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Small Oddball

Family: Gasteropelecidae
Distribution: Thoracocharax stellatus, also known as the Spotfin Hatchetfish, is a pelagic freshwater species found in the still waters of Argentina and Brazil, specifically in the Amazon, Parana and Orinoco River basins.
PH: 6.0 – 7.5
Temperature: 23°C – 29C (73 – 84F)
Hardness: 3 – 15 dH

Description: Thoracocharax stellatus can reach a maximum [...]

Family: Gasteropelecidae
Distribution: Thoracocharax securis, also known as the Greater Hatchetfish, is a pelagic freshwater species found in the lower Amazon Basin, particularly in lakes, swamps and heavily vegetated ponds.  It is occasionally found in fast-moving, shallow streams.
PH: 6.0 – 7.5
Temperature: 23°C – 30C (73 – 86F)
Hardness: 4 – 15 dH

Description: Thoracocharax securis [...]

Tateurndina ocellicauda (Peacock Gudgeon)

Family: Eleotridae
Distribution: Tateurndina ocellicauda, commonly known as the Peacock Gudgeon, is a freshwater species native to New Guinea and east Papua; it is mostly found in rainforest streams, rivers and ponds.
PH: 6.5 – 7.0
Temperature: 23°C – 28C (74 – 82F)
Hardness: 4 – 14 dH

Description: Tateurndina ocellicauda reaches a maximum length of 7.5 [...]

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Tanichthys albonubes (White Cloud Mountain Minnow)

Family: Cyprinidae
Distribution: Tanichthys albonubes, commonly known as the White Cloud Mountain Minnow, is a freshwater species that has its origins in China’s White Cloud Mountains.  It is also found in parts of Vietnam.
PH: 6.0 – 8.0
Temperature: 18°C – 22C (64 – 72F)
Hardness: 5 – 10 dH

Description: Tanichthys albonubes reaches a maximum length [...]

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Spathodus erythrodon (Blue-spotted Goby)

Family: Cichlidae
Distribution: Spathodus erythrodon, sometimes known as Blue-spotted Goby, is a freshwater species endemic to Lake Tanganyika, Africa, with the exception of the southern end.  It is rarely seen in more than a foot of water; it is often found right on the rubble shoreline. 
PH: 7.0 – 8.5
Temperature: 25°C – 27C (77 – [...]

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Rhodeus sericeus (Amur Bitterling)

Family: Cyprinidae
Distribution: Rhodeus sericeus, also known as Amur Bitterling, is a freshwater species found throughout Europe and Asia.  The subspecies Rhodeus sericeus amarus is found in eastern and central Europe; Rhodeus sinensis sinensis is distributed in the Jangtze basin.  This species occurs in ponds, lakes, the backwaters of rivers and sandy pools. 
PH: 5.5 [...]

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Rhodeus amarus (European Bitterling)

Family: Cyprinidae
Distribution: Rhodeus amarus, also known as European Bitterling, is a freshwater species found throughout Europe.  It is distributed in the Rhone basin to the Neva in Russia; and south to the Black Sea.  It is also in the Black, Aegean and western and southern Caspian Seas.  It also appears in the Mediterranean basin and [...]

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Acanthophthalmus kuhli (Kuhli Loach)

Family: Cobitinae

Distribution: acanthophthalmus kuhli, better known as Kuhli Loach, has its origin in the hills streams and lowland forest canals of Borneo and Sumatra, Indonesia.
PH: 5.5 – 6.5
Temperature: 24 – 27°C (75 – 81°F)
Hardness: 4 – 10 dH
Description: The Kuhli Loach is a peaceful, snake-like creature with an irregular colour pattern consisting of [...]

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Crossocheilus siamensis (Siamese Algae-eater)

Family: Cyprinidae
Distribution: Crossocheilus siamensis, commonly known as the Siamese Algae-eater, inhabits lower areas of streams and rivers.  It is distributed throughout Asia, specifically in the Mekong, Xe Bangfai and Chao Phraya basins, and throughout the Malay Peninsula.
PH: 6.5 – 8.0
Temperature: 24°C – 26°C (75 – 79F)
Hardness: 5 – 20 dH

Description: Crossocheilus siamensis [...]

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Chilodus punctatus (Spotted Headstander)

Family: Chilodontidae
Distribution: Chilodus punctatus, better known as the Spotted Headstander, is a freshwater species distributed throughout the Amazon River basin, Apeú River, Pará State, Suriname, Guyana, and the western Orinoco River basin.
PH: 6.0 – 7.0
Temperature: 24°C – 28°C (75 – 84F)
Hardness: 10 dH

Description: Chilodus punctatus can grow to a maximum length of 8 cm.  [...]

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Carnegiella strigata (Marbled Hatchetfish)

Family: Gasteropelecidae
Distribution: Carnegiella schereri, better known as the Marbled Hatchetfish, is distributed in the upper middle levels of South America’s Amazon River basin; Columbia’s Caquetta River; and in Guyana, Peru, Suriname and Brazil.  It prefers to swim in places with plenty of surface vegetation, such as forest streams and tributaries.
PH: 5.0 – 8.0
Temperature: 24°C – [...]

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Carnegiella schereri (Dwarf Hatchetfish)

Family: Gasteropelecidae
Distribution: Carnegiella schereri, commonly known as the Dwarf Hatchetfish, is distributed in South America’s Amazon River basin in Peru and Brazil.
PH: 5.5 – 6.0
Temperature: 24°C – 27°C (75 – 81F)
Hardness: 2 – 15 dH

Description: Carnegiella myersi is a small species with a maximum length of 2.6 cm.  There is not a great deal [...]

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Carnegiella myersi (Pygmy Hatchetfish)

Family: Gasteropelecidae
Distribution: Carnegiella myersi, otherwise known as the Pygmy Hatchetfish, is distributed in South America, specifically the Amazon River basin in Peru, and in Bolivia.
PH: 5.5 – 6.5
Temperature: 23°C – 26°C (73 – 79F)
Hardness: 10 – 20 dH

Description: Carnegiella myersi is a small species with a maximum length of 2.2 cm.  It has a [...]

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Carnegiella marthae (Blackwing Hatchetfish)

Family: Gasteropelecidae
Distribution: Carnegiella marthae, otherwise known as the Blackwing Hatchetfish, is distributed in South America, specifically the Negro and upper Orinoco River basins.
PH: 5.5 – 6.5
Temperature: 23°C – 27°C (73 – 81F)
Hardness: 2 – 4 dH

Description: Carnegiella marthae is a small species with a maximum length of 2.8 cm.  It has a unique, slender [...]

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Chanda nama (Elongate Glass-Perchlet / Glassfish)

Family: Ambassidae
Distribution: Chanda nama, sometimes known as the Elongate Glass-Perchlet, is distributed in parts of Asia, including Pakistan, Bangladesh, Myanmar, Nepal and India.  It is most abundant during the rainy season, and is found mostly in clear streams, canals, ponds, and paddy fields.
PH: 7.5 – 8.5
Temperature: 24°C – 28°C (75 – 84F)
Hardness: 12 – 18 [...]

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Brachygobius xanthosona (Bumble Bee Goby)

Family: Gobiidae
Distribution: Brachygobius xanthozona, better known as the Bumble Bee Goby, is a species distributed mostly in the estuaries of Asia, including parts of Western Indonesia, India, Thailand and South Vietnam.
PH: 7.5 – 8.5
Temperature: 24°C – 30°C (74 – 86F)
Hardness: 12 – 18 dH

Description: Brachygobius xanthozona will reach a maximum of 5 [...]

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Brachygobius nunus (Golden Banded Goby)

Family: Gobiidae
Distribution: Brachygobius nunus, known also as the Golden Banded Goby, is a species distributed throughout the mangroves, tidal creeks and estuaries of Asia.  It is found in parts of India, Myanmar, Thailand, Borneo, Indonesia and Malaya.
PH: 7.5 – 8.5
Temperature: 24°C – 30°C (74 – 86F)
Hardness: 10 – 24 dH

Description: Brachygobius nunus [...]

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Parambassis ranga (Indian Glassfish)

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Pantodon buchholzi (African Butterfly Fish)

Pantodon buchholzi (African Butterfly Fish)
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Ctenopoma ansorgii (Orange Bush Fish)

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Characidium fasciatum (Darter Characin)

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Parambassis lala (Highfin Glassfish)

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