キーストーン捕食：その定義と経験的証拠による裏付け
Anthony J Gillis1, Mads S Thomsen1,2,3, Jonathan D Tonkin1,4
1School of Biological Sciences University of Canterbury Christchurch New Zealand.
Ecology and evolution
|December 15, 2025
まとめ
より弱い競争者を助けるために、より強い競争者を食べる捕食者であるキーストーン捕食は、広く引用されていますが、経験的なレビューが不足しています。その生態学的重要性を示す研究はほとんどなく、さらなる研究の必要性が強調されています。
背景:
- Keystone predation is a fundamental ecological concept, but empirical evidence remains largely unreviewed.
- The process differs from keystone species, focusing on indirect facilitation via predator-prey interactions.
- Understanding keystone predation's prevalence is crucial for community ecology.
結論:
- Empirical evidence for keystone predation is limited, making its prevalence and importance difficult to ascertain.
- Environmental factors, species traits, and dispersal likely modify keystone predation.
- Further research using precise terminology and diverse conditions is needed to understand this ecological process.
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