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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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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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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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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Marbled Hatchetfish (Carnegiella strigata) have an enormous range that extends throughout Amazonian Bolivia, Brazil, Peru, Columbia, the Río Orinoco system in Venezuela, and some coastal drainages in Guyana and Suriname. Marbled Hatchetfish are exclusive to acidic blackwater environments characterized by thick, overhanging vegetation and substrates covered with fallen branches, tree roots, and various types of leaf litter.   […]

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The Blackwing Hatchetfish (Carnegiella marthae) is also known to tropical fish keeping enthusiasts as the Marthae Silver Hatchet. It is found locally in ‘ Caño de Quiribana, near Caicara, Venezuela and is thought to range throughout the upper Orinoco drainage in Venezuela and the rio Negro drainage in Amazonian Brazil with occasional specimens collected from the […]

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The Spotted Hatchetfish (Gasteropelecus maculatus) is found on the Pacific slopes of Panama, and in the Pacific and Atlantic drainages of Colombia, to the Maracaibo basin of Venezuela. The Spotted Hatchetfish (Gasteropelecus maculatus) is one of three known species of the genus Gasteropelecus.    The other two species which are also often kept in an […]

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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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Grass Shrimp (Palaemonetes paludosus) are are found in large numbers in fresh and estuarine waters along the Atlantic and Gulf coasts of the United States where they occur from Massachusetts to Texas. These small decapod shrimp are collectively known as “carideans.” Although there are many freshwater species, Grass Shrimp are commonly known to tropical fish […]

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The Common Hatchetfish (Gasteropelecus sternicla) is also known to tropical fish keeping enthusiasts as the River Hatchetfish and erroneously the Silver Hatchetfish. The Common Hatchetfish is found the southern tributaries and smaller streams of the Amazon in Brazil, Guyana, and Surinam. They prefer areas where there is an abundance of surface vegetation where they can […]

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Silver Hatchetfish (Gasteropelecus levis) are found only in open water of larger igarapés, streams, and floodplain lakes of the lower Amazon river basin and the lower sections of the rios Tocantins and Guamá in the state of Pará, Brazi. Because of their heavily keeled body shape, all Gasteropelecids are commonly referred to by tropical fish […]

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The Purple Spaghetti Eel (Moringua raitaborua) is an extremely rare member of the moringua family that is found in the Gangetic estuary (West Bengal) in India, Matla and Bidyadhari river, and probably Bangladesh, Indonesia, and the Philippines.   They are also known to tropical fish keeping enthusiasts as the Pink Paddletail Eel, Purple Spaghetti Eel, […]

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The Striped Lamprologus (Neolamprologus buescheri) is a Lake Tanganyikan cichlid that inhabits areas of shoreline with rocky substrates from Tembwe II on the western coast, all around the southern part of the lake, up to Samazi on the eastern side.   Several geographical morphs are available from other areas of the lake, including “gombi”, “kachese”, […]

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The Silver Tiger Fish (Datnioides polota) is a brackish water species that is widely distributed throughout India, Myanmar, Bangladesh, Thailand, Cambodia, Vietnam, Singapore, Malaysia, Indonesia and New Guinea.   It is also known to tropical fish keeping enthusiasts as the Silver Datnoid, Silver Dat, American Tigerfish, and Four Barred Datnoid. Although Silver Tiger Fish are occasionally […]

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The Mekong Tiger Perch (Datnioides undecimradiatus) is another species of freshwater tripletails that are also known to tropical fish keeping enthusiasts as the North Thailand Tigerfish, Thinbar datnoid, Siamese tigerfish, Gold datnoid, and Tiger datnoid. The Mekong Tiger Perch is found in the large tributaries and main waterways of the Mekong River Basins of Thailand, […]

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The Siamese Tiger Fish (Datnioides pulcher) is also referred to as Siamese Tiger Perch, Widebar Tigerfish, Widebar Datnoid, Gold Datnoid and Wide Bar Dat/Tigerfish by tropical fish keeping enthusiasts. Siamese Tiger Fish come from the Mekong and Chao Phraya basins of SouthEast Asia and are one of only three true freshwater species of Datnioides. Siamese […]

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The False Siamese Tiger Fish (Datnioides microlepis) is also known to tropical fish keeping enthusiasts as the Indonesian Tigerfish, Indonesian Tiger Perch, Fine Scaled Tigerfish, Siamese Tiger Fish, Indo Datnoidand, and Sumatran Tigerfish.   It is a beautiful freshwater species that is found in SouthEast Asia, Borneo, and Sumatra. The False Siamese Tiger Fish is one […]

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New Guinea Tigerfish (Datnioides Campbelli) are also known as Campbell’s Tigerfish, Freshwater Tripletail or just Tigerfish by tropical fish keeping enthusiasts and are one of just five species of Siamese Tigerfish (Indo-Pacific Tigerperches). New Guinea Tigerfish are found in the brackish water river mouths, the river waters that are beyond the influence of tidal changes, and […]

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Schultz’s Cory (Corydoras haraldschultzi) are found in the river tributaries of the upper Rio Guaporé in the State of Mato Grosso in Central Brazil and in Bolivia, South America. It is often confused with Corydoras araguaiensis, which lacks the orange coloration in the fins, Corydoras spectabilis, Corydoras isbrueckeri, and Sterba’s Cory Cat (Corydoras sterbai). Schultz’s […]

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Sterba’s Cory Cat (Corydoras sterbai) is also known to tropical fish keeping enthusiasts as Sterba’s Cory, Sterbai Cory, or Sterba’s Corydoras and is found in the small tributaries, pools, creeks and flooded forest areas of the upper Rio Guapore in Bolivia and Brazil, South America. Sterba’s Cory Cat (Corydoras sterbai) is one of the two […]

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