Ecological Archives A024-213-A4

M. Annala, H. Mykrä, M. Tolkkinen, T. Kauppila, T. Muotka. 2014. Are biological communities in naturally unproductive streams resistant to additional anthropogenic stressors?. Ecological Applications 24:1887–1897. http://dx.doi.org/10.1890/13-2267.1

Appendix D. PCA loadings of the habitat variables.

Table D1. Loadings of the habitat variables on PC1 and PC2.

 

PC1

PC2

Depth

0.645

-0.476

Width

0.787

-0.031

Current velocity

0.582

-0.030

Shading

-0.433

-0.119

Slope

-0.209

0.802

Moss cover

0.479

0.479

Substratum size

0.596

0.594

Substratum diversity

-0.580

0.280

Deciduous cover

-0.097

-0.460


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