Moina mongolica Daday, which appears to be the only halophilic species of Moina in the old world, distributes from north Africa, across the Middle East and the Central Russia, Aral Sea, Spain. It is a new record of Cladocera in China. Dalian Fisheries University has initiated a saline water research program including its autecology, reproductive biology, feeding ecology and perspective as live food for marine fish larviculture. However, the effect of light on the ingestion capacity is not reported. A di...