| Why do people want to keep saltwater aquariums | | | | requirements and will for instance need supreme |
| in the first place? Well, the answer to these | | | | water quality, intricate current patterns and |
| questions will naturally differ from aquarist to | | | | extremely strong lights. When you arrange your |
| aquarist. Some aquarists are intrigued by the | | | | saltwater aquarium, it is very important to you |
| challenged. They started out with easy | | | | only select equipment and decorations suitable for |
| freshwater species, advanced to breeding | | | | saltwater use. As mentioned earlier in this article, |
| freshwater species that hardly anyone can even | | | | the chemistry in a saltwater aquarium differs |
| keep alive in aquariums, and now they are looking | | | | from that found in a freshwater aquarium. |
| for yet another challenge to face. | | | | An item that would be safe to use in a |
| Most aquarists are however keeping saltwater | | | | freshwater aquarium can therefore be unsuitable |
| aquariums simply because they are fascinated by | | | | for a marine aquarium. You must also keep in |
| marine life forms. By keeping a saltwater | | | | mind that marine species tend to be extremely |
| aquarium, you will be able to select from a much | | | | sensitive to pollution and changes in water |
| wider range of species than before. Some of the | | | | chemistry. A piece of aquarium decoration that |
| most colourful fish species in the world are for | | | | excretes a tiny amount of a dangerous |
| instance marine species that must be kept in | | | | compound can be enough to kill many marine life |
| saltwater. Marine Angelfish, Damselfish and | | | | forms. |
| Clownfish are three examples of popular | | | | Most saltwater aquarists rely on a combination of |
| saltwater species that you will find in many marine | | | | biological, chemical and mechanical filtration to keep |
| aquariums. | | | | the water quality up in the aquarium. By using |
| In addition to fish, you can for instance keep | | | | quite a large aquarium, you will also make it easier |
| corals, anemones, marine crustaceans and weird | | | | to maintain a stable environment with low levels |
| and wonderful animals like jellyfish and octopuses. | | | | of soluble waste. |
| There are three main types of saltwater | | | | A saltwater aquarium smaller than 55 gallons (200 |
| aquariums: FO, FWLR and Reef aquariums. The | | | | litres) is considered quite difficult to keep. You can |
| abbreviation FO stands for Fish Only while FWLR | | | | decrease the biolode by never over-feeding your |
| means Fish With Live Rock. Some aquarists will | | | | aquarium inhabitants. Any uneaten food must |
| also keep more rare species in their aquariums, | | | | naturally be removed from the water as soon as |
| such as jellyfish, squids and octopus. The reef | | | | possible, and the same thing is true for dead |
| aquarium is generally considered to be the most | | | | organisms. |
| complicated of the three main forms of aquarium. | | | | It is also common for saltwater aquarists to |
| In a reef aquarium, the fish is not the centre of | | | | introduce scavenging organisms to the aquarium |
| attention. | | | | since these animals will consume scraps of food |
| Focus is instead placed on various forms of | | | | before it starts to decay and pollute the water. |
| delicate corals. Corals have very particular | | | | |