Table 1.

Axis loadings from principal components analysis used to summarize habitat quality attributes.

Covariate	PC1	PC2
Water depth	−0.59	0.06
Current velocity	0.51	0.09
% sand	−0.50	−0.47
pH	−0.34	0.53
Sinuosity index	0.10	−0.70
Variance explained (%)	38.8	23.7