The world’s your oyster, so they say... Let’s take a look at a range of types of saltwater aquarium fish, both common and ...

According to Rosenbloom, common fish like goldfish should be in 40 gallon tanks ... a net and a thermometer. If you plan on having tropical fish, experts say you’ll need a fish tank heater to maintain ...

This species, with its many varieties, is the most common betta fish found in aquariums and pet stores, but it has more than 70 relatives, including the endangered Betta miniopinna and Betta ...