ケンミジンコ

noun

cyclops; water flea (Cyclops spp.)

Refers to tiny freshwater crustaceans of the genus Cyclops, often found in ponds and used as fish food. The name comes from the single eye-like spot.

• 池いけの水みずを顕けん微び鏡きょうで見みると、ケンミジンコがたくさん泳およいでいた。

  When I looked at the pond water under a microscope, there were many cyclops swimming around.

• メダカの餌えさにケンミジンコを与あたえている。

  I feed cyclops to the killifish.