Common Name: Harliquin, Lamb chop rasbora.
Scientific Name: Rasbora Heteromorpha
Maximum Size: 4.5cm (1-2")
Sociability: Mid level water dweller, schoaling fish which prefers a minimum group of 6-8.
Minimum Tank size: Small community tanks are ideal for a group. A 30 gallon would be suitable for 12 to 24 harliquins.
ph: 6.5-7.5
Temperature: 24-28 degrees C (76-80 degrees F)
Sexing: Female is much larger and rounder than the male. Male is generally much smaller than females. Males have more pronounced deep reds in their fins during favourable conditions.
Care Level: Great for all levels of fish keeping, including Beginers.
Care: Very easy, recuires no special attention. A quite hardy little fish which will not harm others. Good quality water with frequent maintenance will help this fish live a long life and show beatiful deep red and orange colours.
In the aquarium: Good for small community type aquariums, prefers groups larger than 6. A heavily planted, dimly lit aquarium provides this fish with the best environment. Provide ample swimming space with open areas.
Feeding: Omnivorous. Will take live, frozen or flake foods.
This fish does better in groups:

www.petfish.net/harl.htm
And when kept in ideal conditions, they reward you with beatiful colours:

Mine.