Reproducible marine data systems
Published:
Building reproducible systems for acquiring, harmonizing, documenting, analysing, and updating fisheries and oceanographic data.
Posts by Collection
projects
Multivariate indicators for fisheries and ecosystem assessment
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Developing interpretable multivariate indicators that integrate biological, spatial, environmental, and fishing dimensions for stock and ecosystem diagnosis.
Fleet responses to temporary closures for juvenile anchovy
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Evaluating how industrial purse-seine fleets redistribute effort and catches in response to temporary spatial closures triggered by juvenile anchovy occurrence.
Spatio-temporal patterns of the Peruvian tuna purse-seine fishery
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Characterizing catch, effort, fleet behaviour, fishing modes, species composition, and environmental associations in the Peruvian tuna purse-seine fishery.
Selectivity and demographic change in the anchovy fishery
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Evaluating long-term changes in length selectivity, selection range, juvenile incidence, and demographic structure in the north-central Peruvian anchovy fishery.
Multidimensional state of the north-central Peruvian anchovy stock
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Integrating population magnitude, condition, reproduction, demographic structure, spatial distribution, and environmental and fishing pressures to assess changes in the north-central Peruvian anchovy stock.
publications
Multi-scale variability in the biomass dynamics of the north-central stock of the Peruvian anchoveta (1953–2022) within the Humboldt Current System
Published in Open Science Conference on Eastern Boundary Upwelling Systems: Past, Present and Future and Second International Conference on the Humboldt Current System, 2022
Conference contribution on interannual to multi-decadal biomass variability in the north-central Peruvian anchovy stock and its implications for monitoring and management in an eastern boundary upwelling system.
Recommended citation: Díaz, E., Marín, P., & Quispe-Salazar, E. (2022, September). Variability at different time scales in the biomass of the north-central stock of the Peruvian anchoveta, period 1953–2022 [Conference presentation]. Open Science Conference on Eastern Boundary Upwelling Systems: Past, Present and Future and Second International Conference on the Humboldt Current System, Peru.
Classification models based on the gonadosomatic index to determine gonadal maturity stages: a case study in the Peruvian anchovy (Engraulis ringens)
Published in Scientia Marina, 2025
Machine-learning classification of gonadal maturity stages from the gonadosomatic index in Peruvian anchovy, supporting harmonization of historical biological records with the current maturity scale.
Recommended citation: Quispe-Salazar, E., Sánchez, J., & Perea, A. (2025). Classification models based on the gonadosomatic index to determine gonadal maturity stages: a case study in the Peruvian anchovy (Engraulis ringens). Scientia Marina, 89(4), e117. https://doi.org/10.3989/scimar.05636.117
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software
Pelagytics
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A developing analytical platform concept for integrating fisheries, biological, environmental, and spatial information into reproducible indicators and decision-support products.
oceancube
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A reproducible framework for downloading, harmonizing, subsetting, and organizing multidimensional marine environmental data for ecological analysis.
seasignals
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An R package for representing the phase, magnitude, and temporal structure of large-scale ocean–climate signals in marine ecological analyses.
talks
Multivariate Health Index of the anchovy: Understanding the dynamics of small pelagic fish under environmental variability
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A multivariate health-index framework for evaluating small pelagic fish populations under strong environmental variability, using the Peruvian anchovy as an applied case study.
Critical points of natural and anthropogenic pressures and responses in the state of the north–central anchovy stock in the pelagic system of the Peruvian Sea
Published:
A threshold-based diagnostic framework for identifying critical points in natural and anthropogenic pressures and evaluating stock-state responses of the north-central Peruvian anchovy.