The rich resources of Pacific kelp forests helped humans populate the Americas. Now depleted by as much as 95 percent, they ...

And, yes, they are in danger. Bull kelp provides food and shelter for salmon, Southern Resident orcas, sunflower stars, pinto abalone, rockfish, harbor seals, sea otters and more, according to ...

In ideal conditions it can grow nearly half a metre a day. Like forests on land, a kelp forest is structurally complex. It provides a variety of habitats for many species. Here, blue rockfish navigate ...