Edit Dawkinsia denisonii
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Name
Scientific name
Dawkinsia denisonii
Described by
Authority Day, Year 1865, Bracketed
Family
Cyprinidae
Common names
Red-line Torpedo Barb
Photograph credits
All 11 credited
Summary
The red-line torpedo barb, Dawkinsia denisonii, is a cyprinid endemic to Kerala and Karnataka in southern India. It is still often sold as …
Size and aquarium
Maximum size
110mm, standard length
Aquarium size
Minimum length 120 cm, Minimum depth 45 cm
Water
Water conditions
Temperature 15–25°C, pH 6.5–7.8
Hardness
5–25dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries, regions, rivers and lakes
India, Anjarakandipuzha, Bharatapuzha, Bhavani, Chaliyar, Chandragiri, Iritti, Kallar, Karyangod, Kuppam, Kuttiyadi, Sullya, Valapattanam
Writing
Etymology
Dawkinsia: named for Richard Dawkins, for 'his contribution to the public understanding of science and, in particular, of evolutionary science'. denisonii: nam…
Distribution
Endemic to the states of Kerala and Karnataka in southern India. Its modern distribution is highly fragmented with small populations remaining in the Valapatan…
Habitat
A stream and river-dwelling species most often found in pristine, highly-oxygenated headwaters and upper parts of river basins where it typically congregates i…
Aquarium size
Base dimensions of at least 120 ∗ 45 cm or equivalent are required.
Maintenance
Not difficult to keep in a well-maintained set-up, and does not tend to harm aquatic plants. Since it naturally occurs in pristine habitats it is intolerant to…
Water conditions
Not written yet
Diet
Wild fish on a variety of worms, insects, crustaceans, plant material, and other organic debris. In the aquarium it is easily-fed but a balanced diet comprisin…
Behaviour and compatibility
Generally peaceful making it an ideal resident of the well-researched community aquarium. It is a schooling species by nature, and at least 6-10 specimens shou…
Sexual dimorphism
Adult females tend to grow a little larger, are heavier-bodied, and a little less colourful than males.
Reproduction
Large numbers are produced for the aquarium hobby in Southeast Asia and Eastern Europe, presumably via stimulation with hormones. A 2011 study of its reproduct…
Notes
This species has become an extremely popular aquarium fish since it first appeared in the ornamental trade during the late 1990s, and it has been sold under va…
References
References
7 on this profile