A marine aquarium is an aquarium that keeps marine plants and creatures in a contained domain. Marine aquaria are additionally subdivided by specialists into angle just (FO), angle just with live shake (FOWLR), and reef aquaria. Fish just tanks regularly exhibit substantial or forceful marine fish species and for the most part depend on mechanical and compound filtration. FOWLR and reef tanks utilize live shake, a material made out of coral skeletons harboring useful nitrogen squander processing microorganisms, as a methods for more regular organic filtration.

Marine fishkeeping is not the same as its freshwater partner on account of the central contrasts in the constitution of saltwater and the subsequent contrasts in the adjustment of its tenants. A steady marine aquarium requires more hardware than freshwater frameworks, and by and large requires more stringent water quality checking. The occupants of a marine aquarium are regularly hard to obtain and are normally more costly than freshwater aquarium tenants. Be that as it may, the tenants of saltwater aquariums are generally substantially more astounding than freshwater aquarium angle.