Tropical fish includes fish around the world living in tropical environments including salt water and fresh water species. They are popular fish in aquariums because of their bright colors. Tropical also refers to tropical climate wherein the climate is warm or moist all throughout the year integrated by abundant vegetation.

Aquarium is an enclosed clear-sided container made of high strength plastic or constructed glass for keeping or raising animals and plants for research and observation. The ecosystem of the species is copied on smaller scale controlling environmental factors.

Tropical fish being put in the aquarium should be properly taken care of by regular monitoring of the fish and aquarium conditions by checking the waters for bacteria, parasite or fungi occurrences. There are ways on how to determine if the tropical fish are sick.

- Fish scales inspection. Examine for any discoloration, growths or wounds. Scales that is missing is a fighting indication.

- Observation of the fish respiratory rates. Slower or faster rate than normal is a sign of problem.

- Fish eyes clarity checking. Blood or cloudiness should not be present.

- Observation of the fish abnormal behavior such as unusual swimming pattern or sluggishness.

- Veterinarian consultation for any fish abnormalities being observed.

Aquarium serves as the new habitat of your tropical fish so it should be maintained regularly. The procedures are easy protecting the fish and plants lives.

- Regular checking of the tank to ensure that dying or dead fish is not present.

- Observation of all the fish individually for behavioral patterns familiarization so that it is easier to determine a sick fish in the future.

- Feed your fish with one-day intervals using diet variations.

- Replace the evaporated water on the tank with dechlorinated water. - Once a week, removed 5 to 10 percent of the tank water replacing it fresh dechlorinated water. Unwanted chemicals in the tank are diluted helping the tanks internal environment similar to tap water.

- Algae scraping from the walls of the tank done once a week.

- Filter pads checking every two weeks cleaning or replacing them if necessary.

- Water testing done every two weeks. Water change is done after one day.

- Ammonia, nitrate, pH levels or nitrite checking done every two weeks.

- Drain off the debris from the gravel done once a month.

Always keep track the chemical contents of your aquarium and schedule maintenance.