Archive | Tetras

Red Tail Hemiodus Tetra (Hemiodus gracilis)

Red Tail Hemiodus Tetra (Hemiodus gracilis)

The Red Tail Hemiodus Tetra (Hemiodus gracilis) is also referred to as the Slender Hemiodus, or Red Hemiodus Tetra by tropical fish keeping enthusiasts, and is found in the floodplains, rivers, and lakes of Venezuela, Guyana, and Brazil, South America. Red Tail Hemiodus Tetras are a peaceful, skittish, shoaling species that are found in large […]

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Poecilocharax bovalii

Poecilocharax bovalii Tetra

Poecilocharax bovalii are found only in the Potaro River in Guyana up to Kaieteur Falls. They are exceptionally rare to tropical fish keeping enthusiasts and are difficult to maintain when available. Poecilocharax bovalii are a shy, fast moving, bottom dwelling species that inhabit slow moving blackwater forest ponds where they feed on a variety of […]

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Purple Emperor Tetra (Inpaichthys kerri) School

Purple Emperor Tetra (Inpaichthys kerri)

The Purple Emperor Tetra (Inpaichthys kerri) is found in sluggish tributaries off the main river channels of the Rio Aripuanã and upper Rio Madeira basins, in Brazil and are known to tropical fish keeping enthusiasts as the Blue Emperor Tetra, Inpaichthys Tetra, Regal Emperor Tetra, or Royal Emperor Tetra. They are a peaceful shoaling species […]

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Weitzman Tetra (Poecilocharax weitzmani)

Weitzman Tetra (Poecilocharax weitzmani)

The Weitzman Tetra (Poecilocharax weitzmani) is widely distributed throughout several river drainages in Brazil, Colombia, Venezuela, and Peru, and is also known to tropical fish keeping enthusiasts as the Black Darter Tetra or Black morpho tetra.     Wild specimens collected from Colombia and Brazil are much more intensely colored, and specimens collected from Peru may […]

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Green Fire Tetra (Aphyocharax rathbuni)

Green Fire Tetra (Aphyocharax rathbuni)

The Green Fire Tetra (Aphyocharax rathbuni) is found in the clear waters of the Paraguay river basin in South America, and  is known to tropical fish keeping enthusiasts as the Redflank Bloodfin or Rathbun’s Bloodfin tetra.   In addition to being found in the Paraguay river basin, it is also endemic to the Paraná and […]

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Bucktoothed Tetra (Exodon paradoxus) Shoal

Bucktoothed Tetra (Exodon paradoxus)

The Bucktoothed Tetra (Exodon paradoxus) is found in the Rio Branco, Guyana and throughout the Brazilian Amazon. They are usually found over sandy bottoms in slower moving waters that flow through the savanna like grasslands. Although the Bucktoothed Tetra gets its name from their uniquely designed mouth that allow it to rip the scales from […]

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Rainbow Tetra (Nematobrycon lacortei)

Rainbow Tetra (Nematobrycon lacortei)

The Rainbow Tetra (Nematobrycon lacortei) is peaceful shoaling species that is found in sluggish tributaries, small quiet rivers (Río Calima) and streams of the Rio San Juan basin in western Colombia, S.A. The Rainbow Tetra (Nematobrycon lacortei) is rarer and the more colorful of the two species of Emperor Tetras that are found in Colombia. […]

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Candy Cane Tetra (Hyphessobrycon bentosi)

Candy Cane Tetra (Hyphessobrycon bentosi)

The Candy Cane Tetra (Hyphessobrycon bentosi) is also known as the HY511, Ornate Tetra, White Tip Tetra, False Rosy Tetra, Bentos Tetra, and White Fin Ornate Tetra. Hyphessobrycon bentosi is native to the Amazon basin in Peru and are found in the densely vegetated, shaded, slow moving creeks that branch off from the Amazon River. […]

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Lemon Tetra (Hyphessobrycon pulchripinnis)

Lemon Tetra (Hyphessobrycon pulchripinnis)

The Lemon Tetra (Hyphessobrycon pulchripinnis) is an Amazon River species that was first collected from the Rio Tapajos Basin, near Santarém, Brazil.   It is found in both the Rio Tapajos and stretches of the Amazon River where they join together at Santarem. Lemon Tetras are one of the deeper bodied tetras that have a “diamond” […]

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Colombian Tetra (Hyphessobrycon columbianus) School

Colombian Tetra (Hyphessobrycon columbianus)

The Colombian Tetra (Hyphessobrycon columbianus) also known to tropical fish keeping enthusiasts as the Blue Flame Tetra, Blue Red Tetra, and Colombian Red Fin Tetra is found only in the Río Acandí in Chocó Department, northern Colombia, close to the Panama border. Originally misidentified as Hyphessobrycon ecuadorensis, the Colombian Tetra has a deep body that […]

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Cochu's Blue Tetra (Boehlkea fredcochui)

Cochu’s Blue Tetra (Boehlkea fredcochui) aka Blue King Tetra

Cochu’s Blue Tetra (Boehlkea fredcochui) is also known to tropical fish keeping enthusiasts as the Blue King Tetra, and erroneously as the Blue Tetra. This species, Boehlkea fredcochuik, has been absent from the aquarium trade for many years, with most tropical fish keeping shops mistakenly selling the Blue Tetra (Knodus borki), as Cochu’s Blue Tetra […]

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African Red-eyed Tetra (Arnoldichthys spilopterus)

African Red-eyed Tetra (Arnoldichthys spilopterus)

African Red-eyed Tetras (Arnoldichthys spilopterus) are found in the streams and rivers of the Ogun and lower Niger river delta systems in Nigeria, and are known to tropical fish keeping enthusiasts as the Large Scaled African Characin, Red Eyed Characin, or Niger Tetra. The African Red-eyed Tetra is most distinguished by their huge scales. The […]

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X-Ray Pristella Tetra (Pristella maxillaris) Shoal

X-Ray Pristella Tetra (Pristella maxillaris)

The X-Ray Pristella Tetra (Pristella maxillaris) is also known by tropical fish keeping enthusiasts as the golden pristella tetra, X-ray tetra, pristella tetra and goldfinch tetra.  They acquired their name because of their highly transparent body which gives the appearance of an x-ray. X-Ray Pristella Tetras are found in in large shoals in the Amazon and […]

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Glowlight Tetra (Hemigrammus erythrozonus)

Glowlight Tetra (Hemigrammus erythrozonus)

The Glowlight Tetra (Hemigrammus erythrozonus) is a peaceful shoaling species that comes from the clear water streams and the Essequibo River in Guyana, South America. Glowlight Tetras have a clear body with a bright iridescent neon red to orange stripe that extends from the snout of the fish to the base of its tail. The […]

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True Penguin Tetra (Thayeria obliqua).

Penguin Tetra (Thayeria obliqua)

The true Penguin Tetra (Thayeria obliqua) like it’s close relative Thayeria boehlkei, is found in the central sections of the Amazon and Rio Tocantins basins as well as the Rio Guapore, in Brazil.    It inhabits the marginally vegetated black water jungle streams and tributaries and prefers the shady conditions encountered in these areas. Although […]

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False Penguin Tetra (Thayeria boehlkei) School

False Penguin Tetra (Thayeria boehlkei)

The Falsle Penguin Tetra (Thayeria boehlkei) is found in jungle streams and tributaries in the central sections of the Amazon and Rio Tocantins basins, and the Rio Guaporé, in Brazil.  They are the most popular of only three species in the genus Thayeria that are all sold as “Penguin Fish“. Thayeria obliqua was the original […]

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Gold Tetra (Hemigrammus rodwayi)

Gold Tetra (Hemigrammus rodwayi)

The Gold Tetra (Hemigrammus rodwayi) is native to the slow moving rivers, tributaries and floodplain lakes of Guyana, Suriname, French Guiana, Peru and Brazil. It is sometimes found in mildly brackish water where it is abundant in the coastal floodplains. Wild caught Gold Tetras collected from several areas in nature are a dazzling metallic gold […]

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Rosy Red Tetra  (Hyphessobrycon rosaceus)

Rosy Red Tetra (Hyphessobrycon rosaceus)

The Rosy Red Tetra (Hyphessobrycon rosaceus) is a peaceful South American tetra that is often confused with Hyphessobrycon bentosi. It is found in the sluggish forest streams of Guyana and Suriname and is also called the Rosy Fin Tetra, White Finned Rosy Tetra, or Rosey Tetra by tropical fish keeping enthusiasts. Rosy Red Tetras are […]

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Black Phantom Tetra (Hyphessobrycon megalopterus)

Black Phantom Tetra (Hyphessobrycon megalopterus)

The Black Phantom Tetra (Hyphessobrycon megalopterus) is found in the Paraguay, Guaporé, and Mamore river basins in Brazil and Bolivia.   In the aquarium trade, it is one of the more popular tetras sold to tropical fish keeping enthusiasts and is sometimes confused with the Black Tetra (Gymnocorymbus ternetzi). The Black Phantom Tetra has a […]

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Black Tetra (Gymnocorymbus ternetzi)

Black Tetra (Gymnocorymbus ternetzi)

The Black Tetra (Gymnocorymbus ternetzi) is also known by tropical fish keeping enthusiasts as the Black Skirt Tetra, Petticoat Tetra, High-fin Black  Skirt Tetra, and Black Widow Tetra. The Black Tetra is a peaceful, shoaling tetra that is found in the Paraguay and Guaporé River basins of southern Brazil, Argentina, and Bolivia.  It is sometimes […]

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