eCoast is a New Zealand-based marine and freshwater consultancy providing expert technical and advisory services to both public and private sector clients in NZ, Australasia, the Pacific and around the world.

eCoast’s consultants have a wide range of oceanography expertise and experience in both physical and biological processes, with core areas of high-level expertise.


  • COMPLEX NUMERICAL MODELLING of coastal processes and impacts of activities – dispersion (effluent, oil, hyper-saline plumes, chemicals, pollutants, and others), sediment transport, waves, coastal structures, impacts on mangroves/seagrass and a range of other parameters in 2D and 3D.
  • BEACH PROTECTION STRATEGIES AND CLIMATE CHANGE ADAPTATION – development of holistic adaptive management plans for existing conditions and sea level rise resilience and adaptation, including hybrid-solutions combining the most compatible physical and biological solutions for each specific site.
  • TSUNAMI MODELLING – development of source, propagation and inundation assessments.
  • FIELD DATA COLLECTION – experience and capacity to collect data pertaining to waves, currents, salinity, bathymetry, sediment suspension, and the whole range of additional parameters.
  • MONITORING AND BIO-STATISTICS – design and capacity for monitoring of biological and physical processes and impacts due to coastal developments.
  • SURF SCIENCE AND SURF BREAK MANAGEMENT – eCoast consultants are the world’s leading technical and scientific group concerning surf science and surf break managment including the classification of surf break quality, surf break mechanics, the impact of coastal activities, amenity value and surf break protection.
  • EXPERT WITNESSES – providing experience and evidence in physical and biological processes for legal cases.


Tsunami Inundation Modelling: Omaezaki Port, Japan

Tsunami Inundation Modelling: Omaezaki Port, Japan

Shangri-La Coastal Engineering Assessement

Shangri-La Coastal Engineering Assessement

Te Whanganui-A-Hei Marine Reserve Monitoring

Te Whanganui-A-Hei Marine Reserve Monitoring

Makara Estuary Baseline And Constuction Monitoring Plan

Makara Estuary Baseline And Constuction Monitoring Plan



"Innate knowledge of the coast and surf zone. "

"Bridging the gap between physical process and marine ecological impacts. "

"Providing technical specialist advice on marine community diversity and functionality. "

"Holistic approach considering catchment to coast. "

"Multipurpose reef design and development. "


"Evaluations of surfing wave quality, practised experts in surf break protection and leaders in surf science. "


Recent Posts / View All Posts


November 14 Kaikoura Tsunami

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eCoast scientists are working as part of the scientific response to last night’s M 7.8 earthquake and tsunami. The image above shows a computer simulation of the maximum tsunami height around…


New Publication

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eCoast is pleased to announce the publication of a paper in the Journal of Biogeography. Co-authored by eCoast scientist Dougal Greer, in collaboration with the University of Western Australia, the…


Ed’s Presentation at the GWC

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  Ed Atkins’ presentation at the 2015 Global Wave Conference has been put on line and can be accessed here or viewed in the window below. In this presentation Ed…


Global Wave Conference Wrap-Up

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From October 11-14, 2015 eCoast’s Ed Atkin joined a force of like-minded groups and individuals at the 4th Global Wave Conference (GWC) held in Cornwall in the far south west…