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Table 2 ANCOVA of benthos abundance depending on water depth, cruise and median diameter of sand grains (sediment md); all sampling periods except cruises Oland A and B

From: The seaward limit of wave effects on coastal macrobenthos

Effect

Sum of squares

df

Mean square

F

p

η²

Constant

1,849.82

1

1,849.82

8,437.32

0.0000

0.5892

Water depth

147.34

1

147.34

672.03

0.0000

0.0469

Sediment md

52.75

1

52.75

240.59

0.0000

0.0168

Cruise

271.92

12

22.66

103.36

0.0000

0.0866

Error

817.55

3,729

0.22

  

0.2604

  1. Cruise represents both temporal effects (year and month of sampling) and deviations in the number of sampled stations (see Table 1). Model multiple R² = 0.4268