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Danio albolineatus (Blyth, 1860).
Pearl Danio
Picture by Ye Hein Htet (Hein Aquarium)
Explaination of scientific name: The genus Danio was derived from Bengali word" dham" which means that these fish belonging to to dham,that is paddy (rice) field. For the specific name, albolineatus, albo means white; and lineatus means streaked.
Original description: Nuria albolineatus Blyth, E. 1860. Report on some fishes received from Sitang River. J. Asiat. Soc. Bengal, 29: 138-174.
Type specimen: Nuria albolineatus
Type locality: Tenasserim
Distribution: Myanmar, Thailand, Sumatra
Habitat: The fish are available either in turbid streams and pools of lowland or in clear water of hill streams.
Characters: Body is elongate and slim, moderately compressed. Mouth is small and directed obliquely upward. It has barbels two well developed pairs . Caudal fin of the fish is emarginate. Lateral line is incomplete, extending up to base of pelvic fins. For the live specimen, the color of dorsal surface of body is dark blue; lighter on flanks and belly. For some specimens, the fish have two distinctive scarlet longitudinal bands from base of caudal fin to a point under or before dorsal fin, but for some other specimens, no such bands are found on the body.
Sex differences: The plumpness of female indicates the sex.
Aquarium keeping: The fish is peaceful and thus suitable in community tank. The tank size should be 90 x 45 x 45 cm is better for the group of the fish. Water quality is not very critical, however lower pH and hardness are more preferable. The temperature should be 20o C to 30o C .Live food such as Daphnia, Tubifex worm are better for then, but flakes and pellets are also suitable.
Spawning: The tank breeding is carried out by making a screen which is designed to allow the eggs to fall through to bottom where the parents will not get the chance to eat the eggs. It is better to use the bare glass bottom aquarium in order to see the eggs clearly. The tank sizes hould be 60 x 20 x 20 cm. The male and female should be separated about one week, and place the female about 2 – 3 hours ahead of male. The female will spawn and eggs will be fertilized by male. After mating is complete, spawners are removed and let the eggs hatch in the same tank.
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Myanmar Freshwater Fishes |
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