small fish; fry
川で小魚をたくさん捕まえた。
I caught a lot of small fish in the river.
小魚は骨ごと食べられて栄養豊富だ。
Small fish can be eaten bones and all, and are nutritious.
水族館の大きな水槽に小魚の群れが泳いでいる。
A school of small fish swims in the large tank at the aquarium.