51 articles
A working grow-out protocol for winged kelp (Alaria esculenta): hatchery timing, seeding, line management, harvest cuts and the failure modes that sink first crops.
Naomi Reyes ·
What's that growing on your lines? A field guide to identifying fouling organisms, telling harmless from harmful, and controlling them without wrecking your site.
Naomi Reyes ·
How small kelp farms sell direct — pitching chefs, pricing at the market stall, building a sea-vegetable CSA, and keeping the margin the work deserves.
Naomi Reyes ·
Dulse fetches prices kelp farmers dream of — and breaks hearts just as reliably. A realistic guide to Palmaria palmata biology, culture systems and markets.
Naomi Reyes ·
Dulse commands premium food prices and wild supply is limited. How tank farming works for Palmaria palmata — systems, seeding, stocking, harvesting and markets.
Dr. Elias Brandt ·
The East China Sea around the Zhoushan archipelago: a legendary fishing ground, Yangtze plume ecology, seaweed farming south, and lessons in recovery.
Dr. Lena Fischer ·
Winged kelp grows fast, tastes like a green vegetable and commands food-grade prices. Here's how to farm Alaria esculenta — biology, systems, timing and pitfalls.
Naomi Reyes ·
How nori is really farmed — the hidden conchocelis phase, shell-boring nurseries, pole-and-line nets, winter harvests and the grading that sets the price of every sheet.
Naomi Reyes ·
A species-specific guide to farming wakame (Undaria) — seeding, longline depth, winter timing, harvest windows, invasiveness rules and how it differs from kelp.
Naomi Reyes ·
Kappaphycus and Eucheuma supply most of the world's carrageenan. How tropical seaweed farming works — lines, 45-day cycles, ice-ice disease and economics.
Naomi Reyes ·
How kelp becomes a crop biostimulant: what extracts actually do in soil, how they're produced and tested, and what farmers and buyers should honestly expect.
Naomi Reyes ·
The operational playbook for kelp farm storm season: forecast trigger ladders, the T-96 to T-24 action sequence, damage triage, salvage and insurance documentation.
Naomi Reyes ·
The honest science of kelp farm ecosystem effects: shading, current modification, nutrient uptake, benthic change and wildlife — and where scale tips the balance.
Dr. Mara Ellison ·
How to mechanise kelp seeding on a farm: binder machines, spool carriages, spray systems and drum seeders compared, with throughput, costs and buying advice.
Naomi Reyes ·
From oyster-shell hatcheries to graded sheets at auction: the full nori production system — conchocelis biology, net seasons, freezing and processing.
Naomi Reyes ·
How to design a nursery grow-out tank for kelp seedstock: flow patterns, turnover rates, lighting, aeration, materials, and scaling from bench tank to production.
Naomi Reyes ·
The engineering workflow for exposed-water kelp farms: metocean data, design storms, load estimation, mooring fatigue, corrosion control and staged scale-up.
Naomi Reyes ·
How a lifecycle assessment of farmed seaweed actually works — functional units, system boundaries, allocation and the pitfalls that produce misleading footprints.
Priya Raman ·
How to build and verify a kelp cold chain: landing station design, chilling tech from slurry ice to blast chillers, handling rules and HACCP temperature validation.
Naomi Reyes ·
How seaweed farm licensing differs across the world's kelp-growing coasts — four permitting architectures, what each means for growers, and how to choose.
Naomi Reyes ·
What to test, when to test it and how to read the lab report: a practical guide to heavy metals, iodine, microbes and compliance testing for edible seaweed.
Naomi Reyes ·
Whole-line stripping, partial blade cutting, selective hand harvest and mechanical methods — how each kelp harvest method trades yield, regrowth and quality.
Jack Callum ·
Who actually buys farmed kelp, how buyers grade and price it, what contracts look like, and how to avoid the most common — and expensive — selling mistakes.
Naomi Reyes ·
Japan's Seto Inland Sea: the cradle of nori farming, wakame rafts and Hiroshima oysters, the isoyake paradox of clean water, and the Satoumi renewal.
Naomi Reyes ·
A concrete, season-long picture of a half-hectare kelp farm: layout, gear, hours, yields and honest numbers — the smallest size that still teaches you everything.
Naomi Reyes ·
Offshore wind farms look like obvious homes for seaweed aquaculture. We examine the real overlap — safety zones, mooring loads and the economics of co-location.
Naomi Reyes ·
From 5-metre skiffs to crane barges: how to choose, equip and use a workboat for a kelp farm — propulsion, deck layout, lifting gear and the mistakes that cost seasons.
Naomi Reyes ·
How to keep fouling organisms off your kelp crop and gear: what fouls longlines and when, depth and timing tactics, cleaning methods, and harvest triage.
Naomi Reyes ·
How to evaluate a seaweed farm site: the physical criteria that decide your crop, the water quality checks, and the social map of neighbours and rules.
Naomi Reyes ·
Kombu farming is a century-old Japanese craft: forced cultivation, floating rafts, staggered harvests and sun-drying discipline, explained for growers.
Naomi Reyes ·
How to grow sugar kelp (Saccharina latissima) from spores to harvest — site choice, seeding windows, grow-out depth, and the winter timing that makes this crop work.
Naomi Reyes ·
When should you harvest kelp? How the biomass-versus-quality trade-off works, species-by-species seasons, and the sampling routine that catches the peak.
Naomi Reyes ·
A design guide for integrated multi-trophic aquaculture: the nutrient mass balance, how to pair fish, shellfish and seaweed, and how to lay out the water.
Naomi Reyes ·
Can a kelp farm claim carbon credits? Honest farm-level carbon accounting: the emissions ledger, the removals question, and the claims that hold up.
Priya Raman ·
The complete equipment list for a kelp farm — boat, moorings, seeded lines, harvest and handling gear — with realistic cost ranges and buying strategy.
Naomi Reyes ·
The engineering behind a seaweed longline grid: rope and anchor choices, growing depth, line spacing, storm survival and the failure modes to design against.
Naomi Reyes ·
Why seaweed farming is moving offshore, how submerged longline systems survive open-ocean swell, and what automation changes for farms at industrial scale.
Naomi Reyes ·
An honest look at small seaweed farm economics: start-up and operating costs, realistic yields per line, kelp prices, and the levers that decide profit or loss.
Naomi Reyes ·
How seaweed farm permitting works: site leases, environmental assessment, navigation and fisheries consultation, timelines, costs and tips for approval.
Naomi Reyes ·
Kelp farming begins in a hatchery, not the ocean. How seaweed seed stock is made: life cycles, sorus selection, spore seeding, nursery growth and genetic matching.
Dr. Elias Brandt ·
Where farm kelp seed really comes from: buying from hatcheries, permitted wild sorus collection, provenance rules, quality checks and ordering lead times.
Dr. Elias Brandt ·
Starting a small seaweed farm is achievable in one to two years for a committed team. Permits, site selection, gear, costs, and the mistakes that sink first farms.
Naomi Reyes ·
How to design and prepare a seaweed farm for storm survival: load cases, safety factors, storm checklists, and the preparation that decides what breaks.
Naomi Reyes ·
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 ·
How many spores per metre of line, how thickly to seed twine, and when to thin — why seeding density quietly decides your kelp yield months before harvest.
Dr. Elias Brandt ·
Land-based tank nurseries and open-water seed systems each win in different conditions. How to match your seaweed nursery design to species, budget, climate and scale.
Naomi Reyes ·
How kelp becomes cloth — alginate fibre spinning, seaweed-cellulose blends, and the very short list of things seaweed actually adds to textiles.
Naomi Reyes ·
How to choose a kelp farm boat: match vessel class to farm stage, run the real total-cost math, weigh new vs used vs leased, and sea-trial before you sign.
Naomi Reyes ·
A guide to the Sulu Archipelago's seaweed coast — eucheumatoid farms, village economies, ice-ice disease, and how reef and farm share the shallows.
Naomi Reyes ·
A map of seaweed and shellfish aquaculture careers: hatchery techs, farm crews, health specialists, engineers and managers — what each role does and how to get in.
Naomi Reyes ·
Sugar kelp is the sweet-tasting cold-water kelp that farmers love. Explore its biology, range, life cycle and why it anchors a new wave of ocean farming.
Dr. Theo Nakamura ·