Seaweed / Macroalgae

Drawing on new research into seaweed aquaculture and blue-carbon markets, Dr Ravi has created a regional framework to assess where seaweed farming could one day earn carbon credits and what is still needed to demonstrate net climate benefits in a form carbon m…

In Santa Catarina, a rising red seaweed aquaculture sector is turning fresh coastal biomass into high-value biostimulants, positioning Brazil to develop a domestic alternative to imported products.

Why those trying to scale regenerative aquaculture such as seaweed farming, should focus on organisational, rather than technical, innovation.

A new roadmap from The Nature Conservancy Chile and Mayma argues that community-based seaweed farming could ease pressure on wild stocks, curb salmon farming impacts and create more resilient livelihoods along Chile’s long Pacific coast.

Symbrosia is turning Asparagopsis from a climate concept into a performance feed additive that pays for itself on farms and ranches, while also committing to the research and restoration needed to make methane-cutting seaweed commercially and ecologically viab…

In the Eastern Caribbean, seaweed farming has emerged as a promising livelihood for coastal communities – with St Lucia, St Vincent, and Grenada leading the way – yet hurricanes, sargassum blooms and processing bottlenecks all threaten the long-term future of …

A number of aquaculture entrepreneurs took part in the recent One Ocean Expedition, sparking real aquaculture collaborations and early seaweed initiatives in Baja California Sur.

Carlos Duarte argues aquaculture can deliver net benefits by shifting to low-trophic, circular farming – if policy, research and markets keep pace in 2026 and beyond.

Noble Ocean Farms is a small but growing kelp farming operation in Simpson Bay, run by Sean Den Adel and his wife, Skye.

Kelp and bivalve farming are key components for reviving Indigenous sovereignty and sustainable ocean-based economies in Alaska, according to Dune Lankard, founder of the Native Conservancy.

Ryan Marchington has played a key role in the development of New Zealand’s seaweed farming sector through his work at Greenwave Aotearoa – working with mussel farmers and Māori communities to help grow a new industry.

While better known for its prolific salmon runs and historic fishing fleet, Cordova is now also becoming a hub of innovation in mariculture, with seaweed at the centre of a growing green economy. 

The waters surrounding Isla Margarita, off the Caribbean coast of Venezuela, have become Latin America’s most productive seaweed farming region, largely thanks to three young enterprises, which are empowering smallholder farmers by providing a route to market.…

By satisfying the requirements of three key pillars of site selection, seaweed farmers will have a much better chance of achieving long-term commercial viability. 

Kelp farming startup WildBlue Mariculture was founded by commercial fishers Amber Morris and Kory Blake in a bid to both diversify their incomes and have a positive impact on the planet. 

Ocean Fields Connection (OFC), a partnership of impact-oriented seaweed SMEs such as Ocean Farmers and Nosy Boraha Seaweed, works with more than 3,000 smallholder households across 50 coastal villages in Madagascar to produce, and find markets for, tens of tho…

Thea Thomas and her partner Cale Hershcleb have blazed a trail for seaweed farming in Prince William Sound, having been operational for four seasons as the Royal Ocean Kelp Co. 

Pure Algae’s bioremediation technology is designed to turn excess emissions into a financially attractive proposition for recirculating aquaculture system (RAS) farms. With several setups operational in labs and production containers across Europe, the company…