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Data from: Social organization and habitat use shape the gut microbiome of a marine fish

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Jun 15, 2026 version files 6.74 MB

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Abstract

The gut microbiome hosts diverse bacterial communities that can influence individual behaviour, social interactions, and ecological processes in animal populations. This dataset was generated to investigate the links between gut microbiome composition, social organization, and spatial ecology in a wild marine fish population. Using a high-resolution acoustic telemetry system, we quantified individual movement patterns, habitat use, and social interactions of 232 pearly razorfish (Xyrichtys novacula) (153 females and 79 males) inhabiting coastal waters of Mallorca, western Mediterranean Sea. A subset of tracked individuals was subsequently recaptured for gut microbiome characterization using 16S rRNA gene amplicon sequencing (Illumina platform). The dataset integrates biometric information, movement and habitat-use metrics, social association networks, and gut microbial community composition, including both core and non-core operational phylogenetic units (OPUs). These data provide a unique resource for studying the relationships among microbiome diversity, social behaviour, and space use in natural populations, and for advancing research at the interface of microbial ecology, behavioural ecology, and movement ecology.