Ecological Archives E095-241-A1

Korhan Özkan, Erik Jeppesen, Thomas A. Davidson, Martin Søndergaard, Torben L. Lauridsen, Rikke Bjerring, Liselotte S. Johansson, Jens-Christian Svenning. 2014. Cross-taxon congruence in lake plankton largely independent of environmental gradients. Ecology 95:2778–2788. http://dx.doi.org/10.1890/13-2141.1

Appendix A. Treatment of plankton samples.

FigA1

Fig. A1. Temporal distribution of samples in each lake.


 

Table A1. Summary of the treatment of missing data in environmental variables. Frequency of samples collected with plankton samplings and replacement with different averages are given. Plant volume inhabited (PVI) frequency was measured as lake-years.

 

Original sample

7 days

15 days

31 days

NA

TP

0.970

0.015

0.004

0.005

0.006

TN

0.970

0.015

0.004

0.005

0.006

NH4

0.967

0.014

0.004

0.005

0.009

Chl a

0.963

0.015

0.004

0.007

0.011

pH

0.968

0.015

0.004

0.005

0.008

SiO2

0.967

0.015

0.004

0.006

0.008

Stratification

0.874

0.007

0.004

0.01

0.105

PVI

0.508

-

-

-

-


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