Appendix 1

Table 1. Mantel and Procrustes correlation values between species and genus data for all biological groups in all sampling periods (see Methods in main text for details). All values were significant (P < 0.05).

Correlation of species AB with / Correlation of species PA with / Correlation of rare species AB
Genera AB / Genera PA / Genera PA / Genera AB
Group / Period / Mantel / Procrustes / Mantel / Procrustes / Mantel / Procrustes / Mantel / Procrustes
Phytoplankton / Feb/00 / 0.8867 / 0.7518 / 0.7573 / 0.5359 / 0.8646 / 0.7851 / 0.774 / 0.6263
May/00 / 0.6588 / 0.8484 / 0.7284 / 0.8893 / 0.8272 / 0.9298 / 0.3583 / 0.6562
Aug/00 / 0.8911 / 0.6653 / 0.7857 / 0.628 / 0.6829 / 0.7042 / 0.7771 / 0.5631
Nov/00 / 0.9143 / 0.8682 / 0.7702 / 0.9144 / 0.6635 / 0.5185 / 0.7485 / 0.62
Feb/01 / 0.8128 / 0.6519 / 0.5734 / 0.7353 / 0.6653 / 0.8121 / 0.7428 / 0.7816
Ago/01 / 0.9148 / 0.8963 / 0.7766 / 0.7659 / 0.8214 / 0.776 / 0.7725 / 0.6361
Periphyton / Feb/00 / 0.7769 / 0.5483 / 0.6681 / 0.6039 / 0.767 / 0.6398 / 0.6393 / 0.5877
Aug/00 / 0.8046 / 0.7729 / 0.7013 / 0.6039 / 0.7554 / 0.6165 / 0.6811 / 0.6927
Feb/01 / 0.866 / 0.9226 / 0.835 / 0.9082 / 0.8614 / 0.9159 / 0.8374 / 0.9043
Zooplankton / Feb/00 / 0.8677 / 0.6901 / 0.7886 / 0.9091 / 0.8132 / 0.9065 / 0.6567 / 0.6817
May/00 / 0.5353 / 0.5584 / 0.7792 / 0.737 / 0.8018 / 0.8445 / 0.667 / 0.5861
Aug/00 / 0.8671 / 0.7443 / 0.7221 / 0.7092 / 0.7584 / 0.6493 / 0.732 / 0.8181
Nov/00 / 0.9014 / 0.9207 / 0.7852 / 0.8604 / 0.8736 / 0.8987 / 0.7427 / 0.7913
Feb/01 / 0.8574 / 0.9478 / 0.6931 / 0.6501 / 0.7421 / 0.6333 / 0.8026 / 0.9197
May/01 / 0.9307 / 0.9346 / 0.6879 / 0.5697 / 0.7972 / 0.6174 / 0.9021 / 0.8981
Ago/01 / 0.8788 / 0.5321 / 0.7711 / 0.6947 / 0.7711 / 0.6947 / 0.7914 / 0.6474
Nov/01 / 0.8897 / 0.7876 / 0.6972 / 0.5958 / 0.8101 / 0.8138 / 0.868 / 0.7881
Macrophytes / Feb/00 / x / x / x / x / 0.9327 / 0.9434 / x / x
Aug/00 / x / x / x / x / 0.917 / 0.8882 / x / x
Fish (gillnet) / Feb/00 / 0.9588 / 0.983 / 0.8787 / 0.9229 / 0.9201 / 0.9695 / 0.6903 / 0.9305
May/00 / 0.9891 / 0.9738 / 0.9667 / 0.9187 / 0.9819 / 0.9724 / 0.6344 / 0.6684
Aug/00 / 0.9706 / 0.9125 / 0.9119 / 0.9867 / 0.9596 / 0.9091 / 0.8015 / 0.8854
Nov/00 / 0.9609 / 0.9609 / 0.8377 / 0.8969 / 0.9149 / 0.9375 / 0.6421 / 0.8965
Feb/01 / 0.9632 / 0.9608 / 0.8891 / 0.9223 / 0.9506 / 0.9763 / 0.6642 / 0.8884
May/01 / 0.9909 / 0.9461 / 0.9232 / 0.9113 / 0.9443 / 0.8891 / 0.6906 / 0.8319
Ago/01 / 0.9594 / 0.9814 / 0.9032 / 0.9281 / 0.922 / 0.948 / 0.6296 / 0.9409
Nov/01 / 0.9765 / 0.7265 / 0.894 / 0.9026 / 0.9065 / 0.8913 / 0.5365 / 0.553
Fish (trawl) / Feb/00 / 0.9526 / 0.9559 / 0.8922 / 0.9082 / 0.9638 / 0.9329 / 0.5523 / 0.9334
May/00 / 0.9817 / 0.9283 / 0.8657 / 0.9326 / 0.9912 / 0.9917 / 0.6434 / 0.7945
Aug/00 / 0.9717 / 0.995 / 0.9143 / 0.9867 / 0.9927 / 0.9978 / 0.524 / 0.6594
Nov/00 / 0.9605 / 0.9778 / 0.8331 / 0.9635 / 0.9454 / 0.9768 / 0.4791 / 0.9267
Feb/01 / 0.9702 / 0.9883 / 0.8725 / 0.9358 / 0.9768 / 0.983 / 0.4305 / 0.8226
May/01 / 0.9999 / 0.9998 / 0.9211 / 0.962 / 0.9983 / 0.9996 / 0.5217 / 0.8637
Ago/01 / 0.9988 / 0.9995 / 0.9305 / 0.9318 / 0.9967 / 0.9997 / 0.8444 / 0.9767
Nov/01 / 0.858 / 0.9674 / 0.8572 / 0.7505 / 0.9373 / 0.7507 / 0.2961 / 0.6335