The term ROE SUPPLIER can be summarized as a SHAD supplier. SHAD is a type of fish that is found in the Atlantic and Pacific Oceans, as well as the Great Lakes. It is an important food source for many species of fish, birds, and mammals. SHAD is also used as bait for recreational fishing. As a roe supplier, the individual would be responsible for providing SHAD roe, which is the eggs of the fish, to customers.