sp. (Plecoptera: Nemouridae). The influence of flow permanence on invertebrate community composition was apparent despite the aseasonal high-magnitude flood events. Flow permanence was also critical in determining the community response to the spate flows. Following streambed drying at temporary sites, the surficial sediments overlying the karstic bedrock functioned as an effective refugium for several taxa. The development of aquatic insects following experimental rehydration indicated that these taxa survived in dewatered sediments as desiccation-resistant eggs.

AB - The headwaters of karst rivers experience considerable hydrological variability, including spates and streambed drying. Extreme summer flooding on the River Lathkill (Derbyshire, UK) provided the opportunity to examine the invertebrate community response to unseasonal spate flows, flow recession and, at temporary sites, streambed drying. Invertebrates were sampled at sites with differing flow permanence regimes during and after the spates. Following streambed drying at temporary sites, dewatered surface sediments were investigated as a refugium for aquatic invertebrates. Experimental rehydration of these dewatered sediments was conducted to promote development of desiccation-tolerant life stages. At perennial sites, spate flows reduced invertebrate abundance and diversity, whilst at temporary sites, flow reactivation facilitated rapid colonisation of the surface channel by a limited number of invertebrate taxa. Following streambed drying, 38 taxa were recorded from the dewatered and rehydrated sediments, with Oligochaeta being the most abundant taxon and Chironomidae (Diptera) the most diverse. Experimental rehydration of dewatered sediments revealed the presence of additional taxa, including Stenophylax sp. (Trichoptera: Limnephilidae) and Nemoura sp. (Plecoptera: Nemouridae). The influence of flow permanence on invertebrate community composition was apparent despite the aseasonal high-magnitude flood events. Flow permanence was also critical in determining the community response to the spate flows. Following streambed drying at temporary sites, the surficial sediments overlying the karstic bedrock functioned as an effective refugium for several taxa. The development of aquatic insects following experimental rehydration indicated that these taxa survived in dewatered sediments as desiccation-resistant eggs.

KW - Refugia

KW - Flow permanence

KW - Sediment rehydration

KW - Spate

KW - Disturbance

KW - Streambed drying

U2 - 10.1007/s10750-009-9823-8

DO - 10.1007/s10750-009-9823-8

M3 - Article

VL - 630

SP - 299

EP - 312

JO - Hydrobiologia

JF - Hydrobiologia

SN - 0018-8158

IS - 1

ER -