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Table 3 Results of the linear models testing relationships among the beginning and ending of vocal activity with ALAN, daily noise, and masking noise levels

From: Nightlife in the city: drivers of the occurrence and vocal activity of a tropical owl

 

F

df

p

Beginning ~ green cover + ALAN + daily noise

r2 = 0.15

Green cover (%)

0.080

1

0.784

ALAN (lux)

0.226

1

0.646

Daily noise (dB)

1.160

1

0.313

Beginning ~ green cover + ALAN + masking noise

r2 = 0.35

Green cover (%)

0.103

1

0.756

ALAN (lux)

0.292

1

0.603

Masking noise (dB)

3.825

1

0.086

Ending ~ green cover + ALAN + daily noise

r2 = 0.38

Green cover (%)

8.941

1

0.008

ALAN (lux)

0.487

1

0.495

Daily noise (dB)

0.532

1

0.476

Ending ~ green cover + ALAN + masking noise

r2 = 0.37

Green cover (%)

8.778

1

0.009

ALAN (lux)

0.478

1

0.499

Masking noise (dB)

0.231

1

0.637

  1. As both noise variables were highly correlated, we ran independent LMs for daily and masking noise