sentences:  "Enchytraeus buchholzi"/Grindal worms are cultured by aquarists as a fish food, often on a bed of ground coconut shells, or coir, with oatmeal.They are used for conditioning tropical fish before spawning, or for young fast-growing fish.In laboratory testing, "Enchytraeus buchholzi" were kept in an incubator at 15 ± 2 °C.