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Title:Patterns in invertebrate drift from an alpine karst aquifer over a one year period
Authors:ID Opalički, Maja (Author)
Files:URL URL - Presentation file, visit http://dx.doi.org/10.3986/ac.v44i2.1513
 
.pdf PDF - Presentation file, download (1,60 MB)
MD5: 40C987165EEDB83257B55FBA0EBB5F6C
 
Language:English
Typology:1.01 - Original Scientific Article
Organization:Logo NIB - National Institute of Biology
Abstract:Patterns in invertebrate drift in the alpine karst Lipnik spring (Julian Alps, Slovenia) were investigated over a one year period. Monthly samplings of one permanent and two temporary springs, and one sampling of a spring brook benthos, yielded 23 Copepoda and Ostracoda species. More species (12) were found in the permanent than in the temporary springs (8 and 7), Elaphoidella phreatica (Sars, 1862) being the most frequent in all of them. No correlation was observed between precipitation and drift densities or the numbers of species in the permanent spring. In the temporary springs there were correlations between precipitation and the Shannon diversity index, equitability and changes in community composition. Conductivity of the water was the only physical parameter in the springs that correlated with precipitation. Species accumulation curves reached the asymptotes in all the springs but not for benthos. 
Keywords:alpine karst aquifer, groundwater, drift
Publication status:Published
Publication version:Version of Record
Publication date:30.12.2015
Publisher:SAZU & ZRC SAZU
Year of publishing:2015
Number of pages:str. 265-278
Numbering:Vol. 44, no. 2
PID:20.500.12556/DiRROS-6426 New window
ISSN:0583-6050
UDC:574
DOI:10.3986/ac.v44i2.1513 New window
COBISS.SI-ID:3740239 New window
Publication date in DiRROS:29.07.2024
Views:13
Downloads:4
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Document is financed by a project

Funder:ARIS - Slovenian Research and Innovation Agency
Project number:P1-0255
Name:Združbe, odnosi in komunikacije v ekosistemih

Funder:ARIS - Slovenian Research and Innovation Agency
Project number:Z1-2213
Name:Ekološka klasifikacija vodnih sistemov na območju Julijskih Alp in Karavank in ocena ranljivosti zaradi vpliva podnebnih sprememb

Secondary language

Language:Slovenian
Title:Dinamika plavljenja vodnih nevretenčarjev iz alpskega kraškega vodonosnika v obdobju enega leta
Abstract:Dinamika plavljenja vodnih nevretenčarjev iz alpskega kraškega vodonosnika v obdobju enega letaV alpskem kraškem izviru Lipnik (Julijske Alpe, Slovenija) smo preiskovali dinamiko plavja vodnih nevretenčarjev v obdobju enega leta. V mesečnih vzorčenjih enega stalnega in dveh občasnih izvirov ter enkratnim vzorčenjem bentosa potoka Lipnik smo zbrali 23 vrst ceponožcev in dvoklopnikov. Rezultati raziskave so razkrili, da je bilo več vrst zbranih iz stalnega (12) kot iz občasnih izvirov (8 in 7). V vseh je številčno prevladovala vrsta Elaphoidella phreatica (Sars, 1862). V nobenem izviru ni bilo povezave med padavinami in gostoto plavja ter številom vrst. Povezava pa se je pojavila v občasnih izvirih med padavinami in Shannonovim indeksom in ravnovesjem ter spremembo v sestavi združbe. Edina fizikalna lastnost vode v izvirih, ki je bila v povezavi s padavinami, je bila prevodnost. Krivulje vrstne akumulacije so dosegle asimptoto pri vseh izvirih, v bentosu potoka pa ne.
Keywords:alpski kraški vodonosnik, podzemna voda, plavje, ceponožci, dvoklopniki


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