Table 4. DISTLM marginal test results for each environmental predictor variable selected for the most parsimonious model for sessile assemblages.

The best solution based on stepwise selection and AICc criteria is shown. SS = sum of squares (trace), Prop. = proportion of variation explained.

Variable	SS	Pseudo-F	P	Prop.
Wave fetch	16127	10.83	0.001	0.134
Wave driven water motion	14886	9.879	0.001	0.124
Kelp age	14268	9.414	0.001	0.119
Holdfast habitable space	10606	6.765	0.001	0.088
Summer temperature	9665	6.112	0.001	0.080
Tidal driven water motion	5489	3.345	0.002	0.046
Summer light intensity	6390	3.925	0.001	0.053
Phosphate concentration	4846	2.937	0.005	0.040
Best solution: All variables (R2: 0.54, AICc: 499.8)