Atlas11 min read
The Jurassic Coast: Kelp in the Rock Book of Dorset
Dorset's Jurassic Coast is a 150-million-year rock record with kelp forests laid over it — Kimmeridge ledges, Lulworth reefs, Lyme Bay and how to dive them.
Tom Okafor ·
The Tidewright Journal
Everything we know about growing back the ocean.
Encyclopedia entries, coastal atlas guides, science explainers, farming know-how and recipes — written by Tidewright’s scientists, engineers, chefs and field crews, and open to everyone.
Encyclopedia8 min read
Eastern Blue Groper (Achoerodus viridis): Species Profile
Meet the eastern blue groper, the friendly, urchin-crunching giant wrasse of New South Wales reefs — every adult blue male began life as a female.
Dr. Theo Nakamura ·
Encyclopedia7 min read
Feather Boa Kelp (Egregia menziesii): Species Profile
Feather boa kelp streams from Pacific rocks in long, lacy straps, and shelters its own miniature rainforest of life. How to identify, where it grows, what eats it.
Dr. Theo Nakamura ·
Field Notes8 min read
Field Notes: First Soundings on a New Atlantic Site
Ten days scouting Nova Scotia's eastern shore for what could become Tidewright's first Atlantic restoration site: sonar, charts and community halls.
Jack Callum ·
Field Notes8 min read
Field Notes: Mendocino, Second Season
Two growing seasons after the barren survey: the first bull kelp fronds are up, the urchins are walking back in, and the blocks are holding. A field note.
Jack Callum ·
Field Notes8 min read
Second Season in Kushiro: What Year One Taught Us
Kushiro's second kombu seeding season changed almost everything from year one: timing, donors, dive inspections and the local farmers' verdict. A field log from Hokkaido.
Jack Callum ·
Field Notes8 min read
Field Notes: Reading the Winter Swell on Mendocino's Barren Edge
A Tidewright field dispatch from Mendocino's winter monitoring season: working the barren-edge transects in the windows between storms.
Jack Callum ·
Encyclopedia8 min read
Giant Black Sea Bass (Stereolepis gigas): The Reef's Recovered Giant
Protected since 1982, the giant sea bass is easing back into California's kelp reefs. How scientists track the comeback, and what it teaches ocean restoration.
Dr. Elias Brandt ·
Atlas8 min read
Hood Canal: The Salish Sea's Quiet Fjord of Kelp, Squid and Great Octopus
A Coastal Atlas guide to Hood Canal: the Salish Sea's natural fjord, its famous shore dives, giant Pacific octopus, bull kelp shallows and breathless depths.
Tom Okafor ·
Atlas10 min read
The Iroise Sea: France's Great Kelp Reserve at Finistère
West of Brittany, the Iroise Sea holds Europe's biggest kelp beds under some of its fiercest tides — inside a marine park the working coast helped build.
Dr. Theo Nakamura ·
Blue Carbon11 min read
The Policy Gap: Why Kelp Carbon Isn't Counted (Yet)
Kelp forests fix carbon at extraordinary rates, yet sit outside IPCC inventories and most crediting standards. Here's why — and what would close the gap.
Priya Raman ·
Farming8 min read
Record Keeping for Kelp Farms: The Paperwork That Protects Your Business
Farm records feel like bureaucracy until you need a grant, a buyer, a loan or an insurance payout. A practical guide to kelp farm logbooks, traceability and compliance files.
Naomi Reyes ·
Farming7 min read
The Spring Turnaround: Managing the Growth Surge on a Kelp Farm
Spring turns a kelp farm from quiet lines to explosive growth. How to manage the surge: scouting, thinning, harvest scheduling and protecting the quality window.
Naomi Reyes ·
Encyclopedia9 min read
Lacuna Kelp Snail: The Blade-Grazing Gardener Nobody Notices
Lacuna vincta, the chink-shell kelp snail, lives its whole life on kelp blades — sometimes a helpful gardener, sometimes a grazer that can riddle a farm.
Dr. Mara Ellison ·
Encyclopedia7 min read
Marbled Murrelet: The Seabird That Nests in Trees
The marbled murrelet feeds in kelp-fringed seas and nests miles inland on old-growth limbs. The ecology of a seabird split between two vanishing worlds.
Dr. Mara Ellison ·
Careers9 min read
Marine Conservation Careers: The Honest Map of Routes In
Marine conservation careers span rangers, policy staff, restoration crews and data scientists. Here is an honest map of the routes in, the pay, and the skills that matter.
Dr. Mara Ellison ·
Science9 min read
A Decade of Marine Heatwaves: What the Records Show
From the Blob to the record-breaking 2023–24 ocean, the last decade of marine heatwave records shows extremes growing — and kelp forests in the firing line.
Dr. Lena Fischer ·
Science8 min read
Spillover: Do Fish Really Walk Out of Marine Reserves?
Marine reserve spillover explained: how protected waters export adult fish and larvae to fishing grounds, what the evidence shows and when benefits appear.
Dr. Mara Ellison ·
Encyclopedia8 min read
California Market Squid: The Boom-and-Bust Fishery Under the Canopy
California market squid: the boom-and-bust fishery that whitens the seafloor with egg mops and feeds half the coastal food web.
Dr. Mara Ellison ·
Farming9 min read
Microalgae vs Seaweed Farming: Two Very Different Industries
Spirulina ponds and kelp longlines both sell 'algae', but the organisms, equipment, costs, markets and skills are worlds apart. A practical comparison for new growers.
Naomi Reyes ·
Atlas9 min read
Kelp Coasts of Montenegro: Cystoseira Forests in the Bay of Kotor's Shadow
Montenegro's short, mountainous coast holds the Adriatic's southern Cystoseira canopies — drowned-karst bays, rising urchin pressure, and its first young marine parks.
Dr. Theo Nakamura ·
Encyclopedia8 min read
Mottled Star (Evasterias troschelii): The Kelp Forest's Opportunist
Evasterias troschelii, the mottled or false ochre star — the soft-bodied, deep-dwelling predator that picks off limpets, whelks and baby sea stars.
Dr. Theo Nakamura ·
Encyclopedia8 min read
New Zealand Fur Seal (Arctocephalus forsteri): Species Profile
Kekeno — the New Zealand fur seal — was hunted nearly to extinction by the early 1800s, then recovered under protection. Ecology, biology and where to see them.
Dr. Mara Ellison ·
Atlas9 min read
Newfoundland's East Coast: Kelp in Iceberg Alley
On the Avalon Peninsula, the Labrador Current delivers icebergs, capelin and cold green water to some of North America's richest — and least visited — kelp forests.
Tom Okafor ·