Polychaete Annelid Biomass Size Spectra: The Effects of Hypoxia Stress

Table 3

Similarity percentage (SIMPER) contribution of polychaete species in each group (top two sets). Species that contributed to the dissimilarities between the groups at the bottom.

Group	Species	Contri%	Cum%
1 (Av. Sim. = 48.32%)	Paraprionospio pinnata	20.17	20.17
	Mediomastus californiensis	14.47	37.64
	Cossura soyeri	12.73	47.37
	Aricidea (Acmira) sp.	11.57	58.94
2 (Av. Sim. = 46.98%)	Paraprionospio pinnata	8.55	8.55
	Mediomastus californiensis	8.02	16.57
	Sthenelais sp.	6.62	23.19
	Nereis micromma	6.54	29.73
	Cossura soyeri	6.37	36.1
1 & 2 (Av. Dis.Sim. = 64.30%)	Nereis micromma	3.7	3.7
	Magelona sp. H	2.86	6.56
	Sthenelais sp.	2.83	9.38
	Tharyx annulosus	2.8	12.18