gravel nest

名詞

(zoology, ichthyology) A shallow depression made in the gravel bed of a water body in which fish lay eggs.

日本語の意味

魚が卵を産むために、水域の砂利敷きの底面に作られる浅い窪み

During the spring, the male salmon carefully arranged stones to create a gravel nest for the eggs.

春になると、オスのサケは卵のために砂利の産卵床を作るために石を慎重に並べました。

意味（1）

(zoology, ichthyology) A shallow depression made in the gravel bed of a water body in which fish lay eggs.

gravel nests

（ plural ）