Of those 11 sites, 3 correspond
to sites sampled for the Bernardi
and Vagelli (2004) study (sites 2, 5 and 6) and at these three sites we
collected additional fishes (no additional samples were obtained from
site 4 of Bernardi and Vagelli, 2004). We also sampled an additional 8
new sites (Table 1, Fig. 2).We collected samples with a hand net, and the
individuals were fin clipped and then returned to their habitat