Table 3.
Loadings between principal components of PCA and length, weight, TAH, and toxic elements determined in sturgeon
| Variable | PC 1 | PC 2 | PC 3 | PC 4 |
|---|---|---|---|---|
| Length | 0.4143844 | 0.606657537 | − 0.4987555 | 0.309265161 |
| Weight | 0.3746787 | 0.701472591 | − 0.4382613 | − 0.001685339 |
| TAH | 0.3952502 | 0.487070566 | 0.5261645 | − 0.308614944 |
| As | 0.6565125 | 0.162913141 | 0.5109190 | − 0.085034259 |
| Cd | 0.6843315 | − 0.614540093 | − 0.3078367 | − 0.024759511 |
| Hg | 0.8159013 | − 0.393086210 | − 0.2170338 | − 0.152485259 |
| Ni | 0.3741725 | − 0.312059554 | 0.1725340 | 0.607038169 |
| Pb | 0.5800106 | 0.007527265 | 0.0808575 | − 0.406745431 |
| V | 0.2903158 | 0.137716950 | 0.3574629 | − 0.481581355 |