| cyclops | (n) minute free-swimming freshwater copepod having a large median eye and pear-shaped body and long antennae used in swimming; important in some food chains and as intermediate hosts of parasitic worms that affect man e.g. Guinea worms, Syn. water flea |
| daphnia | (n) minute freshwater crustacean having a round body enclosed in a transparent shell; moves about like a flea by means of hairy branched antennae, Syn. water flea |
| Water flea | (Zool.) Any one of numerous species of small aquatic Entomostraca belonging to the genera |
| Wasserfloh { m } [ zool. ] | Wasserflöhe { pl }; Daphnien { pl } | water flea | water fleas; daphnia [Add to Longdo] |
| 微塵子 | [みじんこ, mijinko] (n) water flea (Daphnia spp.) [Add to Longdo] |