Click on image to view larger version.

Fig. 1. Effects of exposure to terrestrial conditions on the rate of ammonia
excretion of Protopterus dolloi. Values are means ±
S.E.M. I, immersed (N=9); T, terrestrial (N=15);
I/S, re-immersed (N=5). *Significantly different from the
corresponding immersed condition (P<0.05);
asignificantly different from the corresponding Day 1 condition
(P<0.05); bsignificantly different from the
corresponding Day 2 condition (P<0.05); csignificantly
different from the corresponding Day 3 condition (P<0.05);
dsignificantly different from the corresponding Day 4 condition
(P<0.05); esignificantly different from the
corresponding Day 5 condition (P<0.05).