Abstract:
There were two types of experiments that were conducted in this study. First one
is to determine the AVT (Arginine Vasotocin) and IT (Isotocin) in the plasma of the
Tilapia, Oreochromis niloticus fish. Second experiment is to determine the amount of
AVT and IT in the plasma and obtain the different levels of AVT and IT in different
salinity. Result shows that there is AVT and IT neurohypophysial hormones in plasma of
the Tilapia and from the effect of salinity graph, the conclusion is AVT and IT levels
were increasing with respect of higher salinity.