Fig. 3. Effects of exposure to brackish water (10
, control), seawater
(30
) or air (emersion) for 17 days on the alanine contents in the
adductor muscle (white bars), foot muscle (grey bars), hepatopancreas (black
bars) and mantle (hatched bars) of Polymesoda expansa. Values are
means ± S.E.M. (N=4). aSignificantly
different from the brackish water value (P<0.05);
bsignificantly different from the seawater value
(P<0.05).