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Table 2 Generalized linear mixed-effects models for the abundance/biomass of each trophic level and the Z:P ratio

From: Trophic structure of the pelagic food web in the East China Sea

Model

AIC of final model

Variables in final model

Estimate

SE

t

P

Larval fish (SST ≤ 25°C)

231.4

     

 ~ Zooplankton, SST, SSS

Zooplankton biomass

0.485

0.201

2.40

<0.05

  

SST

0.279

0.052

5.32

<0.01

Larval fish (SST > 25°C)

198.1

     

 ~ Zooplankton, SST, SSS

Zooplankton biomass

0.657

0.170

3.87

<0.05

Zooplankton (full range)

354.2

     

 ~ Fish, phytoplankton SST, SSS

Phytoplankton biomass

0.565

0.143

3.94

<0.01

Zooplankton (SST ≤ 25°C)

195.8

     

 ~ Fish, phytoplankton SST, SSS

Phytoplankton biomass

0.593

0.261

2.36

0.05

  

SST

−0.065

0.047

−1.39

0.22

Zooplankton (SST > 25°C)

157.6

     

 ~ Fish, phytoplankton SST, SSS

Phytoplankton biomass

0.643

0.190

3.38

<0.05

Phytoplankton (SST ≤ 25°C)

100.9

     

 ~ Zooplankton, SST, SSS, nutrients

SST

−0.057

0.023

−2.52

0.05

  

SSS

−0.149

0.048

−3.09

<0.05

  

PO4

0.673

0.488

1.38

0.22

Phytoplankton (SST > 25°C)

71.5

     

 ~ Zooplankton, SST, SSS, nutrients

SST

−0.193

0.047

−4.07

<0.05

  

SSS

−0.096

0.026

−3.76

<0.05

  

PO4

0.585

0.480

1.22

0.30

Zooplankton/phytoplankton ratio (full range)

342.9

     

 ~ Fish, SST, SSS, nutrients

PO4

−1.729

0.439

−3.87

<0.01