Saltwater Fish Species
Browse our saltwater fish species profiles, each with care requirements, tank size, diet and reef compatibility.
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.
Scissortail Dartfish
Overview Native to the Indo-Pacific, commonly inhabiting reef slopes, lagoons, and sandy rubble areas. Recognizable by its slender body, pale bluish-grey coloration, and distinct black fins. Peaceful and shy nature, often observed hovering in open water above reefs or...
Singular Bannerfish
Red Sea bannerfish
Schooling Bannerfish
Overview Native to the Indo-Pacific, commonly found in reef slopes, lagoons, and outer reef environments. Closely resembles the Moorish idol but is distinguishable by its deeper body shape and more rounded snout. Often seen in large schools, forming synchronized...
Pyramid Butterflyfish
Overview Native to the Indo-Pacific region, ranging from the Red Sea to Hawaii and the central Pacific. Named for the distinctive white triangular "pyramid" shape on its body, contrasting with a yellow dorsal area. A peaceful and social species, often found in large...
Yellow Longnose Butterflyfish
Pearlscale Butterflyfish
Vagabond Butterflyfish
Teardrop Butterflyfish
Tinker’s Butterflyfish
Mirror Butterflyfish
Rainford’s Butterflyfish
Spotband Butterflyfish
Raccoon Butterflyfish
Saddleback Butterflyfish
Threadfin Butterflyfish
Blue Gudgeon
Overview Native to the Indo-Pacific region, frequently found over sand and rubble substrates near reefs. Distinctive slender body with a pale blue-green coloration and iridescent blue highlights along its sides. Known for peaceful and timid behavior, typically...
Gulf Toadfish
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. Also called the fire goby or...
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...
Horned Bannerfish
Pennant Bannerfish
Overview Native to the Indo-Pacific, including the Red Sea, Indian Ocean, and Pacific reefs. Easily identified by its black-and-white striped pattern with a golden-yellow snout. Often mistaken for the Moorish idol due to its elongated dorsal fin resembling a pennant....
















































