From the category archives:

Tetras

Hyphessobrycon hexastichos

Family: Characidae Distribution: The upper Tapajós river system and surroundings are the home of Hyphessobrycon hexastichos. They are found in the Mutum and Juruena Rivers, both tributaries off the Tapajós, Brazil. PH: 5.5 – 7.5 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 1 – 12 dH Description: Instead of the common [...]

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Hyphessobrycon auca

Family: Characidae Distribution: Hyphessobrycon auca was discovered in 2004 in two ponds on a farm in San Juán Poriahú, Aregentina.  The San Juán Poriahú is located in the northwest of the Esteros del Iberá wetlands. PH: 6 – 7.5 pH Temperature: 23 – 28°C (73 – 82°F) Hardness: 2 – 15 dH Description: Hyphessobrycon auca [...]

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Hyphessobrycon boulengeri

Family: Characidae Distribution: Hyphessobrycon boulengeri is endemic to the Grande do Sul River, Brazil.  They prefer drainages off coastal rivers. PH: 6.0 – 7.5 pH Temperature: 22 – 28°C (72 – 82°F) Hardness: 2 – 15 dH Description: This fish is rare in the hobby therefore the only hard data available on Hyphessobrycon boulengeri is [...]

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Brycinus longipinnus (Longfin Tetra)

Family: Alestidae Distribution: Brycinus longipinnus, commonly known as the Longfin Tetra, is a species distributed in big rivers – in the upper and lower reaches – and in estuarine zones; it is the only Brycinus species to reside in small streams and rivers.  It is found in Africa’s Atlantic border, from Gambia to the Democratic [...]

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Hemigrammus aereus

Family: Characidae Distribution: Hemigrammus aereus is endemic to small creeks, streams and brooks of Guyana, South America. PH: 6.3 – 7.1 pH Temperature: 23 – 26 °C (73 – 79°F) Hardness: 3 – 14 dH Description: This peaceful fish will grow to a maximum length of 2-3.5cm in captivity.  The males of this species tend to [...]

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Poecilocharax weitzmani (Black Morpho Tetra)

Family: Crenuchidae Distribution: Poecilocharax weitzmani, known also as Black Morpho Tetra, is a benthopelagic, Central American species distributed in the upper Negro, upper Solimoes, and the upper Orincoco River basins.   PH: 5 – 6.5 Temperature: 24°C – 28°C (75 – 82F) Hardness: 3 – 6 dH Description: Poecilocharax weitzmani can reach up to 4 [...]

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Hemigrammus neptunus

Family: Characidae Distribution: The Amazon River basin in Brazil, South America is the location of Hemigrammus neptunus.  They prefer black-water rivers but can be found elsewhere. PH: 6.0 – 7.5 pH Temperature: 22 – 28°C (72 – 82°F) Hardness: 2-15 gdH Description: Hemigrammus neptunus will reach a length a little over 3cm in captivity.  They [...]

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Hemigrammus boesemani

Family: Characidae Distribution: There is some dispute over the natural habitat of Hemigrammus boesemani: whilst it is recorded in South American countries Suriname, French Guiana and Peru, the distribution pattern hints that it is either mis-recorded in at least one country, or it has a wider range that has yet to be recorded.  Whatever the [...]

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Hemigrammus cylindricus

Family: Characidae Distribution: The Essequibo River in Guyana, South America is the place of origin for Hemigrammus cylindricus. PH: The preferred pH is unknown due to the rarity of Hemigrammus cylindricus is captivity.  The Hemigrammus species generally varies between 5.5 and 7.5. Temperature: 22 – 28°C (72 – 82°F) Hardness: 8 gdH Description: There is [...]

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Hyphessobrycon latus

Family: Characidae Distribution: There is little known about the specific habitat of Hyphessobrycon latus aside from the fact it can be found in Fortaleza, Ceará, Brazil. PH: 6.0 – 7.5 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 2 – 15 dH Description: Hyphessobrycon latus is a medium-sized Tetra, reaching 5cm in [...]

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Hemigrammus cupreus

Family: Characidae Distribution: Hemigrammus cupreus is endemic to the basin of Rio Solimões.  This river is a section of the Amazon, starting at the border of Peru and flowing through to the Rio Negro in Brazil.  At the point of meeting, the water is cloudy and torbid, full of organic sediment.  The waters then surge [...]

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Thayeria obliqua (Penguinfish)

Family: Characidae Distribution: Thayeria obliqua, sometimes called the Penguinfish, is a pelagic freshwater species found in the middle Tocantins, Guapore and middle Amazon basins, in South America.  It is mostly distributed in grassy brooks and creeks, particularly those with plenty of algae and vegetation. PH: 6.0 – 7.5 Temperature: 20°C – 28C (68 – 82F) [...]

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Hemigrammus elegans

Family: Characidae Distribution: Hemigrammus elegans is found in multiple South American countries; specifically, Venezuela, Brazil, and Peru.  It prefers slow moving streams with a bottom of mud and leaf litter.  The Amazon and Tapajós River basins, Apure and Aguaro River basins, and Madre de Dios are bodies of water that Hemigrammus elegans prefers.  Deeper waters [...]

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Hemigrammus micropterus

Family: Characidae Distribution: The Orinoco River basin, South America, is the home of Hemigrammus micropterus. PH: 6.0 – 7.5 pH Temperature: 22 – 28°C (72 – 82°F) Hardness: 2-15 gdH Description: A maximum length of 4cm is all Hemigrammus micropterus will reach in captivity.  The Hemigrammus species is normally sociable, peaceful and will be an [...]

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Hyphessobrycon copelandi

Family: Characidae Distribution: The South American basins of the upper Solimões, Approuague and Mana Rivers.  It prefers bodies of water with slow currents, as well as small creeks with a sandy substrate and clear water.  It can be found in the section of rivers before waterfalls. PH: 4.5 – 5.5 pH Temperature: 24 – 28°C [...]

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Hyphessobrycon eques (Serpae Tetra)

Information will be coming soon Originally posted 2009-11-05 00:46:40. Republished by Blog Post Promoter

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Hemigrammus bellottii

Family: Characidae Distribution: Hemigrammus bellottii can be found in the rivers and tributaries of Solimoes, Negro and Maroni basins in Brazil and French Guiana, South America. PH: 6.0 – 7.0 pH Temperature: 23 – 27 °C (73 – 81 °F) Hardness: 2 – 10 dH Description: Keep Hemigrammus bellottii is shoals of at least 6, [...]

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Gymnocorymbus thayeri (False Black Tetra)

Information will be coming soon Originally posted 2009-11-07 01:14:48. Republished by Blog Post Promoter

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Hyphessobrycon heliacus (Kitty Tetra)

Family: Characidae Distribution: The Kitty Tetra can be located in the Xingu River system of Brazil.  Unlike most of their relatives, Hyphessobrycon heliacus prefers mud to a sandy substrate and dense vegetation. PH: 6.4 – 7.0 pH Temperature: 23 – 27 °C (73 – 81 °F) Hardness: 1 – 13 dH Description: With a soft [...]

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Hemigrammus tridens

Family: Characidae Distribution: The upper Tapajos River basin in Brazil, South America is the home of Hemigrammus skolioplatus. PH: 6.5 – 7.0 pH Temperature: 24 – 28°C (75 – 82°F) Hardness: 5 – 8 dH Description: Some of the smallest of the Hemigrammus species, the Hemigrammus tridens will hit a length of 2cm.  The Hemigrammus [...]

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Hemigrammus pulcher (Pretty Tetra)

Family: Characidae Distribution: The Pretty Tetra can be found near Iquitos, Brazil and some places in the Peruvian Amazon, South America.  It prefers shaded areas of creeks, brooks and river bends. PH: 5.0 – 6.0 pH Temperature: 22 – 28°C (73 – 81°F) Hardness: 5 – 12 dH Description: Like the rest of the Hemigrammus [...]

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Hyphessobrycon maculicauda

Family: Characidae Distribution: Hyphessobrycon maculicauda was discovered in central Brazil, South America; however the exact location is still unknown. PH: 6.0 – 7.5 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 2 – 15 dH Description: Hyphessobrycon maculicauda is a medium-sized Tetra, reaching a little over 4cm in captivity.  They are exceedingly [...]

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Aphyocharax paraguayensis (Dawn Tetra)

Aphyocharax paraguayensis (Dawn Tetra) Information will be coming soon Originally posted 2009-11-08 23:10:52. Republished by Blog Post Promoter

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Hyphessobrycon condotensis

Family: Characidae Distribution: Hyphessobrycon condotensis is found in Condoto and the San Juan River basins of South America. PH: 6 – 7.5 pH Temperature: 23 – 28°C (74 – 82°F) Hardness: 2 – 15 dH Description: Hyphessobrycon condotensis will reach around 4cm in the tank. They are rare in the hobby and therefore information regarding [...]

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Hyphessobrycon megalopterus (Black Phantom Tetra)

Information will be coming soon Originally posted 2009-11-05 02:57:14. Republished by Blog Post Promoter

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Moenkhausia pittieri (Diamond Tetra)

Information will be coming soon Originally posted 2009-11-05 01:02:56. Republished by Blog Post Promoter

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Hyphessobrycon metae (Purple Tetra)

Family: Characidae Distribution: The Orinoco River basin in Colombia and Venezuela, South America, is where the Purple Tetra was discovered; specifically the Meta River that streams into the Orinoco.  Thus, the species name was derived from its locality.  Hyphessobrycon metae prefers very slow moving bodies of water that have a high acidity and are stained [...]

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Hyphessobrycon minimus

Family: Characidae Distribution: Hyphessobrycon minimus makes the Mahaica River basin of South America its home. PH: 6.0 – 7.5 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 2 – 15 dH Description: Hyphessobrycon minimus is one of the smallest Tetras, only just reaching 2cm when fully mature. There is insufficient information regarding [...]

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Hyphessobrycon melasemeion

Family: Characidae Distribution: All that is known of the locality of Hyphessobrycon melasemeion is that they are somewhere in South America. PH: 6.0 – 7.5 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 2 – 15 dH Description: Growing up to 4cm, Hyphessobrycon melasemeion are medium-sized when compared to their family. They [...]

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Hyphessobrycon melanostichos

Family: Characidae Distribution: The Upper Tapajós River basin in Brazil (South America) houses an off-shoot of water called the Doze de Outubro River; this is where Hyphessobrycon melanostichos can be located.  It prefers clear, shallow waters with sandy substrates broken up with some vegetation and small rocks. PH: 6.0 – 7.5 pH Temperature: 22 – [...]

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Hyphessobrycon itaparicensis

Family: Characidae Distribution: The north and east coasts of Brazil are where Hyphessobrycon itaparicensis chooses in inhabit.  They appear to prefer shallow bodies of water that are clear. PH: 6.0 – 7.5 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 2 – 15 dH Description: Still on the smaller side of the [...]

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Hyphessobrycon heterorhabdus (Flag Tetra)

Family: Characidae Distribution: The Flag Tetra originates from the Tocantins River and surrounding tributaries and bodies of water in the region of the Lower Amazon.  They prefer smaller bodies of water, rather than deep ones; often found in forest areas and sand banks with tannin-stained water. PH: 5.5 – 7.5 pH Temperature: 22 – 28 [...]

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Hyphessobrycon griemi

Family: Characidae Distribution: Hyphessobrycon griemi can be found in coastal rivers stretching from São Paulo to Santa Catarina, Brazil. PH: 5.8 – 7.8 pH Temperature: 22 – 28 °C (72 – 82 °F) Hardness: 4 – 18 dH Description: Another schooler, keep your Hyphessobrycon griemi in groups of five or more.  They are peaceful and [...]

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Hyphessobrycon flammeus (Flame Tetra / Red Tetra)

Family: Characidae Distribution: The Flame Tetra comes from the Upper Amazon (Colombia and Peru) and Rio de Janeiro (Brazil), South America.  They prefer slow moving waters with dense vegetation.  The Hyphessobrycon lammeus that are sold in stores and at auctions are commercially-bred as it is illegal to export them from Brazil. PH: 5.8 – 7.8 [...]

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Hyphessobrycon erythrostigma (Bleeding Heart Tetra)

Family: Characidae Distribution: The Bleeding Heart Tetra inhabits the Amazon Basin in Brazil and Peru, South America. PH: 6.5 – 6.8 pH Temperature: 22 – 28°C (72 – 82°F) Hardness: up to 12 dH Description: Hyphessobrycon erythrostigma will grow to around 6.5cm in captivity and is a peaceful tank mate.  The males can display some [...]

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Hyphessobrycon cyanotaenia (Lapis Tetra)

Family: Characidae Distribution: The Lapis Tetra was discovered in Brazil in 2002. PH: 4.5 – 5.5 pH Temperature: 24 – 28°C (75 – 82°F) Hardness: 0 – 4 dH Description: Still a peaceful and active member of the Hyphessobrycon species, the Lapis Tetra is also somewhat territorial with the males fighting amongst themselves for their [...]

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Hyphessobrycon coelestinus

Family: Characidae Distribution: The upper Paraná River basin in South America is the home of Hyphessobrycon coelestinus. PH: 6.0 – 7.5 pH Temperature: 23 – 28°C (73 – 82°F) Hardness: 2 – 15 dH Description: Hyphessobrycon coelestinus can be expected to reach a length of 6cm within the tank.  As it is a rarity in [...]

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Hyphessobrycon amapaensis (Red Line Tetra)

Family: Characidae Distribution: Hyphessobrycon amapaensis is endemic to Amapa State, Brazil.  They choose to inhabit small savannah creeks, with gravel and sand substrate. PH: 6.8 pH Temperature: 24 – 27°C (75 – 81°F) Hardness: 1 – 10 dH Description: Red Line Tetras are peaceful in tanks and suitable for a community tank.  It will attain [...]

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Hyphessobrycon bentosi (Bentos Tetra)

Family: Characidae Distribution: The creeks that offshoot the Amazon River and the upper Parana River basin, South America. PH: 6.6 – 7.8 pH Temperature: 23 – 28°C (73 – 82°F) Hardness: 3 – 12 dH Description: Your Bentos Tetra (Also known as White Tip Tetra, Ornate Tetra and False Rosy Tetra) will thrive in a shoal [...]

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Hyphessobrycon balbus

Family: Characidae Distribution: Hyphessobrycon balbus is endemic to the upper Parana River basin in South America. PH: 5.5 – 6.0 pH Temperature: 22 – 23°C (73 – 74°F) Hardness: 5 – 8 dH Description: This fish can be expected to reach a length of 6cm within the tank.  As it is a rarity in the [...]

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Hyphessobrycon axelrodi (Calypso Tetra)

Family: Characidae Distribution: The Calypso Tetra is endemic to the Central South American regions of Trinidad and Brazil.  They prefer to inhabit bodies of water that are clear, slightly turbid, and occasionally along swamp edges. PH: 5.5 – 6.0 pH Temperature: 22 – 23°C (73 – 74°F) Hardness: 5 – 8 dH Description: Reaching a [...]

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Hyphessobrycon stramineus

Family: Characidae Distribution: Hyphessobrycon stramineus is a freshwater fish found in the tropical climate of the Amazon River basin in South America. They find their homes within the well-vegetated, shallow areas of the basin’s rivers and creeks. PH: 6-7.5pH Temperature: 23-28°C (73-82°F) Hardness: 2-15dH Description: Hyphessobrycon stramineus have a maximum length of 3.8cm. They occupy [...]

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Hemigrammus taphorni

Family: Characidae Distribution: The Caura River in Venezuela, South America, is where Hemigrammus taphorni was recently discovered (2007). PH: 6.0 – 7.5 pH Temperature: 22 – 28°C (72 – 82°F) Hardness: 2-15 gdH Description: Hemigrammus taphorni requires a combination of four characteristics to be differentiated from the rest of the Hemigrammus family: an elongated dorsal [...]

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Hemigrammus ulreyi (Ulrey’s Tetra / Broken-line Tetra)

Family: Characidae Distribution: Hemigrammus ulreyi are found in Brazil and Paraguay.  They prefer fast-moving rivers and tribulatories. PH: 6.5 – 7 pH Temperature: 23 – 27°C (74 – 80°F) Hardness: 5 – 8 gdH Description: Ulrey’s Tetra will grow to about 5 – 8cm.  They are, like the rest of the Hemigrammus family, very peaceful, [...]

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Hemigrammus vorderwinkleri (Platinum Tetra)

Family: Characidae Distribution: Hemigrammus vorderwinkleri is endemic to the Negro River, Brazil, South America.  It prefers black water bodies of water. PH: 5.5 – 7.0 pH Temperature: 23 – 27°C (74 – 80°F) Hardness: 1 – 12 gdH Description: The Platinum Tetra will grow up to 4cm and prefers to live in a shoal (at [...]

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Hemigrammus silimoni

Family: Characidae Distribution: The Juruena River (off the Tapajós River) in Brazil, South America, is where Hemigrammus silimoni was discovered.  The river is wide and flat, with perfectly clear water and sand and rock substrate.  Hemigrammus silimoni prefer to dwell near the river banks where the current is slow. PH: 6.0 – 7.5 pH Temperature: [...]

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Hemigrammus rodwayi (Gold Tetra)

Family: Characidae Distribution: Hemigrammus rodwayi are endemic to Guyana, South America. PH: 6.0 – 6.5 pH Temperature: 24 – 28°C (75 – 82°F) Hardness: 10 – 15 dH Description: The colouration of your Gold Tetra will depend on if it was breed in captivity or in the wild.  Those born in the wild display a [...]

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Hemigrammus orthus

Family: Characidae Distribution: The Essequibo River and lower Tapajós River, South America, are the place of origin of Hemigrammus orthus.  It prefers low or no moving bodies of water. PH: 6.0 – 7.5 pH Temperature: 23 – 27°C (74 – 80°F) Hardness: 5 – 8 gdH Description: Hemigrammus orthus are small tetras, reaching a little [...]

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Hemigrammus ocellifer (Head and Tail Light Tetra / Beacon Tetra)

Family: Characidae Distribution: The Head and Tail Light Tetra can be found in French Guyana, South America; throughout the Amazon and Orinoco River basins.  It prefers slower-moving water. PH: 6.0 – 7.5 pH Temperature: 23 – 27°C (74 – 80°F) Hardness: 5 – 8 gdH Description: Like the rest of the Hemigrammus species, the Beacon [...]

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Hemigrammus megaceps

Family: Characidae Distribution: The Upper Ucayali River basin in Peru, South America is where Hemigrammus megaceps was first located. PH: 6.0 – 7.5 pH Temperature: 22 – 28°C (72 – 82°F) Hardness: 2-15 gdH Description: One of the smallest of the Hemigrammus species, Hemigrammus megaceps will reach a maximum length of 2.8cm.  The species is [...]

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Hemigrammus lunatus (Lime Green Line Tetra)

Family: Characidae Distribution: The Amazon, Paraguay and Suriname River basins make up the home of the Lime Green Tetra. PH: 3.8 – 4.9 Temperature: 25 – 26°C (77 – 79°F) Hardness: 5 – 8 dH Description: A peaceful bottom-dwelling fish, it is an ideal addition to any community tank.  It thrives when kept in shoals [...]

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Hemigrammus guyanensis

Family: Characidae Distribution: Guyana is the place of origin for Hemigrammus guyanensis. It favours creeks covered with leaves and alluvial deposits found in flood zones.  It is found in the Maroni, Mana, Approuague and Oyapock river systems. PH: 6.5 – 7.0 pH Temperature: 20 – 24°C (68 – 75°F) Hardness: 5 – 8 dH Description: [...]

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Hemigrammus gracilis (Glowlight Tetra)

Family: Characidae Distribution: The north-eastern area of South America – Guyana – is where Hemigrammus gracilis makes its home; specifically, the São Francisco and Amazon River basins and adjoining tributaries. PH: 5.7 – 7.5 pH Temperature: 24 – 28 °C (75 – 82°F) Hardness: 4 – 15 dH Description: Like the rest of the Hemigrammus [...]

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Alestopetersius caudalis (Yellowtail Tetra)

Family: Alestidae Distribution: Alestopetersius caudalis, commonly known as the Yellowtail Tetra, is distributed throughout Africa’s Congo River basin. PH: 6.5 – 8.0 Temperature: 22 – 26°C (72 – 79°F) Hardness: 10 – 20 dH Description: The Yellowtail Tetra can reach around 7 cm in length; females are slightly smaller than males.  This species has a [...]

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Prionobrama filigera (Glass Bloodfin Tetra)

Family: Characidae Distribution: Prionobrama filigera, known commonly as Glass Bloodfin, is a pelagic South American species distributed in several parts of the Amazon River basin, including Ecuador, Peru, Bolivia, Columbia and Brazil.  PH: 6.0 – 8.0 Temperature: 23°C – 27C (72 – 79F) Hardness: 1 – 30 dH Description: Prionobrama filigera can reach up to [...]

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Corynopoma riisei (Swordtail Characin)

Family: Characidae Distribution: Corynopoma riisei, commonly known as the Swordtail Characin, is distributed in the coastal rivers and tributaries of Trinidad, north Venezuela, and within the Villavicencio area in Columbia. PH: 6.0 – 8.0 Temperature: 22°C – 28°C (72 – 81F) Hardness: 1 – 15 dH Description: Corynopoma riisei can reach a maximum of 5 [...]

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Boehlkea fredcochui (Cochu’s Blue Tetra)

Family: Characidae Distribution: Boehlkea fredcochui, or Cochu’s Blue Tetra, is a species distributed throughout the rivers of South America, particularly Peru, Leticia, Rio Maranon.  PH: 6.0 – 8.0 Temperature: 22°C – 26°C (72 – 79F) Hardness: 5 – 12 dH Description: Boehlkea fredcochui grow to around 4 cm in length and have a life expectancy [...]

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Aphyocharax anisitsi (Bloodfin Tetra)

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Hyphessobrycon amapaensis (Redline Amapa Tetra)

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Poecilocharax weitzmani (Black Morpho Tetra)

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Hyphessobrycon flammeus (Orange Flame Tetra)

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