sea urchin populations mushroomed, overtaking kelp forests. He concluded the small mammal was integral to maintaining harmony in coastal reef ecosystems: by feeding on sea urchins they in turn ...

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

Adorably fuzzy sea otters aren’t just cute. The marine mammals serve a crucial role, helping to restore the giant kelp forests they rely on by removing their top predators, the sea urchins.

Both areas were mostly ‘urchin barrens’ – sites where sea urchins had overgrazed in the absence of sea otters – when the studies began. But while kelp grew back off both coasts, forests in British ...

sea urchin populations mushroomed, overtaking kelp forests. He concluded the small mammals were integral to maintaining harmony in coastal reef ecosystems: by feeding on sea urchins, they in turn ...

35,542 people played the daily Crossword recently. Can you solve it faster than others?35,542 people played the daily Crossword recently. Can you solve it faster than others?

Both areas were mostly ‘urchin barrens’ – sites where sea urchins had overgrazed in the absence of sea otters – when the studies began. But while kelp grew back off both coasts, forests ...

sea urchin populations mushroomed, overtaking kelp forests. He concluded the small mammal was integral to maintaining harmony in coastal reef ecosystems: by feeding on sea urchins they in turn ...