Table 1.

Eigenvectors for a principal components analysis of the percent cover of seven algal species in experimental cages of all three treatments in the field

Variable	Eigenvector 1 (27.5%)	Eigenvector 2 (18.8%)	Eigenvector 3 (17.0%)
Porphyra sp.	−0.070	−0.535	0.414
N. harveyi	0.652	−0.056	−0.380
Spermothamnion sp.	0.101	0.419	0.313
U. lactuca	0.289	0.339	0.355
C. crispus	−0.679	0.115	−0.125
M. stellatus	−0.034	0.521	0.338
C. officinalis	0.120	−0.370	0.575

The percent variance explained by each principal component is indicated.