Table 3. Distance-based linear model (DistLM) of benthic fluxes against environmental drivers measured in the Salish Sea and NE Pacific in May/July 2011, and September 2013.

Sequential tests for stepwise model (Adj. r2 = 0.515)
Variable	AICc	SS (trace)	Pseudo-F	P	Prop.	Cumul.	Res.df
Temp	77.53	43.89	8.54	<0.01	0.163	0.163	44
Chla:Phaeo	72.82	31.87	7.06	<0.01	0.118	0.281	43
C:N	69.85	21.46	5.22	<0.01	0.079	0.360	42
DO	67.18	18.45	4.90	<0.01	0.68	0.428	41
MGS	65.68	13.33	3.78	<0.01	0.049	0.478	40
Porosity	65.04	10.15	3.03	0.012	0.038	0.515	39