Cyanobacterial blooms alter the relative importance of neutral and selective processes in assembling freshwater bacterioplankton community.

Community assembly Cyanobacterial blooms Neutral processes Selective processes

Journal

The Science of the total environment
ISSN: 1879-1026
Titre abrégé: Sci Total Environ
Pays: Netherlands
ID NLM: 0330500

Informations de publication

Date de publication:
01 Mar 2020
Historique:
received: 28 07 2019
revised: 28 10 2019
accepted: 22 11 2019
pubmed: 7 12 2019
medline: 14 3 2020
entrez: 7 12 2019
Statut: ppublish

Résumé

CyanoHABs have substantial impacts on the functioning and sustainability of freshwater ecosystems by restricting light penetration, depleting dissolved oxygen, and producing various toxins. This study combined physicochemical variable measurements, 16S rRNA gene sequencing and microscopy observations to examine mechanisms that govern the assembly of bacterioplankton communities following the progress of cyanobacterial blooms in a freshwater reservoir. Throughout the sampling season, bacterioplankton distribution patterns were well predicted by a neutral model, which assumes passive dispersal and ecological drift as the predominate mechanisms for community assembly. The neutral model consistently explained the distribution of over 67% of bacterioplankton OTUs and its fit was weaker during the cyanobacterial blooms (R

Identifiants

pubmed: 31806344
pii: S0048-9697(19)35719-5
doi: 10.1016/j.scitotenv.2019.135724
pii:
doi:

Substances chimiques

RNA, Ribosomal, 16S 0

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

135724

Informations de copyright

Copyright © 2019 Elsevier B.V. All rights reserved.

Auteurs

Kai Wang (K)

Department of Biological Sciences, Kent State University, Kent, OH 44242, USA.

Mandy Razzano (M)

Division of Surface Water, Ohio Environmental Protection Agency, Twinsburg, OH 44087, USA.

Xiaozhen Mou (X)

Department of Biological Sciences, Kent State University, Kent, OH 44242, USA. Electronic address: xmou@kent.edu.

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Classifications MeSH