Bear in mind that a saltwater aquarium is more expensive and difficult to set up and maintain than freshwater even if you chose one of the best fish tanks. Some of the fish, too, can fetch eye ...

Despite this, they are a docile, non-aggressive species ... Their staple is small fish, but they will eat crustaceans and squid as well. They occasionally hunt in groups, and have even been ...

A saltwater aquarium is an exotic and striking ... t put off all their enemies so they should only be kept with small, non-aggressive tank-mates. Also known as the yellow clown goby; the ...