Drs. Foster and Smith Inc.

Microworms benefit your fish

Microworms are a type of live fish food that have become quite popular among breeders of many fish and other aquatic organisms. Because of the ease with which they are cultured in the home, they have become widely used by both hobby breeders and large scale breeders as well. Microworms will benefit your fish by improving their growth rate, enhancing their colors, and improving their overall health. Read more »

Microworms – some basic biology and information

Microworms are nematodes of the species Panagrellus redivivus and are called microworms because to most people, that is a perfect summary – very small worms.  Microworms are described as free-living (i.e. non-parasitic) nematodes which are ovoviviparous and have a very fast reproduction rate.  The generation time of a microworm culture is as low as 5 to 6 days and each egg sac contains as many as 80+ larva1. Read more »

Why microworms are a special live fish food

Microworms are a must have for people who keep any kind of small fish.  Babies of fish such as guppies, platies, danios, mollies, and bettas just devour microworms.  A varied diet that includes a good amount of microworms will greatly increase the growth rate of your baby fish.  Once I started loading some guppy fry’s diet with microworms they began growing at almost twice the rate of the previous batches of fry.  Feeding the baby fish microworms really seemed to make all the difference in the growth rate.  For example, one strain of guppy used to only start developing color at 6 to 8 weeks of age, but when microwroms were added to the diet of these baby fish, they began coloring up at even 4 weeks of age! Read more »