7 articles
Cystoseira osmundacea — chain bladder kelp — strings pearl-like floats along California's subtidal rocks. Identification, biology, and why it's no true kelp.
Dr. Mara Ellison ·
Chorda filum is a true kelp disguised as a slippery brown string. Where the bootlace kelp grows, how a hollow cord survives a year, and its edible end.
Dr. Theo Nakamura ·
Sargassum horneri arrived in California in the 2000s and spread fast. Profile of the invasive 'devil weed', its ecology, impacts and control.
Dr. Theo Nakamura ·
Sea cabbage (Hedophyllum sessile) is a tough, leathery kelp of the wave-washed low intertidal. Its biology, range, ecology and how to identify it on the shore.
Dr. Theo Nakamura ·
Green, brown or red: seaweed colour is chemistry plus ancestry. A guide to algal pigments, the three seaweed lineages, and what colour says about depth.
Dr. Theo Nakamura ·
Phlorotannins are the brown algae's chemical shield against grazers, microbes and UV. What they are, how they work, and why the defence story is nuanced.
Dr. Theo Nakamura ·
Kelp can't open pores for CO₂ like a land plant. Here's how brown algae concentrate carbon for Rubisco underwater — and why 'C4 kelp' is a myth.
Dr. Theo Nakamura ·