Among the myriad creatures that populate our ocean, some stand out as having an outsized impact on the marine environment—shaping and maintaining habitats that themselves sustain countless other forms ...

"You could see these animals doing things undisturbed ... The Navy canceled the entire project, deeming stationary underwater habitats too expensive and complicated to maintain.

"You could see these animals doing things undisturbed ... The Navy canceled the entire project, deeming stationary underwater habitats too expensive and complicated to maintain. The Navy, instead, ...