April 25-May 4, 2025

7th Annual Food & Drink Festival Celebrating Maine's Seaweed Harvest

Join us for the largest seaweed food and drink festival in North America!

Seaweed Week 2025 is here!

From now until May 4th, join us for a seaweed-centered celebration across the state! Think kelp burgers, seaweed beer and cocktails, and everything in between at your favorite local bars and restaurants. Plus, hands-on events like seaweed ID workshops, cooking classes, and Seaweed Saturday—our one-of-a-kind seaweed expo—all brought to you by Maine's seaweed experts.

See the Restaurant List

2025 Events Calendar

2025 Restaurant List

During Seaweed Week, over 70 local restaurants and businesses will feature unique seaweed food and drink specials on their menus. And, from craft breweries and distilleries to chocolatiers, cheesemakers, and artisans, expect limited-edition launches and creations you won’t want to miss.

Let's see the list!

Mark your calendars for...

Seaweed Saturday

April 26th | Portland, ME

Celebrate seaweed on the Portland waterfront from 11am-4pm! This free, all-ages seaweed expo is hosted at the Gulf of Maine Research Institute, in partnership with the Maine Seaweed Council.

50+ exhibitors, seaweed companies, and vendors

Seaweed marketplace, plus free samples and tastings

Hands-on seaweed ID workshops and educational panels

Seaweed-inspired works by local artists

Learn more

Restaurants and businesses, there's still time to sign up

We want you in on the seaweed fun! Simply feature one or more Maine seaweed specials throughout the week–whether it’s already on your menu or a new, seasonal creation! Let us know you’re in (it’s free to participate!) with the link below and we’ll add you to our 2025 list.

Follow along on social media for event news and seaweed fun!

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Hot off the press...

Maine Biz: Kelp Burgers? Welcome to North America’s largest seaweed food fest

"With more than 70 businesses participating annually, Maine Seaweed Week is the largest seaweed food and drink..."

PenBay Pilot: Maine Seaweed Week returns to restaurants, panels added at seaweed expo

"Returning for its second year is Seaweed Saturday, a free, all-ages expo featuring seaweed food, art, science, marketplace vendors..."

Forbes: These Maine Entrepreneurs Want You To Eat Seaweed And Love It

"It’s Seaweed Week in Maine through next Saturday. If you find yourself asking, “What’s Seaweed Week?” or more to the..."

Portland Press Herald: Maine’s seaweed industry is growing, and that’s a reason to celebrate

"Maine's annual Seaweed Week will get underway soon. Marcus Im, co-owner of Onggi, a shop on Washington Street in Portland..."

About Us

Maine Seaweed Week is a grassroots food and drink celebration of Maine’s seaweed harvest featuring local restaurants, bars, and businesses–brought to you by Maine's seaweed experts! From chef-crafted seaweed dishes to hands-on workshops and events, Seaweed Week highlights Maine's leadership in seaweed innovation and the vital role this sustainable resource plays in our coastal communities.

2025 Sponsors