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Fig. 1. (A) Calcium influx rates
in juvenile
rainbow trout in City of Hamilton dechlorinated tapwater in control conditions
(black bars) or water containing 2.3±0.1 µmol l-1
dissolved lead (white bars) after exposure for 0, 12 or 24 h. (B) Calcium
influx rates in control water (black bars) or water containing 1.4±0.2
µmol l-1 dissolved lead (white bars) after exposure for 0, 12 or
24 h. Values are means ± 1 S.E.M. (N=8 throughout).
*Significant difference (P<0.05; two-tailed Student's
t-test) from corresponding control means.