Fig. 6. The influence of (A) the control treatment or (B) experimental feeding on
the rate of urea-N excretion in Squalus acanthias of Series 2. Values
are means ± 1 S.E.M. (control
N=5, experimental N=4). Other details as in legends of Figs
1 and
5. There was no significant
overall influence of experimental feeding (two-way ANOVA, P>0.05).
There were no significant differences between control and experimental
treatments at the same time.