Crabs from T2D2 showed low GSI rates up to Day 40 with gradual increment by Day 50 and intense increment by Day 60 (1.74%). The interaction between GSI, control and T1D2 groups were negative unlike with T1D1 (r = 0.35), which was positive but weak. Comparatively, the interaction between GSI and treatment groups,T2D1(r=0.71)and T2D2(r=0.62)were positive and strongly correlated. Only the treatment, T2D1 (p = 0.04;