Fig. 7. Number of movements per 30 min (A) or per min (B,C) by rainbow trout embryos exposed to water with 100% (black circles), 50% (red triangles), or 35% sat (green squares) at three different developmental stages; numbers beside panel letters indicate developmental time in days post fertilization (d.p.f.). Values are means ± s.e.m. (N=6); note different scale on y-axis in A.