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Table 3 Stepwise multiple linear regression results for temporal variation (range) in δ13C and δ15N of cladocerans, copepods and amphipods as a function of environmental parameters

From: Loss of trophic complexity in saline prairie lakes as indicated by stable-isotope based community-metrics

Metric

Standardized coefficients

p

r 2 adj.

Cladoceran δ13C

0.6 TDP + 0.1 fish complexity

< 0.01

0.50

Cladoceran δ15N

-0.6 Secchi + 0.4 surface area

< 0.01

0.47

Copepod δ13C

0.6 Chl a

< 0.01

0.31

Amphipod δ15N

0.5 SRP

< 0.01

0.24

  1. No significant regressions (p > 0.05) were found for copepod δ15N and amphipod δ13C
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Aquatic Biosystems

ISSN: 2046-9063