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Table 1 ANOVA results analyzing the number of taxa and individuals of benthic assemblage and polychaetes assemblage

From: Cost/benefit and the effect of sample preservation procedures on quantitative patterns in benthic ecology

Factors DF Number of individuals Number of taxa
MS F p MS F p
Macrofauna
Preservation (Pr) 1 2356.27 4.26 0.0555 NS 25.35 2.65 0.1234 NS
Sediment (S) 1 48,507.27 87.77 0.0001* 1848.15 192.85 0.0001*
Pr × S 1 1749.60 3.17 0.0942 NS 0.82 0.09 0.7741 NS
Sampling points (Pr × S) 16 552.66 8.53 0.0001* 9.58 2.53 0.0087*
Residual 40 64.77    3.78   
Polychaetes
Preservation (Pr) 1 1058.40 7.16 0.0166* 19.27 2.57 0.1281 NS
Sediment (S) 1 10,454.40 70.72 0.0001* 589.07 78.72 0.0001*
Pr × S 1 777.60 5.26 0.0357 NS 0.27 0.04 0.8526 NS
Sampling points (Pr × S) 16 147.82 4.62 0.0001* 7.48 3.40 0.0001*
Residual 40 31.98     2.20  
  1. NS not significant, DF degrees of freedom, MS mean squares
  2. * Significant difference for α = 0.05