
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
Ward’s Sleeper Goby
The Golden Head Sleeper Goby
Twin-Spot Goby
Barhead Spinefoot
Red Lionfish
Russell’s Lionfish
Antennata Lionfish
Shortnose Unicornfish
Fourline Wrasse
Purple Tilefish
Marcos’ Wrasse
Zigzag Wrasse
Tail-spot wrasse
Sixline Soapfish
Sharknose Goby
Yellow Clown Goby
Zebra Lionfish
Dwarf Lionfish
Fu Manchu Lionfish
Yellow Watchman Goby
Yellowtail Coris Wrasse
Clown Wrasse
Solar Fairy Wrasse
Redfin Fairy Wrasse
Spanish Hogfish
Spotfin Hogfish
Striated Frogfish
Warty Frogfish
Scarlet Frogfish
Spotted Wrasse
Rainford’s Goby or Court Jester Goby
Wheeler’s Shrimp Goby
Steinitz’s Shrimp Goby
Randall’s Shrimp Goby
Wide-Banded Shrimp Goby
Sohal Tang
Whitecheek Tang
Purple Tang
Brown Tang
Indian Ocean Sailfin Tang
Peacock Wrasse
Diamond Goby
Moon Wrasse
Sixbar Wrasse
Blackray Shrimp Goby
Belted Wrasse
Foxface Rabbitfish
One Spot Foxface Rabbitfish
Magnificent Rabbitfish
Orange-Spotted Spinefoot
Coral Rabbitfish
Radiata Lionfish
Mombasa Lionfish
Blue Tang
Peacock Wrasse
Allen’s Wrasse
Cleaner Wrasse
Bicolor Cleaner Wrasse
Decorated Goby
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...