Fossil isotope evidence for trophic simplification on modern Caribbean reefs

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2026-02-11 21:17:19 - Translate -

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Nature, Published online: 11 February 2026; doi:10.1038/s41586-025-10077-zUsing nitrogen isotopes from ancient and modern fish otoliths and corals, the study shows Caribbean reef food webs are now 6070% shorter and functionally less diverse, indicating human-driven trophic simplification and increased risk of collapse.

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