Publication:
Epilithic diatom assemblages and their relationships with environmental variables in the Nilüfer Stream Basin, Bursa, Turkey

dc.contributor.buuauthorKaracaoğlu, Didem
dc.contributor.buuauthorDalkıran, Nurhayat
dc.contributor.departmentFen Edebiyat Fakültesi
dc.contributor.departmentBiyoloji Bölümü
dc.contributor.researcheridAAH-4258-2021
dc.contributor.researcheridABE-6749-2020
dc.contributor.scopusid7801381573
dc.contributor.scopusid6508318183
dc.date.accessioned2023-02-01T08:18:17Z
dc.date.available2023-02-01T08:18:17Z
dc.date.issued2017-03-31
dc.description.abstractPatterns of epilithic diatom species distribution in relation to environmental variables from 12 sampling sites on the main stream and some of its tributaries in the Nilufer Stream Basin were determined using multivariate statistical techniques. The stream basin has been heavily influenced by anthropogenic effects. The upper part of the basin that is distant from pollution sources mostly has a spring water quality, while the lower part where the stream flows through the urban area and receives domestic and industrial wastewater has a quite low quality. Ordination techniques using both diatom taxa and 21 environmental variables revealed non-to slightly polluted upper basin sites and highly polluted lower basin sites along the stream. The results showed that the stream catchment is polluted gradually from upstream to downstream and that most of the downstream sites have very low water quality especially in summer months. A total of 134 epilithic diatom taxa belonging to 50 genera were recorded for 12 sample sites. Partial CCA results indicated that water temperature (T), discharge (Q), and total phosphorus (TP) were the most important variables affecting the distribution of diatom species. Unpolluted or slightly polluted upper basin sites were dominated by Achnanthidium minutissimum, Cocconeis placentula var. euglypta, Gomphonema olivaceum, and Navicula tripunctata. Highly polluted lower basin sites were characterized by high levels of organic and inorganic matters and low dissolved oxygen (DO) values. Species widespread in the highly polluted lower basin sites such as Nitzschia umbonata, Nitzschia amphibia, Nitzschia capitellata, Nitzschia palea, Nitzschia paleacea, Luticola mutica, and Stephanodiscus niagarae were mostly related to pollution indicator variables such as ammonium nitrogen (NH4(+)-N), sodium (Na+), total phosphorus (TP), and total organic matter (TOM).
dc.identifier.citationKaracaoğlu, D. ve Dalkıran, N. (2017). ''Epilithic diatom assemblages and their relationships with environmental variables in the Nilüfer Stream Basin, Bursa, Turkey''. Environmental Monitoring and Assessment, 189(5).
dc.identifier.issn0167-6369
dc.identifier.issue5
dc.identifier.pubmed28432510
dc.identifier.scopus2-s2.0-85018520900
dc.identifier.urihttps://doi.org/10.1007/s10661-017-5929-z
dc.identifier.urihttps://link.springer.com/article/10.1007/s10661-017-5929-z
dc.identifier.uri1573-2959
dc.identifier.urihttp://hdl.handle.net/11452/30774
dc.identifier.volume189
dc.identifier.wos000401010900024
dc.indexed.wosSCIE
dc.language.isoen
dc.publisherSpringer
dc.relation.journalEnvironmental Monitoring and Assessment
dc.relation.publicationcategoryMakale - Uluslararası Hakemli Dergi
dc.rightsinfo:eu-repo/semantics/closedAccess
dc.subjectEnvironmental sciences & ecology
dc.subjectEnvironmental variables
dc.subjectEpilithic diatoms
dc.subjectNilüfer stream basin
dc.subjectPartial CCA
dc.subjectPollution
dc.subjectCanonical correspondence-analysis
dc.subjectWater-quality
dc.subjectPollution
dc.subjectTemperature
dc.subjectIndicat
dc.subjectOrsordination
dc.subjectResponses
dc.subjectRivers
dc.subjectValley
dc.subjectIsland
dc.subjectBursa [Turkey]
dc.subjectNilufer stream
dc.subjectTurkey
dc.subjectAchnanthidium minutissimum
dc.subjectBacillariophyta
dc.subjectCocconeis placentula
dc.subjectGomphonema olivaceum
dc.subjectLuticola mutica
dc.subjectNavicula tripunctata
dc.subjectNitzschia amphibia
dc.subjectNitzschia capitellata
dc.subjectNitzschia palea
dc.subjectNitzschia paleacea
dc.subjectNitzschia umbonata
dc.subjectStephanodiscus niagarae
dc.subjectBiochemical oxygen demand
dc.subjectCatchments
dc.subjectDissolved oxygen
dc.subjectGroundwater
dc.subjectMultivariant analysis
dc.subjectPhosphorus
dc.subjectPollution
dc.subjectPopulation distribution
dc.subjectRivers
dc.subjectSampling
dc.subjectSodium
dc.subjectStream flow
dc.subjectWater pollution
dc.subjectWater quality
dc.subjectAnthropogenic effects
dc.subjectEnvironmental variables
dc.subjectEpilithic diatoms
dc.subjectIndustrial wastewaters
dc.subjectMultivariate statistical techniques
dc.subjectPartial CCA
dc.subjectPollution indicators
dc.subjectSpecies distributions
dc.subjectAnthropogenic source
dc.subjectBioindicator
dc.subjectDiatom
dc.subjectEnvironmental factor
dc.subjectEpilithon
dc.subjectPollution incidence
dc.subjectRiver basin
dc.subjectRiver pollution
dc.subjectTributary
dc.subjectWater quality
dc.subjectRiver pollution
dc.subject.emtreeAmmonia
dc.subject.emtreeDissolved oxygen
dc.subject.emtreeNitrogen
dc.subject.emtreeOrganic matter
dc.subject.emtreePhosphorus
dc.subject.emtreeSodium
dc.subject.emtreeNitrogen
dc.subject.emtreePhosphorus
dc.subject.emtreeAchnanthidium minutissimum
dc.subject.emtreeArticle
dc.subject.emtreeCatchment
dc.subject.emtreeCocconeis placentula
dc.subject.emtreeConcentration (parameters)
dc.subject.emtreeDiatom
dc.subject.emtreeEnvironmental factor
dc.subject.emtreeEnvironmental impact
dc.subject.emtreeEpilithic diatom
dc.subject.emtreeGeographic distribution
dc.subject.emtreeGomphonema olivaceum
dc.subject.emtreeNavicula tripunctata
dc.subject.emtreeNonhuman
dc.subject.emtreePopulation abundance
dc.subject.emtreeSpecies composition
dc.subject.emtreeSpecies distribution
dc.subject.emtreeStream (river)
dc.subject.emtreeTurkey (republic)
dc.subject.emtreeWater pollution
dc.subject.emtreeWater quality
dc.subject.emtreeWater temperature
dc.subject.emtreeChemistry
dc.subject.emtreeClassification
dc.subject.emtreeDiatom
dc.subject.emtreeEnvironmental monitoring
dc.subject.emtreeGrowth, development and aging
dc.subject.emtreeRiver
dc.subject.emtreeSeason
dc.subject.emtreeTurkey
dc.subject.meshDiatoms
dc.subject.meshEnvironmental monitoring
dc.subject.meshNitrogen
dc.subject.meshPhosphorus
dc.subject.meshRivers
dc.subject.meshSeasons
dc.subject.meshTurkey
dc.subject.meshWater quality
dc.subject.scopusHeavy Metal; Dams; Coal Combustion
dc.subject.wos28432510
dc.titleEpilithic diatom assemblages and their relationships with environmental variables in the Nilüfer Stream Basin, Bursa, Turkey
dc.typeArticle
dspace.entity.typePublication
local.contributor.departmentFen Edebiyat Fakültesi/Biyoloji Bölümü
local.indexed.atScopus
local.indexed.atWOS

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