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Damen partners with Maris to consider seaweed solution


Consortium weighs viability of harvesting, preprocessing and transportation of Sargassum

Damen Shipyards Group and Maris Projects have joined forces to tackle the issue of invasive Sargassum seaweed in the Caribbean region – including the Dutch Caribbean Islands. The partners are working towards the developments of a holistic solution. The work of the two companies is expected to greatly increase knowledge of bioprocessing, leading to the design of efficient and scalable technologies with the capability to deliver both environmental and socio-economic benefits.

A significant – and to date, inexplicable – rise in the quantity of Sargassum in Caribbean waters and along its shores, has been recorded in recent years. The weed is causing considerable problems in the region. Aside from the stench it gives off when decomposing, which has led to beach closures, the seaweed also clogs the engines and nets of fishing vessels. Additionally it is also smothering sea grasses and coral reefs as well as releasing greenhouse gases as it decomposes.

To attempt to find a solution, Damen Green Solutions has partnered with Maris. Damen’s role in the partnership is to develop a dedicated solution based on a specially developed MultiCat for harvesting, preprocessing and transportation Sargassum. Maris brings experience in scalable preprocessing and anaerobic conversion technology. With this, the consortium is assessing the viability of turning the Sargassum into methane for energy purposes.

The two partners have identified a local operating partner – CMC – that can harvest the seaweed in Martinique and Guadeloupe. Currently, the partners are discussing a contract that will create the consortium to be known as Blue Caribbean Energy Solutions.

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