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Bringing methanotrophy in rivers out of the shadows

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Bringing methanotrophy in rivers out of the shadows. / Shelley, Felicity; Ings, Nicola; Hildrew, Alan G. et al.

In: Limnology and Oceanography, Vol. 62, No. 6, 01.11.2017, p. 2345-2359.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Shelley, F, Ings, N, Hildrew, AG, Trimmer, M & Grey, J 2017, 'Bringing methanotrophy in rivers out of the shadows', Limnology and Oceanography, vol. 62, no. 6, pp. 2345-2359. https://doi.org/10.1002/lno.10569

APA

Shelley, F., Ings, N., Hildrew, A. G., Trimmer, M., & Grey, J. (2017). Bringing methanotrophy in rivers out of the shadows. Limnology and Oceanography, 62(6), 2345-2359. https://doi.org/10.1002/lno.10569

Vancouver

Shelley F, Ings N, Hildrew AG, Trimmer M, Grey J. Bringing methanotrophy in rivers out of the shadows. Limnology and Oceanography. 2017 Nov 1;62(6):2345-2359. Epub 2017 Apr 26. doi: 10.1002/lno.10569

Author

Shelley, Felicity ; Ings, Nicola ; Hildrew, Alan G. et al. / Bringing methanotrophy in rivers out of the shadows. In: Limnology and Oceanography. 2017 ; Vol. 62, No. 6. pp. 2345-2359.

Bibtex

@article{f12fae65c8944c6d91d7c54e880b821e,
title = "Bringing methanotrophy in rivers out of the shadows",
abstract = "Methane oxidation produces biomass that is a potential source of particulate carbon for consumers, and is in addition to photosynthetic production. We assessed methanotrophy and photosynthetic production under differing conditions of light and methane concentration. We measured methane oxidation and photosynthesis in gravel sediments from adjacent shaded and unshaded stretches of 15 chalk rivers in southern England, and also in 30 artificial channels in which we manipulated light and methane experimentally. The capacity for methane oxidation was 78% higher in the shade than unshaded areas, indicating a denser, or more active, methanotrophic assemblage on shaded riverbeds, and the difference was most pronounced when methane concentration was high. Across the 15 rivers, methanotrophic production ranged from 16 to 650 nmol C cm−2 d−1 and net photosynthetic production from 256 to 35,750 nmol C cm−2 d−1. The relative importance of methanotrophy to their total production (i.e., photosynthetic and methanotrophic) increased with methane concentration and ranged from 0.1–2.4% and 0.2–13% in unshaded and shaded areas, respectively. Over an annual cycle in one river, the response of the methanotrophs in the shade to a high summer methane concentration was ∼ five times greater than in the open; in winter, there was no effect of shading on methane oxidation. The response of methanotrophy to shading and methane concentration in the artificial channels resembled that found in the rivers. Methanotrophy makes a non-negligible (here up to ∼ 13%) contribution to particulate carbon production in these streams, is disproportionately greater in the shade, and constitutes a distinct carbon pathway available for their food webs.",
author = "Felicity Shelley and Nicola Ings and Hildrew, {Alan G.} and Mark Trimmer and Jonathan Grey",
year = "2017",
month = nov,
day = "1",
doi = "10.1002/lno.10569",
language = "English",
volume = "62",
pages = "2345--2359",
journal = "Limnology and Oceanography",
issn = "0024-3590",
publisher = "Wiley Blackwell",
number = "6",

}

RIS

TY - JOUR

T1 - Bringing methanotrophy in rivers out of the shadows

AU - Shelley, Felicity

AU - Ings, Nicola

AU - Hildrew, Alan G.

AU - Trimmer, Mark

AU - Grey, Jonathan

PY - 2017/11/1

Y1 - 2017/11/1

N2 - Methane oxidation produces biomass that is a potential source of particulate carbon for consumers, and is in addition to photosynthetic production. We assessed methanotrophy and photosynthetic production under differing conditions of light and methane concentration. We measured methane oxidation and photosynthesis in gravel sediments from adjacent shaded and unshaded stretches of 15 chalk rivers in southern England, and also in 30 artificial channels in which we manipulated light and methane experimentally. The capacity for methane oxidation was 78% higher in the shade than unshaded areas, indicating a denser, or more active, methanotrophic assemblage on shaded riverbeds, and the difference was most pronounced when methane concentration was high. Across the 15 rivers, methanotrophic production ranged from 16 to 650 nmol C cm−2 d−1 and net photosynthetic production from 256 to 35,750 nmol C cm−2 d−1. The relative importance of methanotrophy to their total production (i.e., photosynthetic and methanotrophic) increased with methane concentration and ranged from 0.1–2.4% and 0.2–13% in unshaded and shaded areas, respectively. Over an annual cycle in one river, the response of the methanotrophs in the shade to a high summer methane concentration was ∼ five times greater than in the open; in winter, there was no effect of shading on methane oxidation. The response of methanotrophy to shading and methane concentration in the artificial channels resembled that found in the rivers. Methanotrophy makes a non-negligible (here up to ∼ 13%) contribution to particulate carbon production in these streams, is disproportionately greater in the shade, and constitutes a distinct carbon pathway available for their food webs.

AB - Methane oxidation produces biomass that is a potential source of particulate carbon for consumers, and is in addition to photosynthetic production. We assessed methanotrophy and photosynthetic production under differing conditions of light and methane concentration. We measured methane oxidation and photosynthesis in gravel sediments from adjacent shaded and unshaded stretches of 15 chalk rivers in southern England, and also in 30 artificial channels in which we manipulated light and methane experimentally. The capacity for methane oxidation was 78% higher in the shade than unshaded areas, indicating a denser, or more active, methanotrophic assemblage on shaded riverbeds, and the difference was most pronounced when methane concentration was high. Across the 15 rivers, methanotrophic production ranged from 16 to 650 nmol C cm−2 d−1 and net photosynthetic production from 256 to 35,750 nmol C cm−2 d−1. The relative importance of methanotrophy to their total production (i.e., photosynthetic and methanotrophic) increased with methane concentration and ranged from 0.1–2.4% and 0.2–13% in unshaded and shaded areas, respectively. Over an annual cycle in one river, the response of the methanotrophs in the shade to a high summer methane concentration was ∼ five times greater than in the open; in winter, there was no effect of shading on methane oxidation. The response of methanotrophy to shading and methane concentration in the artificial channels resembled that found in the rivers. Methanotrophy makes a non-negligible (here up to ∼ 13%) contribution to particulate carbon production in these streams, is disproportionately greater in the shade, and constitutes a distinct carbon pathway available for their food webs.

U2 - 10.1002/lno.10569

DO - 10.1002/lno.10569

M3 - Journal article

AN - SCOPUS:85018361112

VL - 62

SP - 2345

EP - 2359

JO - Limnology and Oceanography

JF - Limnology and Oceanography

SN - 0024-3590

IS - 6

ER -