What does this research mean for the field?

Shorter inter-reef distances promote higher habitat connectivity, leading to a decoupling of intra- and interspecific β-diversity patterns in tropical reef fishes. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The research aims to understand how habitat connectivity affects genetic and species β-diversity in tropical reef fishes across two different ocean basins.

June 6, 2026Ecology and EvolutionOpen Access

Seascape Connectivity Shapes Genetic and Species β‐Diversity in Tropical Reef Fishes

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Authors

MVMaurine VilcotCentre National de la Recherche Scientifique TKThomas KegginSwiss Federal Institute for Forest, Snow and Landscape Research CACamille AlbouySwiss Federal Institute for Forest, Snow and Landscape Research

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Implication

Comparative analysis reveals that habitat configuration affects genetic and species diversity in reef fishes across ocean basins, suggesting connectivity impacts diversity patterns.

Key Points

The research aims to understand how habitat connectivity affects genetic and species β-diversity in tropical reef fishes across two different ocean basins.
Analyzed species occurrence data from five fish families and SNP data from 19 species in the Caribbean Sea and Western Indian Ocean.
Investigated isolation by distance at both population and community levels for each ocean basin.
Compared genetic and species β-diversity patterns between the two regions.
Significant isolation by distance detected at the community level in the Caribbean Sea and at both levels in the Western Indian Ocean.
Positive correlation between genetic and species β-diversity in the Western Indian Ocean, absent in the Caribbean Sea.
Shorter inter-reef distances in the Caribbean Sea lead to higher connectivity and differing β-diversity patterns.

Cite This Study

Vilcot et al. (2026) studied this question.

synapsesocial.com/papers/6a23ba8771a5da9775e762c8 https://doi.org/10.1002/ece3.73760

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Implication

Comparative analysis reveals that habitat configuration affects genetic and species diversity in reef fishes across ocean basins, suggesting connectivity impacts diversity patterns.

Seascape Connectivity Shapes Genetic and Species β‐Diversity in Tropical Reef Fishes

Discussion

Member takes

Implication

Key Points

Cite This Study

Seascape Connectivity Shapes Genetic and Species β‐Diversity in Tropical Reef Fishes

Discussion

Member takes

Implication

Key Points

Cite This Study

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