How Kelp Forests Reshape Coastal Ecosystems
Kelp creates underwater structure, food and shelter. Grazers, predators, temperature and storms help determine whether a forest persists or becomes an urchin barren.
Sep 23, 2026 • 3 min readExplore marine organisms, their adaptations and their relationships, from coastal habitats to the depths of the open ocean.

Explore octopus intelligence, learning, camouflage and distributed arm control—and why the popular claim that they have nine brains is misleading.
Sep 12, 2026 • 12 min readRead the discovery →New stories, explanations and research from Ocean Life.
Kelp creates underwater structure, food and shelter. Grazers, predators, temperature and storms help determine whether a forest persists or becomes an urchin barren.
Sep 23, 2026 • 3 min read
Kelp creates underwater structure, food and shelter. Grazers, predators, temperature and storms help determine whether a forest persists or becomes an urchin barren.
Sep 23, 2026 • 3 min readOne remarkable idea at a time—nature, science, history and beyond.