
Popular Saltwater Fish Species for your Aquarium
Here are some of the most popular saltwater fish species that are commonly kept in aquariums, each with unique characteristics and care requirements.
A common rule of thumb for how many marine fish you can keep in an aquarium is to allow 1 inch of fish per gallon of water; however, this can vary depending on the specific fish species and their size, with reef tanks generally requiring even more space per fish due to their larger waste output and need for swimming room.
Sailfin Tang
Yellow Tang
Redcoat Squirrelfish
Regal Angelfish
Azure Damselfish
Shortnose Unicornfish
Rock Beauty
Queen Angelfish
Watanabe’s Angelfish
Barred Soapfish
Three-Spot Damselfish
Reticulated Damselfish
Fiji Blue Devil Damselfish
Talbot’s Damselfish
Yellowtail Blue Damselfish
Vermiculated Angelfish
Scribbled Angelfish
Whitetail Pygmy Angelfish
Rusty Angelfish
Striated Frogfish
Warty Frogfish
Scarlet Frogfish
Sohal Tang
Whitecheek Tang
Sergeant Major
Purple Tang
Brown Tang
Indian Ocean Sailfin Tang
Hawaiian Squirrelfish
Crown Squirrelfish
Multi-barred Angelfish
Blue Tang
Barred Hamlet
Native to the Western Pacific Ocean. Known for the elongated filaments on the dorsal fin of males, used in their flashing displays. Small and slender-bodied, with vibrant coloration that intensifies during courtship. Peaceful and active, preferring reef environments...