In this paper. we model the multi-layer vertical underwater link as a cascaded channel and unify the performance analysis for the underwater optical communication (UWOC) system using generalized Gamma (GG). exponential GG (EGG). exponentiated Weibull (EW). https://hurwynl9wfqv.blog2freedom.com/34914526/visualization-of-blood-vessels-by-corrosion-technique