Last Updated：2025/11/23

(ecology) The secondary disruptions that go cascading through a system from which a keystone species has been removed.

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trophic cascade

Source Word

trophic cascade

(ecology) The secondary disruptions that go cascading through a system from which a keystone species has been removed.

Japanese Meaning

生態系において、キーストーン種（決定的な役割を持つ種）が除去された結果、捕食者・被食者の相互作用が崩れ、その二次的な影響が階層的に連鎖して広がる現象を指す。

The removal of wolves led to a trophic cascade that altered plant communities and even changed river courses.

オオカミの除去は、キーストーン種が失われたことで生態系内に連鎖的に広がる二次的な撹乱を引き起こし、植生や河川の流れまでも変えた。

Sense（1）

(ecology) The secondary disruptions that go cascading through a system from which a keystone species has been removed.

trophic cascades

（ plural ）