Last Updated
：2025/11/21
Allee effect
Noun
Japanese Meaning
低個体密度の集団において、繁殖率や生存率の低下により、全体の人口増加が阻害される現象。 / 生態学的現象で、個体数が少ないために相互作用が不十分になり、成長率が低下する結果、個体集団が存続困難になる効果。
Sense（1）
（ plural ）
Quizzes for review
(ecology) The negative population growth observed at low population densities.
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Allee effect
Conservationists warned that the Allee effect could drive the isolated butterfly population toward extinction if numbers fell too low.
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Conservationists warned that the Allee effect could drive the isolated butterfly population toward extinction if numbers fell too low.
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