Aquatic Ecosystems Research & Consulting

Dr. Chrispine Nyamweya

Principal Research Scientist specializing in ecosystem modeling, hydrographic analysis, climate modeling, and spatial suitability analysis for aquatic and terrestrial systems across East Africa

PhD in Ecological Modeling
16+ Years Experience
64+ Publications
$4M+ Research Funding

Advanced Modeling & Spatial Analysis for Sustainable Development

As Principal Research Scientist and Assistant Director of Limnology Research at the Kenya Marine and Fisheries Research Institute (KMFRI), I lead cutting-edge research integrating ecosystem modeling, hydrographic analysis, and climate science across East Africa's aquatic and terrestrial systems.

My work spans oceanographic modeling (ROMS), ecosystem simulation (Atlantis, Ecopath with Ecosim), climate impact modeling using ERA5 data, and comprehensive spatial suitability analysis for aquaculture, agriculture, and conservation planning. I specialize in translating complex environmental data into actionable insights for sustainable resource management.

As Chairman of the Lake Victoria Regional Hydroacoustics Working Group and coordinator of the upcoming "Graham Survey of Lake Victoria 100 Years On" centenary project, I bridge advanced computational methods with practical applications in fisheries management, aquaculture development, and environmental assessment across both aquatic and terrestrial landscapes.

64+
Peer-Reviewed Publications
$4M+
Research Funding Secured
16+
Years of Experience
3
East African Countries

How I Can Help

Specialized consulting services for fisheries management, aquaculture development, and ecosystem assessment across East Africa

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Fisheries Management & Stock Assessment

Comprehensive fisheries analysis using advanced hydroacoustic surveys, catch assessment, and population modeling to inform sustainable management strategies.

  • Hydroacoustic surveys and analysis
  • Stock assessment and modeling
  • Fisheries management plans
  • Catch and effort analysis
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Spatial Suitability Analysis

Multi-criteria suitability mapping for aquatic and terrestrial applications using GIS, remote sensing, and environmental data integration.

  • Aquaculture site suitability mapping
  • Agricultural land suitability assessment
  • Conservation area prioritization
  • Multi-criteria decision analysis (MCDA)
  • Environmental variable integration
  • Infrastructure and accessibility analysis
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Aquaculture Development & Planning

Comprehensive aquaculture planning from site selection to production optimization using hydrographic and environmental analysis.

  • Cage culture feasibility studies
  • Site selection using oceanographic models
  • Water quality and circulation analysis
  • Carrying capacity assessment
  • Environmental impact assessment
  • Production system design
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Ecosystem & Climate Modeling

Comprehensive modeling services including oceanographic, ecosystem, climate, and hydrographic analysis using state-of-the-art computational frameworks.

  • ROMS ocean/lake hydrodynamic modeling
  • Ecosystem simulation (Atlantis, EwE, SCHISM)
  • Climate forcing and impact analysis (ERA5)
  • Hydrographic data analysis and visualization
  • Statistical modeling (R, Python)
  • AI/ML for environmental prediction
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Capacity Building & Training

Workshops and training programs in hydroacoustic surveys, fisheries assessment methods, and ecological modeling techniques.

  • Hydroacoustic survey training
  • Fisheries data collection methods
  • Statistical analysis workshops
  • Custom training programs
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Technical Writing & Grant Development

Manuscript preparation, scientific editing, and grant proposal development for aquatic ecosystem research projects.

  • Manuscript editing and review
  • Grant proposal development
  • Technical report writing
  • Research design consultation
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Environmental Assessment & Policy

Environmental impact assessments, climate change adaptation strategies, and policy development for aquatic resources management.

  • Environmental impact assessment
  • Climate change impact analysis
  • Policy framework development
  • Blue economy initiatives

Specialized Knowledge

Oceanographic Modeling

ROMS, SCHISM frameworks for lake and coastal hydrodynamics, circulation, and biogeochemistry

Ecosystem Modeling

End-to-end simulation using Atlantis, Ecopath with Ecosim for fisheries and ecosystem management

Climate Analysis

Climate forcing files development, ERA5 data processing, and climate change impact assessment

Spatial Suitability Analysis

GIS-based multi-criteria analysis for aquaculture, agriculture, and conservation planning

Hydroacoustic Surveys

Advanced acoustic techniques for fish stock assessment and biomass estimation

Hydrographic Analysis

Water column profiling, current measurement, and physical oceanography analysis

Lake Victoria Systems

Comprehensive knowledge of East Africa's Great Lakes ecosystems and fisheries

AI/ML Applications

Machine learning for environmental prediction, pattern recognition, and data analysis

Curriculum Vitae

Current Position

Principal Research Scientist & Assistant Director of Limnology Research
Kenya Marine and Fisheries Research Institute (KMFRI)
Kisumu, Kenya

Leading aquatic ecosystem research across East Africa's Great Lakes, with focus on ecological modeling, hydroacoustic surveys, stock assessment, and fisheries management. Coordinating major international research initiatives and supervising graduate students.

Education

PhD in Ecological Modeling
University of Iceland
Specialized in aquatic ecosystem modeling with focus on fisheries dynamics and environmental change in East African lakes.

Leadership Roles

  • Chairman, Lake Victoria Regional Hydroacoustics Working Group
  • Project Coordinator, "Graham Survey of Lake Victoria 100 Years On" (2027-2028)
  • Conference Organizer, Major international fisheries conferences

Key Research Areas

  • Oceanographic and hydrographic modeling using ROMS and SCHISM frameworks
  • Ecosystem modeling with Atlantis, Ecopath with Ecosim, and other simulation tools
  • Climate forcing development and analysis using ERA5 atmospheric data
  • Spatial suitability analysis for aquaculture and terrestrial applications
  • Multi-criteria decision analysis (MCDA) for resource planning
  • Hydroacoustic surveys and fisheries stock assessment
  • Climate change impacts on aquatic and terrestrial ecosystems
  • AI/ML applications for environmental prediction and analysis
  • Blue economy and sustainable development policy

Research Impact

  • 64+ peer-reviewed publications in international journals
  • Over $4 million in secured international research funding
  • Supervision of multiple MSc and PhD students
  • Regional coordination of hydroacoustic research programs
  • Policy advisory roles for fisheries management in East Africa

Technical Skills

  • Oceanographic modeling: ROMS, SCHISM for hydrodynamics and biogeochemistry
  • Ecosystem modeling: Atlantis, Ecopath with Ecosim for end-to-end simulation
  • Climate data processing: ERA5 forcing file development, climate impact analysis
  • Statistical analysis and modeling: R, Python (pandas, numpy, scikit-learn)
  • GIS and spatial analysis: Multi-criteria suitability mapping, remote sensing
  • Hydroacoustic analysis: Echoview, SonarX for stock assessment
  • Machine learning: Environmental prediction, pattern recognition, deep learning
  • High-performance computing: HPC systems for large-scale modeling
  • Data visualization: Advanced plotting, interactive dashboards

Let's Collaborate

Available for consulting projects, research collaborations, and capacity building initiatives across East Africa and beyond.

Send an Email
Location: Kisumu, Kenya
Institutional Affiliation: Kenya Marine and Fisheries Research Institute (KMFRI)

Consulting services provided independently. Not representing KMFRI.