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Table 2 Output of PERMANOVA main tests for (A) abundance fourth-root transformed with the Bray-Curtis index, (B) biomass fourth-root transformed with the Bray-Curtis index. Factors of analysis were channel area (AREA), environment (ENV), farming center (CENTER) and sampling site (SITE). P(perm) < 0.05 values are in bold

From: Macrofauna community patterns in a Chiloe Island channel used intensely for aquaculture: the ecological status of its benthic environment

Source d.f. SS MS Pseudo-F P (perm) Unique perms
A)
 AREA 2 22.628 11.314 3.8018 0.0001 9893
 Res 128 380.920 2.976    
 Total 130 403.550     
 ENV 2 26.665 13.332 4.5281 0.0001 9848
 Res 128 376.890 2.944.4    
 Total 130 403.550     
 CENTER 6 80.450 13.408 5.1458 0.0001 9806
 Res 124 323.100 2.605.7    
 Total 130 403.550     
 SITE 46 274.810 5.974.2 3.8981 0.0001 9564
 Res 84 128.740 1.532.6    
 Total 130 403.550     
B)
 AREA 2 24.985 12.492 3.7757 0.0001 9866
 Res 128 423.500 3.308.6    
 Total 130 448.490     
 ENV 2 27.043 13.522 4.1067 0.0001 9862
 Res 128 421.450 3.292.5    
 Total 130 448.490     
 CENTER 6 82.509 13.752 4.6592 0.0001 9747
 Res 124 365.980 2.951.4    
 Total 130 448.490     
 SITE 46 299.090 6.502 3.6559 0.0001 9558
 Res 84 149.390 1.778.5    
 Total 130 448.490     
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Revista Chilena de Historia Natural

ISSN: 0717-6317

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