Edit Oryzias dancena
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Name
Scientific name
Oryzias dancena
Described by
Authority Hamilton, Year 1822
Family
Adrianichthyidae
Summary
The Indian ricefish, Oryzias dancena, is widely distributed through eastern and southern India, Sri Lanka, Bangladesh and Myanmar. Mostly c…
Size and aquarium
Maximum size
35mm, standard length
Tank size
Minimum length 45 cm, Minimum depth 30 cm
Water
Temperature and pH
Temperature 23–27°C, pH 6.5–8.5
Hardness
5–25dGH
Conductivity
Not recorded
Behaviour
Temperament
Peaceful
Social needs
A shoal or group
Community suitability
Community-safe
Where it lives
Countries
Bangladesh, India, Myanmar, Sri Lanka, Thailand
Supporting text
Etymology
Oryzias: from the Greek ὄρυζα (oryza), meaning 'rice', in reference to the tendency of some members of the genus to inhabit rice paddy fields. dancena:
Distribution
Described from 'the estuary below Calcutta', which presumably refers to the mouth of the Hooghly River south of Kolkata, West Bengal state, eastern India. Curr…
Habitat
Tends to occur in coastal waters but is adaptable and has been collected in a range of habitat-types, from strongly brackish, tidally-influenced mangrove swamp…
Aquarium size
An aquarium with base dimensions of 45 ∗ 30 cm18 ∗ 12 in or more is recommended for a group.
Maintenance
Best maintained in a heavily planted set-up, ideally with a dark substrate, patches of dense vegetation, and some open areas. Other décor can consist of twiste…
Water conditions
Not written yet
Diet
A micropredator feeding on small insects, worms, crustaceans and other zooplankton in nature. In the aquarium it will accept dried foods of a suitable size but…
Behaviour and compatibility
Generally peaceful but doesn't make an ideal addition to many communities due to its small size. Should you wish to maintain it alongside other fishes diminuti…
Sexual dimorphism
Adult males possess elongated, filamentous rays in the dorsal and anal fins, some of them tipped with a white marking, and have a slightly slimmer body shape t…
Reproduction
Quite easy to breed and fairly prolific, with females capable of producing batches of eggs every few days or even on a daily basis when in good condition. Spaw…
Notes
This species continues to be misidentified as O. melastigma, a name considered invalid by the majority of recent workers, or O. javanicus, a valid but distinct…
References
References
10 on this profile