Marine & Riverine Ecology and Biodiversity

• Marine, estuarine, and freshwater ecosystems
• Biodiversity assessment and conservation of aquatic species
• Coral reefs, mangroves, seagrasses, and wetlands
• Riverine habitats: headwaters, floodplains, and deltas
• Keystone, endangered, and invasive aquatic species
• Food webs, trophic dynamics, and ecosystem functioning
• Aquatic habitat restoration and rewilding
• Climate change impacts on aquatic biodiversity and distribution

Sustainable Fisheries, Aquaculture and Livelihoods

• Wild capture fisheries management and stock assessment
• Ecosystem-based fisheries management (EBFM)
• Sustainable aquaculture and mariculture practices
• Integrated multi-trophic aquaculture (IMTA)
• Recirculating aquaculture systems (RAS) and closed-containment technologies
• Small-scale fisheries and community-based management
• Post-harvest technology, value chains, and food security
• Reducing bycatch, discards, and illegal, unreported and unregulated (IUU) fishing

Oceanography, Limnology and Climate Dynamics

• Physical, chemical, and biological oceanography
• River hydrology, sediment transport, and geomorphology
• Ocean circulation, upwelling, and mixing processes
• Estuarine dynamics and freshwater-seawater interaction
• Sea-level rise, coastal erosion, and saltwater intrusion
• Ocean acidification, deoxygenation, and warming
• Freshwater budgets, river discharge variability and extreme events
• Paleoceanography and paleolimnology for long-term environmental reconstruction

Pollution, Ecotoxicology and Water Quality Management

• Marine debris, microplastics, and nanoplastics
• Nutrient pollution, eutrophication, and harmful algal blooms (HABs)
• Heavy metals, persistent organic pollutants (POPs), and emerging contaminants
• Oil spills: detection, impact assessment, and remediation
• Agricultural runoff, industrial effluents, and urban wastewater
• Ecotoxicological testing and bioindicators for aquatic health
• Water quality monitoring networks and real-time sensors
• Bioremediation, phytoremediation, and nature-based solutions

Marine and Riverine Engineering, Coastal Infrastructure

• Coastal protection structures (seawalls, breakwaters, revetments)
• Nature-based coastal defense (living shorelines, mangrove restoration)
• Dams, barrages, and river engineering: impacts and alternatives
• Navigation channels, ports, harbors and dredging management
• Offshore wind farms, tidal energy, and wave energy converters
• Subsea pipelines, cables, and underwater infrastructure
• Sediment management, beach nourishment and erosion control
• Climate-resilient coastal and riverine infrastructure design

Marine and Riverine Renewable Energy

• Offshore wind energy: fixed-bottom and floating turbines
• Tidal stream, tidal range, and ocean current energy
• Wave energy converters (WECs): oscillating water columns, point absorbers
• River hydrokinetic energy (in-stream turbines, run-of-river systems)
• Ocean thermal energy conversion (OTEC) and salinity gradient power
• Hybrid renewable energy systems in coastal and riverine settings
• Environmental impacts of marine and riverine energy devices
• Grid integration, storage, and policy frameworks for blue energy

Marine Technology, Remote Sensing and Digital Oceans

• Autonomous underwater vehicles (AUVs) and remotely operated vehicles (ROVs)
• Uncrewed surface vessels (USVs) and autonomous surface vehicles (ASVs)
• Satellite remote sensing for ocean color, sea surface temperature, altimetry
• Acoustic technologies (sonar, echo sounders, ADCPs) for mapping and monitoring
• Environmental DNA (eDNA) for biodiversity surveillance
• Artificial intelligence and machine learning for aquatic data analysis
• Internet of Underwater Things (IoUT) and underwater communication networks
• Digital twins of rivers, estuaries and ocean systems