Table 5 Pearson moment correlation between functional indices (GR = the guild ratio, GR′ = the modified guild ratio) and each environmental factor (WT = water temperature, SD = Secchi disc, Chl-a = Chlorophyll-a).

From: Comparative analysis of the spatio-temporal dynamics of rotifer community structure based on taxonomic indices and functional groups in two subtropical lakes

Environmental factors

Lake Jinghu

Lake Xiyanghu

GR

GR′

GR

GR′

WT (°C)

0.13

0.42*

0.02

0.14

pH

−0.13

0.07

0.11

0.006

SD (m)

0.13

−0.09

0.26

0.18

Chl-a (µg/L)

−0.16

−0.04

−0.35

−0.42*

TP (mg/L)

−0.18

0.23

0.01

−0.15

PO4 3− (mg/L)

−0.13

0.38

0.07

−0.06

TN (mg/L)

0.35

0.19

−0.23

−0.47

NO3 −-N (mg/L)

−0.36

−0.37

−0.29

−0.15

NH4 −-N (mg/L)

−0.03

0.18

−0.34

−0.37

Cladocera (ind./L)

0.06

0.28

0.03

0.09

Copepoda (ind./L)

0.06

0.19

0.31

0.11

Naupii (ind./L)

0.07

0.24

0.34

0.14

  1. *p < 0.05; **p < 0.01.
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