The Relationship between Mollusks and Oxygen Concentrations in Todos Santos Bay, Baja California, Mexico

Table 4

Results of stepwise selection which relates significant environmental factors with mollusk genera. . Eigenvalues = 3.197.

Explanatory environmental factors	Eigenvalue			Explained variance (%)
Dissolved oxygen (mL L^−1)	0.333	3.372	0.002	10.4
Silt-clay (%)	0.124	1.325	0.236	3.9
Depth (m)	0.118	1.216	0.258	3.7