By John Gibb Lighter fishing rods are usually fine for fishing in rivers, lakes, or even from the ocean shore, but when it comes to deep sea fishing for larger fish, you are going to need a much stronger rod. Fishing for marlin, shark, large sea bass or giant halibut takes a strong rod – one that can take the weight of the fish, and that can also withstand the time it takes to land one. Many deep sea fishermen tend to find graphite to be the best material for a heavy duty deep sea fishing rod. Although graphite is not as flexible as fiberglass, it is extremely strong despite its relatively light weight, which means that it can stand up to the weight of a large fish such as a marlin or shark, and will not be so heavy that a fisherman gets tired too easily when fighting a fish for a long time. Although graphite is used to make all kinds of fishing rods, such as lake fishing rods or fly fishing rods, it is still a good material for a deep sea fishing rod – the rod simply needs to be longe...