White worms (enchytraeus Albidus) are one of life foods that can be cultivated by the aquarist. They are small terrestrial worms, which are useful because they can be cultured easily, and so are available when needed.
Matured white worms (2cm long) are grown in boxes of damp soil feeding on pieces of bread or baby cereal food placed on the surface where they are scraped off when needed and used from a worm feeder.
Compost worms (Eisenia foetida) are another type of worms suitable for aquarium fish. They are great for larger fishes and can be chopped up for smaller fishes or processed into a jelly food.
Fish should not be fed with worms exclusively as they are high fat content and can cause obesity.
Microworms (nematodes) are another good food for fry, and can be fed to smaller fry than can brine shrimp. Microworms can be raised in plastic containers on a mixture of corn meal, water, and baker