imperiled

Adjective

(biological conservation) at risk of becoming extinct

Japanese Meaning

絶滅の危機に瀕している / 絶滅寸前

Conservationists launched a program to protect the imperiled sea turtle population along the coast.

保護活動家たちは、沿岸の絶滅の危機に瀕しているウミガメの個体群を保護するためのプログラムを開始した。

Sense（1）

(biological conservation) at risk of becoming extinct

The wildlife management plan was focused on helping the reproductive needs of imperiled species.