Effects of Salinity and Inundation on Microbial Community Structure and Function in a Mangrove Peat Soil
Shifts in microbial community function and structure can be indicators of environmental stress and ecosystem change in wetland soils. This study evaluated the effects of increased salinity, increased inundation, and their combination, on soil microbial function (enzyme activity) and structure (phosp...
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Veröffentlicht in: | Wetlands (Wilmington, N.C.) N.C.), 2016-04, Vol.36 (2), p.361-371 |
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description | Shifts in microbial community function and structure can be indicators of environmental stress and ecosystem change in wetland soils. This study evaluated the effects of increased salinity, increased inundation, and their combination, on soil microbial function (enzyme activity) and structure (phospholipid fatty acid (PLFA) signatures and terminal restriction fragment length polymorphisms (T-RFLP) profiles) in a brackish mangrove peat soil using tidal mesocosms (Everglades, Florida, USA). Increased tidal inundation resulted in reduced soil enzyme activity, especially alkaline phosphatase, an increase in the abundance and diversity of prokaryotes, and a decline in number of eukaryotes. The community composition of less abundant bacteria (T-RFLPs comprising 0.3–1 % of total fluorescence) also shifted as a result of increased inundation under ambient salinity. Several key biogeochemical indicators (oxidation-reduction potential, CO
2
flux, porewater NH
4
+
, and dissolved organic carbon) correlated with measured microbial parameters and differed with inundation level. This study indicates microbial function and composition in brackish soil is more strongly impacted by increased inundation than increased salinity. The observed divergence of microbial indicators within a short time span (10-weeks) demonstrates their usefulness as an early warning signal for shifts in coastal wetland ecosystems due to sea level rise stressors. |
doi_str_mv | 10.1007/s13157-016-0745-8 |
format | Article |
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2
flux, porewater NH
4
+
, and dissolved organic carbon) correlated with measured microbial parameters and differed with inundation level. This study indicates microbial function and composition in brackish soil is more strongly impacted by increased inundation than increased salinity. The observed divergence of microbial indicators within a short time span (10-weeks) demonstrates their usefulness as an early warning signal for shifts in coastal wetland ecosystems due to sea level rise stressors.</description><identifier>ISSN: 0277-5212</identifier><identifier>EISSN: 1943-6246</identifier><identifier>DOI: 10.1007/s13157-016-0745-8</identifier><language>eng</language><publisher>Dordrecht: Springer Netherlands</publisher><subject>Alkaline phosphatase ; Alkaline soils ; Aquatic ecosystems ; Bacteria ; Biogeochemistry ; Biomedical and Life Sciences ; Carbon dioxide ; Coastal ecosystems ; Coastal Sciences ; Community composition ; Community structure ; Composition ; Dissolved organic carbon ; Ecology ; Environmental changes ; Environmental indicators ; Environmental Management ; Environmental stress ; Enzymatic activity ; Enzyme activity ; Enzymes ; Eukaryotes ; Fatty acids ; Freshwater & Marine Ecology ; Hydrogeology ; Indicators ; Landscape Ecology ; Life Sciences ; Metabolism ; Microbiomes ; Microorganisms ; Original Research ; Oxidation ; Oxidation-reduction potential ; Peat ; Peat soils ; Phospholipids ; Pore water ; Prokaryotes ; Redox potential ; Salinity ; Salinity effects ; Sea level ; Sea level rise ; Soils ; Structure-function relationships ; Tidal flooding ; Wetlands</subject><ispartof>Wetlands (Wilmington, N.C.), 2016-04, Vol.36 (2), p.361-371</ispartof><rights>Society of Wetland Scientists 2016</rights><rights>Society of Wetland Scientists 2016.</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c349t-da7e03c2423fb0a597be37e6b46cafe7d2841859dbfa3b2b39d61c235903d1963</citedby><cites>FETCH-LOGICAL-c349t-da7e03c2423fb0a597be37e6b46cafe7d2841859dbfa3b2b39d61c235903d1963</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1007/s13157-016-0745-8$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://www.proquest.com/docview/2919493207?pq-origsite=primo$$EHTML$$P50$$Gproquest$$H</linktohtml><link.rule.ids>314,780,784,21388,27924,27925,33744,33745,41488,42557,43805,51319,64385,64387,64389,72469</link.rule.ids></links><search><creatorcontrib>Chambers, Lisa G.</creatorcontrib><creatorcontrib>Guevara, Rafael</creatorcontrib><creatorcontrib>Boyer, Joseph N.</creatorcontrib><creatorcontrib>Troxler, Tiffany G.</creatorcontrib><creatorcontrib>Davis, Stephen E.</creatorcontrib><title>Effects of Salinity and Inundation on Microbial Community Structure and Function in a Mangrove Peat Soil</title><title>Wetlands (Wilmington, N.C.)</title><addtitle>Wetlands</addtitle><description>Shifts in microbial community function and structure can be indicators of environmental stress and ecosystem change in wetland soils. This study evaluated the effects of increased salinity, increased inundation, and their combination, on soil microbial function (enzyme activity) and structure (phospholipid fatty acid (PLFA) signatures and terminal restriction fragment length polymorphisms (T-RFLP) profiles) in a brackish mangrove peat soil using tidal mesocosms (Everglades, Florida, USA). Increased tidal inundation resulted in reduced soil enzyme activity, especially alkaline phosphatase, an increase in the abundance and diversity of prokaryotes, and a decline in number of eukaryotes. The community composition of less abundant bacteria (T-RFLPs comprising 0.3–1 % of total fluorescence) also shifted as a result of increased inundation under ambient salinity. Several key biogeochemical indicators (oxidation-reduction potential, CO
2
flux, porewater NH
4
+
, and dissolved organic carbon) correlated with measured microbial parameters and differed with inundation level. This study indicates microbial function and composition in brackish soil is more strongly impacted by increased inundation than increased salinity. The observed divergence of microbial indicators within a short time span (10-weeks) demonstrates their usefulness as an early warning signal for shifts in coastal wetland ecosystems due to sea level rise stressors.</description><subject>Alkaline phosphatase</subject><subject>Alkaline soils</subject><subject>Aquatic ecosystems</subject><subject>Bacteria</subject><subject>Biogeochemistry</subject><subject>Biomedical and Life Sciences</subject><subject>Carbon dioxide</subject><subject>Coastal ecosystems</subject><subject>Coastal Sciences</subject><subject>Community composition</subject><subject>Community structure</subject><subject>Composition</subject><subject>Dissolved organic carbon</subject><subject>Ecology</subject><subject>Environmental changes</subject><subject>Environmental indicators</subject><subject>Environmental Management</subject><subject>Environmental stress</subject><subject>Enzymatic activity</subject><subject>Enzyme activity</subject><subject>Enzymes</subject><subject>Eukaryotes</subject><subject>Fatty acids</subject><subject>Freshwater & Marine Ecology</subject><subject>Hydrogeology</subject><subject>Indicators</subject><subject>Landscape Ecology</subject><subject>Life Sciences</subject><subject>Metabolism</subject><subject>Microbiomes</subject><subject>Microorganisms</subject><subject>Original Research</subject><subject>Oxidation</subject><subject>Oxidation-reduction potential</subject><subject>Peat</subject><subject>Peat soils</subject><subject>Phospholipids</subject><subject>Pore water</subject><subject>Prokaryotes</subject><subject>Redox potential</subject><subject>Salinity</subject><subject>Salinity effects</subject><subject>Sea level</subject><subject>Sea level rise</subject><subject>Soils</subject><subject>Structure-function relationships</subject><subject>Tidal flooding</subject><subject>Wetlands</subject><issn>0277-5212</issn><issn>1943-6246</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2016</creationdate><recordtype>article</recordtype><sourceid>AFKRA</sourceid><sourceid>AZQEC</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DWQXO</sourceid><sourceid>GNUQQ</sourceid><recordid>eNp1kF1LwzAYhYMoOKc_wLuAN95U89E2zaWMTQcOhel1SNN0ZrTJTBph_95sFQRBOPDePOfw8gBwjdEdRojdB0xxwTKEywyxvMiqEzDBPKdZSfLyFEwQYSwrCCbn4CKELUogIXgCPuZtq9UQoGvhWnbGmmEPpW3g0kbbyME4C1NWRnlXG9nBmev7eKTWg49qiF4f-UW06kgbCyVcSbvx7kvDVy0HuHamuwRnreyCvvq5U_C-mL_NnrLnl8fl7OE5UzTnQ9ZIphFVJCe0rZEsOKs1Zbqs81LJVrOGVDmuCt7UraQ1qSlvSqwILTiiDeYlnYLbcXfn3WfUYRC9CUp3nbTaxSBwVVW8TMkTevMH3brobfpOEJ7kcUoQSxQeqWQgBK9bsfOml34vMBIH92J0L5JScXAvqtQhYyck1m60_13-v_QNXtmGoA</recordid><startdate>20160401</startdate><enddate>20160401</enddate><creator>Chambers, Lisa G.</creator><creator>Guevara, Rafael</creator><creator>Boyer, Joseph N.</creator><creator>Troxler, Tiffany G.</creator><creator>Davis, Stephen E.</creator><general>Springer Netherlands</general><general>Springer Nature B.V</general><scope>AAYXX</scope><scope>CITATION</scope><scope>3V.</scope><scope>7X2</scope><scope>8FE</scope><scope>8FH</scope><scope>8FK</scope><scope>AFKRA</scope><scope>ATCPS</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BHPHI</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>GNUQQ</scope><scope>HCIFZ</scope><scope>LK8</scope><scope>M0K</scope><scope>M7P</scope><scope>PATMY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PYCSY</scope><scope>7SN</scope><scope>7ST</scope><scope>7UA</scope><scope>C1K</scope><scope>F1W</scope><scope>H95</scope><scope>L.G</scope><scope>SOI</scope></search><sort><creationdate>20160401</creationdate><title>Effects of Salinity and Inundation on Microbial Community Structure and Function in a Mangrove Peat Soil</title><author>Chambers, Lisa G. ; Guevara, Rafael ; Boyer, Joseph N. ; Troxler, Tiffany G. ; Davis, Stephen E.</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c349t-da7e03c2423fb0a597be37e6b46cafe7d2841859dbfa3b2b39d61c235903d1963</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2016</creationdate><topic>Alkaline phosphatase</topic><topic>Alkaline soils</topic><topic>Aquatic ecosystems</topic><topic>Bacteria</topic><topic>Biogeochemistry</topic><topic>Biomedical and Life Sciences</topic><topic>Carbon dioxide</topic><topic>Coastal ecosystems</topic><topic>Coastal Sciences</topic><topic>Community composition</topic><topic>Community structure</topic><topic>Composition</topic><topic>Dissolved organic carbon</topic><topic>Ecology</topic><topic>Environmental changes</topic><topic>Environmental indicators</topic><topic>Environmental Management</topic><topic>Environmental stress</topic><topic>Enzymatic activity</topic><topic>Enzyme activity</topic><topic>Enzymes</topic><topic>Eukaryotes</topic><topic>Fatty acids</topic><topic>Freshwater & Marine Ecology</topic><topic>Hydrogeology</topic><topic>Indicators</topic><topic>Landscape Ecology</topic><topic>Life Sciences</topic><topic>Metabolism</topic><topic>Microbiomes</topic><topic>Microorganisms</topic><topic>Original Research</topic><topic>Oxidation</topic><topic>Oxidation-reduction potential</topic><topic>Peat</topic><topic>Peat soils</topic><topic>Phospholipids</topic><topic>Pore water</topic><topic>Prokaryotes</topic><topic>Redox potential</topic><topic>Salinity</topic><topic>Salinity effects</topic><topic>Sea level</topic><topic>Sea level rise</topic><topic>Soils</topic><topic>Structure-function relationships</topic><topic>Tidal flooding</topic><topic>Wetlands</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Chambers, Lisa G.</creatorcontrib><creatorcontrib>Guevara, Rafael</creatorcontrib><creatorcontrib>Boyer, Joseph N.</creatorcontrib><creatorcontrib>Troxler, Tiffany G.</creatorcontrib><creatorcontrib>Davis, Stephen E.</creatorcontrib><collection>CrossRef</collection><collection>ProQuest Central (Corporate)</collection><collection>Agricultural Science Collection</collection><collection>ProQuest SciTech Collection</collection><collection>ProQuest Natural Science Collection</collection><collection>ProQuest Central (Alumni) (purchase pre-March 2016)</collection><collection>ProQuest Central UK/Ireland</collection><collection>Agricultural & Environmental Science Collection</collection><collection>ProQuest Central Essentials</collection><collection>Biological Science Collection</collection><collection>ProQuest Central</collection><collection>Natural Science Collection</collection><collection>ProQuest One Community College</collection><collection>ProQuest Central Korea</collection><collection>ProQuest Central Student</collection><collection>SciTech Premium Collection</collection><collection>ProQuest Biological Science Collection</collection><collection>Agricultural Science Database</collection><collection>Biological Science Database</collection><collection>Environmental Science Database</collection><collection>ProQuest One Academic Eastern Edition (DO NOT USE)</collection><collection>ProQuest One Academic</collection><collection>ProQuest One Academic UKI Edition</collection><collection>Environmental Science Collection</collection><collection>Ecology Abstracts</collection><collection>Environment Abstracts</collection><collection>Water Resources Abstracts</collection><collection>Environmental Sciences and Pollution Management</collection><collection>ASFA: Aquatic Sciences and Fisheries Abstracts</collection><collection>Aquatic Science & Fisheries Abstracts (ASFA) 1: Biological Sciences & Living Resources</collection><collection>Aquatic Science & Fisheries Abstracts (ASFA) Professional</collection><collection>Environment Abstracts</collection><jtitle>Wetlands (Wilmington, N.C.)</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Chambers, Lisa G.</au><au>Guevara, Rafael</au><au>Boyer, Joseph N.</au><au>Troxler, Tiffany G.</au><au>Davis, Stephen E.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Effects of Salinity and Inundation on Microbial Community Structure and Function in a Mangrove Peat Soil</atitle><jtitle>Wetlands (Wilmington, N.C.)</jtitle><stitle>Wetlands</stitle><date>2016-04-01</date><risdate>2016</risdate><volume>36</volume><issue>2</issue><spage>361</spage><epage>371</epage><pages>361-371</pages><issn>0277-5212</issn><eissn>1943-6246</eissn><abstract>Shifts in microbial community function and structure can be indicators of environmental stress and ecosystem change in wetland soils. This study evaluated the effects of increased salinity, increased inundation, and their combination, on soil microbial function (enzyme activity) and structure (phospholipid fatty acid (PLFA) signatures and terminal restriction fragment length polymorphisms (T-RFLP) profiles) in a brackish mangrove peat soil using tidal mesocosms (Everglades, Florida, USA). Increased tidal inundation resulted in reduced soil enzyme activity, especially alkaline phosphatase, an increase in the abundance and diversity of prokaryotes, and a decline in number of eukaryotes. The community composition of less abundant bacteria (T-RFLPs comprising 0.3–1 % of total fluorescence) also shifted as a result of increased inundation under ambient salinity. Several key biogeochemical indicators (oxidation-reduction potential, CO
2
flux, porewater NH
4
+
, and dissolved organic carbon) correlated with measured microbial parameters and differed with inundation level. This study indicates microbial function and composition in brackish soil is more strongly impacted by increased inundation than increased salinity. The observed divergence of microbial indicators within a short time span (10-weeks) demonstrates their usefulness as an early warning signal for shifts in coastal wetland ecosystems due to sea level rise stressors.</abstract><cop>Dordrecht</cop><pub>Springer Netherlands</pub><doi>10.1007/s13157-016-0745-8</doi><tpages>11</tpages></addata></record> |
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subjects | Alkaline phosphatase Alkaline soils Aquatic ecosystems Bacteria Biogeochemistry Biomedical and Life Sciences Carbon dioxide Coastal ecosystems Coastal Sciences Community composition Community structure Composition Dissolved organic carbon Ecology Environmental changes Environmental indicators Environmental Management Environmental stress Enzymatic activity Enzyme activity Enzymes Eukaryotes Fatty acids Freshwater & Marine Ecology Hydrogeology Indicators Landscape Ecology Life Sciences Metabolism Microbiomes Microorganisms Original Research Oxidation Oxidation-reduction potential Peat Peat soils Phospholipids Pore water Prokaryotes Redox potential Salinity Salinity effects Sea level Sea level rise Soils Structure-function relationships Tidal flooding Wetlands |
title | Effects of Salinity and Inundation on Microbial Community Structure and Function in a Mangrove Peat Soil |
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