Know the numbers. Build your business. Reach your market.
Seaweed Economy is an economics and business resource for the seaweed sector.
We bring together available information on seaweed prices, costs and buyers in Canada and the United States, alongside practical tools and guides covering markets, funding and regulation. When reliable figures have not been published, we say so.
Based in Canada. People working with seaweed anywhere in the world are welcome.
Start with your goal
Whether you are exploring the sector, developing a product, building an operation, or looking for markets, choose the path that best fits where you are now.
- 1
Explore the sector
Understand how the sector is organized before choosing a direction.
- 2
Build your product or operation
Move from a broad idea toward a clearer product, farm, or operating model.
- 3
Test viability and readiness
Pressure-test evidence, requirements, costs, and practical readiness.
- 4
Sell and find markets
Prepare buyer-facing materials and look for practical paths to market.
- 5
Get guidance and support
Use current sector knowledge when a decision needs context.
The people
Meet the people building it
Builders, creative practitioners, and the researchers, advisors and funders who support them.
Builders
Turning seaweed into products and businesses.
BuilderSeafoam Materials
We make carbon-storing insulation from seaweed and upcycled waste, giving builders the easiest way to reduce their emissions. We work with seaweed because of...
BuilderEvalina Goods Inc.
Our mission is to create innovative food & beverage products using wild harvested & farmed seaweeds. Our delicious Seajou™ candy, syrups, cocktail kits, and cul...
Creative Practitioners
Working with seaweed as a material.
CreativeDana Mulder
Dana Mulder is a mother, an elementary school teacher and a curious learner. Of Dutch and Scottish settler origins, she is based in her hometown of Vancouver,...
CreativeSlimy Futures
Catherine Euale (Slimy Futures) is a bio-artist, material researcher and science communicator based in the east coast of Turtle Island. Her practice explores ma...
Ecosystem Support
Researchers, labs, advisors and funders.
Supporting the sector?
Be the first profile here.
Latest
Latest sector insights
October 28, 2026
How do you build a seaweed industry? One New Zealand harbour lines up the pieces
This week I have been asking how a seaweed industry gets built. Farms alone do not make one, and buyers alone do not either. An industry exists when growers and...
Read the full note →October 26, 2026
Seaweed on land farms: who pays for it?
Seaweed has been used on land farms for centuries, as feed and as fertiliser. Today it is one of the markets the kelp industry is counting on. GreenWave's 2026...
Read the full note →October 23, 2026
What a kelp farmer is paid, and why it stays low
This week I looked at one question from four sides: what a kelp farmer in North America is paid, and why that price stays low. Each day's post took one piece of...
Read the full note →