
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
Zebra Dartfish
Azure Damselfish
Shortnose Unicornfish
Smith’s Fangblenny
Goldspot Blenny
Red Sea Mimic Blenny
Barred Soapfish
Three-Spot Damselfish
Reticulated Damselfish
Fiji Blue Devil Damselfish
Talbot’s Damselfish
Yellowtail Blue Damselfish
Sohal Tang
Whitecheek Tang
Sergeant Major
Purple Tang
Brown Tang
Indian Ocean Sailfin Tang
Chalk Bass
Lawnmower Blenny
Blue Tang
Rosenblatt’s Jawfish
Helfrich’s Firefish
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...