Details of all species referred to in these Fish Care Sheets can be found in the FBAS Booklet No 6 - National Show Fish Sizes. Click HERE for information.
Genera : Balantiocheilus, Epalzeorhynchus and Labeo.
See those fishes listed in the current Federation Size Book
under Classes M and Ma.
Family : Cyprinidae
Geographic Origin: South East Asia, Thailand, Malaysia, South and East Africa
Common Names : Red-tail Black Shark, Silver Shark, Black Shark etc.
Also the Flying Fox.
Compatibility : These fish are NOT freshwater Sharks.
They have common names of Shark and this refers to the
Shark-like dorsal fin. Small specimens are quite compatible in
a community tank. Large fish such as the Black Shark and the
Silver Shark can be aggressive.
Minimum Aquarium Size : Minimum tank size of 900 x 380 x380mm
(36" x 15" x 15") is recommended.
For the larger species, more tank space is needed.
Temperature : 20o to 26oC / 70 o to 6oF is ideal. They will accept
fluctuations outside of this range for short periods.
Habitat : Widely differing habitats. Can be found in fast flowing water and in
slow moving streams.
Water Parameters : Able to cope with most degrees of hardness but seem to
prefer alkaline water. Water should be clean and clear
and preferably filtered by either an internal or external
Health : No particular health problems. Select fish that are alert, swimming around and that are not hollow bellied.
Diet : Most are omnivorous and will happily graze on algae, eat algae wafers
and all manner of frozen foods.
Plants : A well planted aquarium for the smaller species is recommended.
Larger fish will tend to uproot plants and in some cases consume them.
Breeding Notes : Not bred in the aquarium and information on breeding very
Availability : Many are freely available. Caution when buying small Silver
Sharks, they will grow!
Show Class: F.B.A.S. Show Class. M or Ma
© FBAS 2002. PWC/RDE. Fish Care Sheet 21 1/1