Table 3. The percentage of variation explained (adjusted R²) of each explanatory physicochemical variable, as well as their combinations.

	Community pattern	Metabolic function pattern
Salinity	27%***	12%*
O2		33%**
Temperature	14%**
POC	21%***
Salinity + O2		50%*** (residuals: 50%)
Salinity + Temperature	47%*** (residuals: 53%)
Salinity + POC	45%*** (residuals: 55%)
POC + Temperature	36%***
Salinity + POC + Temperature	56%*** (residuals: 44%)
Salinity with Temperature as condition variable	32%***
Salinity with POC as condition variable	24%***
Salinity with O2 as condition variable		16%**
Salinity with Temperature and POC as condition variables	20%***
Temperature with Salinity as condition variable	20%***
Temperature with POC as condition variable	15%***
Temperature with Salinity and POC as condition variables	11%**
POC with Salinity as condition variable	18%***
POC with Temperature as condition variable	22%***
POC with Salinity and Temperature as condition variables	10%**
O2 with Salinity as condition variable		37%***

Notes.

POC

Particulate Organic Carbon

^*p < 0.05.

^**p < 0.01.

^***p < 0.001.