Spatial Ecology of Fish Species Distribution

Spatial ecology of fish species distribution examines how and why fish populations are arranged across the world’s aquatic environments. This field integrates physical drivers such as temperature gradients, depth contours and substrate type with biological factors including prey availability, competition and reproductive behaviour. It employs a range of observational and analytical tools—from telemetry tags and underwater video surveys to stable isotope analysis and habitat mapping—to characterise patterns at scales from local reef patches to ocean basins. Contemporary approaches often rely on statistical habitat models to predict occurrence, abundance and movement, informing management of fisheries, design of marine protected areas and assessments of climate‐driven range shifts. By elucidating where species live and why they move, spatial ecology underpins ecosystem‐based management, supports biodiversity conservation and guides sustainable resource use in a changing world.

Research from Nature Portfolio

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Spatial Ecology of Fish Species Distribution publication trend

The graph below shows the total number of articles in spatial ecology of fish species distribution across all publications each year (not limited to Nature Index journals).

Technical terms

Species distribution model (SDM): A statistical or machine-learning tool that relates species observations to environmental variables to predict distribution patterns.

Generalised additive model (GAM): A flexible regression technique that uses smooth functions to capture non-linear relationships between predictors and response variables.

Occupancy model: A framework for estimating the probability of species presence while accounting for imperfect detection during surveys.

Telemetry: The remote tracking of individual fish movements using electronic tags that record location or environmental data.

Isoscape: A spatial map of stable isotope signatures used to infer animal movement, trophic position or habitat use based on chemical markers.

References

1. A systematic review of spatial habitat associations and modeling of marine fish distribution: A guide to predictors, methods, and knowledge gaps. PLOS ONE (2021).
2. Spatial Distribution of Reef Fish Species along the Southeast US Atlantic Coast Inferred from Underwater Video Survey Data. PLOS ONE (2016).
3. Producing Distribution Maps for a Spatially-Explicit Ecosystem Model Using Large Monitoring and Environmental Databases and a Combination of Interpolation and Extrapolation. Frontiers in Marine Science (2018).