Use of fine nylon mesh to remove undesirable protozoa from zebrafish embryo cultures. This overgrowth can produce a rapid loss of zebrafish.
Filtration is slow enough to keep the fish in water at all times.
Most of the volume of the tank can be decanted to minimize the time required to wash the zebrafish culture, and the collected fish can then be rinsed with an excess of clear water. Twelve embryos were lost in an hour. No embryos were lost over the next 24 hours. Small brine shrimp for feeding baby zebrafish. There are two solutions to this problem.