Some freshwater aquariums have algae growth on the glass. The warmer the water is inside and the more the aquarium is exposed to natural sunlight, the more algae growth you will have. This can be cleaned off by using a scratch pad. Try to use the least abrasive pad you can to avoid scratching the class. Some treatments allow the tap water to be ready in as little as an hour, while others need to sit overnight before being added to the tank. Clean the sides of the tank with a scrubber to remove any built up algae. Be careful not to disturb or scare the fish. Move rocks and decorations to loosen any debris. It is important to make sure that these species are not on the endangered species list before removing them from their home. It is equally important to do research in order to verify that you are able to properly feed them and care for their very specific needs. Sea Anemones, prawns, shrimp, and starfishes are a few varieties that have been successfully maintained in an aquarium. Have you ever heard the saying that a happy baby is a healthy baby? Well, the same is true for fish. Fish should be made to feel as comfortable as possible in their new home. You should try to recreate their natural habitat. Research to find out what type of specific corals, sponges and plants the fish have in their open water environment. Most people think that removing this bacteria is a good thing, but it's the exact opposite for a saltwater tank. This bacteria is actually essential to maintain a healthy and balanced aquarium. If you are just starting out with a new saltwater tank, you will need to let the tank sit for 30 days before adding anything to it. Diseases can also spread more rapidly and are more difficult to prevent and cure in aquariums containing both invertebrates and fish species. The next type of saltwater aquarium is the coral reef aquarium. Reef aquariums can be tricky to maintain and must be thoroughly researched before attempted. The last category of saltwater aquariums is the specialty aquarium.