Edit Danionella priapus
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Name
Scientific name
Danionella priapus
Described by
Authority Britz, Year 2009
Family
Cyprinidae
Common names
Not recorded
Photograph credits
All 3 credited
Summary
Danionella priapus is a miniature cyprinid known only from the Jorai River, a Sankosh tributary in the Brahmaputra drainage of West Bengal,…
Size and aquarium
Maximum size
16mm, standard length
Aquarium size
Minimum length 45 cm, Minimum depth 30 cm
Water
Water conditions
Temperature 18–24°C, pH 6–8
Hardness
1–8dGH
Conductivity
Not recorded
Behaviour
Temperament
Species tank only
Social needs
A shoal or group
Community suitability
Not for a community
Where it lives
Countries, regions, rivers and lakes
India, Brahmaputra, Jorai, Sankosh
Writing
Etymology
Danionella: a diminutive of the generic name Danio, in reference to the tiny adult size of 10-12 mm in this genus. priapus: from the Ancient Greek Πρίαπος (Prí…
Distribution
Known only from the type locality, given as 'India, West Bengal, Jalpaiguri District, Brahmaputra drainage, Jorai River, a tributary of the Sankosh at Laskarpa…
Habitat
Collected from a sluggish stream with clear water, sandy substrate and dense aquatic vegetation (see image #2). Sympatric fish species included Dario dario.
Aquarium size
An aquarium with base dimensions of 45 ∗ 30 cm or equivalent should be the smallest considered.
Maintenance
Should be maintained in a planted set-up with gentle water movement, ideally with a layer of vegetation covering at least part of the surface. Some clumps of T…
Water conditions
Not written yet
Diet
Quite easily-fed despite its delicate appearance. Crushed or very fine-grade dried foods, chopped Tubifex, Artemia nauplii, microworm and sifted Daphnia are al…
Behaviour and compatibility
Given its diminutive size and the fact that breeding should be a priority for anyone interested in keeping it this species is best kept alone. If you do want t…
Sexual dimorphism
Females are noticeably deeper-bodied than males, and when gravid eggs are often visible within the body cavity, while in males the genital opening and anus are…
Reproduction
This species may not have been bred in aquaria although Pete Liptrot and Paul Dixon of the Bolton Museum Aquarium, UK, have achieved great success with an unid…
Notes
This species was referred to as D. sp. 'Jorai River' prior to its description. It can be distinguished from other members of the genus by the following combina…
References
References
5 on this profile