Popular live food for small fish and young amphibians, like Axolotls.
These Daphnia can be kept in 2 L plastic bottles or any glass/ plastic container with a wide opening.
Food storers or small fish tanks without filtration are best.
Daphnia feeds on live phytoplankton, Hobby LiquiZell (Artemia Food/ Instant Algae Food) and cleaning bacteria in the left behinds of snails and Tubifex.
Also available are Daphnia Grow it yourself Kits and "How to grow your own Guide".