Table 2 Statistical output from linear mixed effects models

From: Warming indirectly simplifies food webs through effects on apex predators

 

Temperature

Fish

Temperature × Fish

Response variable

F

P

F

P

F

P

Δ invertebrate biomass

0.652

0.465

4.640

0.040

12.06

0.002

Δ diatom biomass

0.444

0.542

3.139

0.092

6.971

0.016

Δ chlorophyll concentration

0.015

0.909

5.088

0.032

7.045

0.013

Microbial decomposition

2.112

0.220

2.189

0.158

6.760

0.019

Invertebrate decomposition

3.013

0.158

1.397

0.255

0.323

0.578

Δ connectance

4.097

0.113

0.536

0.472

4.653

0.043

Δ mean trophic level

0.011

0.920

0.824

0.374

5.603

0.028

Δ consumer–resource ratio

0.398

0.562

0.119

0.734

4.471

0.047

  1. F and P values are shown for the main effects of temperature category (warm/cold) and fish manipulation (presence/absence) and the interactive effect of these two explanatory variables (Temperature × Fish) on each of the response variables in the experiment.
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