Sargocentron is a genus of squirrelfish containing approximately 35 species. They are found in tropical parts of the Indian

Indian Ocean

The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface. It is bounded on the north by the Indian Subcontinent and Arabian Peninsula ; on the west by eastern Africa; on the east by Indochina, the Sunda Islands, and...

, Pacific

Pacific Ocean

The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...

 and Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

s, with the greatest species diversity

Species diversity

Species diversity is an index that incorporates the number of species in an area and also their relative abundance. It is a more comprehensive value than species richness....

 near reef

Reef

In nautical terminology, a reef is a rock, sandbar, or other feature lying beneath the surface of the water ....

s in the Indo-Pacific

Indo-Pacific

The Indo-Pacific is a biogeographic region of the Earth's seas, comprising the tropical waters of the Indian Ocean, the western and central Pacific Ocean, and the seas connecting the two in the general area of Indonesia...

. Being largely or entirely nocturnal, they have relatively large eyes. Red and silvery colours dominate. The preopercle spines (near the gill

Gill

A gill is a respiratory organ found in many aquatic organisms that extracts dissolved oxygen from water, afterward excreting carbon dioxide. The gills of some species such as hermit crabs have adapted to allow respiration on land provided they are kept moist...

-opening) are venomous, and can give painful wounds. Most have a maximum length of 15-25 cm (6-10 in), but S. iota barely reaches 8 cm (3 in), and S. spiniferum can reach approximately 50 cm (20 in).

Species

• Sargocentron bullisi (Woods, 1955) Deepwater squirrelfish
• Sargocentron caudimaculatum (Rüppell, 1838) Silverspot squirrelfish
• Sargocentron cornutum (Bleeker, 1853) Threespot squirrelfish
• Sargocentron coruscum (Poey, 1860) Reef squirrelfish
• Sargocentron diadema
  Sargocentron diadema
  Sargocentron diadema, also known as the crowned squirrelfish, is a member of the family Holocentridae of the order Beryciformes. Squirrelfish in general are large, active, nocturnal fish which are usually red in color....
  
  (Lacepède, 1802) Crown squirrelfish
• Sargocentron dorsomaculatum (Shimizu & Yamakawa, 1979) Spotfin squirrelfish
• Sargocentron ensifer (Jordan & Evermann, 1903) Yellow-striped squirrelfish
• Sargocentron furcatum (Günther, 1859)
• Sargocentron hastatum (Cuvier, 1829) Red squirrelfish
• Sargocentron hormion Randall, 1998
• Sargocentron inaequalis Randall & Heemstra, 1985 Lattice squirrelfish
• Sargocentron iota Randall, 1998 Dwarf squirrelfish
• Sargocentron ittodai (Jordan & Fowler, 1902) Samurai squirrelfish
• Sargocentron kuchifuki (Jordan & Fowler, 1902) Napkin squirrelfish
• Sargocentron lepros (Allen & Cross, 1983) Spiny squirrelfish
• Sargocentron macrosquamis Golani, 1984 Bigscale squirrelfish
• Sargocentron marisrubri Randall, Golani & Diamant, 1989

• Sargocentron megalops Randall, 1998
• Sargocentron melanospilos (Bleeker, 1858) Blackblotch squirrelfish
• Sargocentron microstoma (Günther, 1859) Smallmouth squirrelfish
• Sargocentron poco (Woods, 1965) Saddle squirrelfish
• Sargocentron praslin (Lacepède, 1802) Dark-striped squirrelfish
• Sargocentron punctatissimum (Cuvier, 1829) Speckled squirrelfish
• Sargocentron rubrum (Forsskål, 1775) Redcoat
• Sargocentron seychellense (Smith & Smith, 1963) Yellow-tipped squirrelfish
• Sargocentron shimizui Randall, 1998
• Sargocentron spiniferum (Forsskål, 1775) Sabre squirrelfish
• Sargocentron spinosissimum (Temminck & Schlegel, 1843)
• Sargocentron suborbitalis (Gill, 1863) Tinsel squirrelfish
• Sargocentron tiere
  Sargocentron tiere
  Sargocentron tiere or the blue-lined squirrelfish is one species of Squirrelfish from the Indo-Pacific. It occasionally makes its way into the aquarium trade. It grows to a size of 33cm in length.-Distribution:...
  
  (Cuvier, 1829) Blue lined squirrelfish
• Sargocentron tiereoides (Bleeker, 1853) Pink squirrelfish
• Sargocentron vexillarium (Poey, 1860) Dusky squirrelfish
• Sargocentron violaceum (Bleeker, 1853) Violet squirrelfish
• Sargocentron wilhelmi (de Buen, 1963)
• Sargocentron xantherythrum
  Sargocentron xantherythrum
  Sargocentron xantherythrum is a member of the Squirrelfish family that is endemic to the Hawaiian islands. It occasionally makes its way into the aquarium trade. It grows to a length of ....
  
  (Jordan & Evermann, 1903) Hawaiian squirrelfish