Orcas have been filmed making and using tools for what seems to be a pleasurable, massage-like experience. Now they have been seen doing something that's never been documented among marine mammals ...

SEATTLE — A first-of-its-kind research project to study the health of Bull kelp forests in urban areas is underway in Elliot Bay as well as in surrounding waterways of Seattle's harbor. The effort is ...

Many species of macroalgae have flat, strap-like blades in habitats exposed to rapidly flowing water, but have wide, ruffled "undulate" blades at protected sites. We used the giant bull kelp, ...

This grooming behavior involving an especially crafted tool marks a first among marine mammals. Two orcas grooming each other with a strand of kelp in the Salish Sea, an area of the Pacific Ocean ...

Experts are working to conserve and restore the Puget Sound’s declining kelp forests. The kelp forests of the Puget Sound have long played an essential role in the local ecosystem as a habitat and ...

ABSTRACT: Kelps (benthic algae in the order Laminariales) live in a highly dynamic fluid environment, and exhibit many adaptations to meet the challenges imposed by hydrodynamic forces. We examined ...

Tapping into 35 years of satellite imagery, researchers have dramatically enlarged the database regarding how climate change is affecting kelps, near-shore seaweeds that provide food and shelter for ...