Breeding Fish

Conservation of the Asian Arawana

The Asian Arawana, Scleropages formosus, is endangered, mainly due to habitat destruction. It is listed under CITES Appendix 1, which means that trading this species across national boundaries is illegal unless the individual fish are captive bred. The Asian Arawana is captive bred in Kalimantan, Malaysia, Indonesia and Singapore. Unfortunately, it is also illegally wild [...]

Corydoras in the Aquarium

Corydoras are among the best tropical fish for the home aquarium. They are small, they aren’t aggressive toward smaller fish, they are hard for bigger fishes to eat, and they help keep the tank clean by scavenging food off the bottom.  Despite rumors to the contrary, they do not eat fish poop and they do [...]

Breeding the Cherry Barb, Puntius titteya

The cherry barb, Puntius titteya, is a common aquarium fish that is an easily spawned egg layer. The fry are somewhat hard to rear as they require extremely small food and protection from their parents, but when these needs are met they do very well. This is a description of my experiences in spawning and [...]

Fry in the Filter

Fry have a reputation for being sucked into filter intakes. The question is, how does this occur and is it actually a problem? The most often recommended type of filter for the fry tank is the sponge filter. This type of filter works by pulling water through the sponge. The holes in the sponge are small [...]