
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.
Sargassum Triggerfish
Redcoat Squirrelfish
Rectangle Triggerfish
Zebra Dartfish
Yellowhead Jawfish
Overview Found in the western Atlantic Ocean, including the Caribbean Sea. Known for their bright yellow head and elongated body. They have a large mouth and are often seen hovering near their burrows. Yellowhead jawfish are peaceful and have a distinctive behavior of...
Carberry’s Anthias
Queen Triggerfish
Blue Throat Triggerfish
Halfmoon Triggerfish
Fathead Sunburst Anthias
Hawaiian Squirrelfish
Crown Squirrelfish
Blackbelly Triggerfish
Arabian Picasso Triggerfish
Picasso Triggerfish
Longnose Filefish
Goldspecs Jawfish
Overview Found in various marine environments worldwide. Known for their characteristic large mouths and burrowing behavior. They have elongated bodies and are often colorful. Jawfish are peaceful and have a distinctive behavior of building and inhabiting burrows....
Rosenblatt’s Jawfish
Firefish Goby
Overview Found in the Indo-Pacific region. Known for their striking appearance with elongated dorsal and caudal fin rays, and vibrant coloration, typically red, white, and yellow. They have a slender body and a peaceful demeanor. Magnificent dartfish are often seen...
Helfrich’s Firefish
Decorated Dartfish
Overview Found in the Indo-Pacific region. Known for their elegant appearance with elongated dorsal fin rays and vibrant coloration, often including shades of purple, red, and white. They have a slender body and a peaceful demeanor. Decorated dartfish are often seen...
Darkfin Soldierfish
Overview Found in the Indo-Pacific region. Known for their reddish coloration and deep body shape, typical of soldierfish. They have large eyes, adapted for nocturnal activity. Shadowfin soldierfish are often found in caves or under ledges. Feeding They are nocturnal...