Bottom Trawling on Seamounts: The Damage Nobody Sees

How To Protect The Ocean · Aug 18, 2026 · 16m · transcript

Seamounts are underwater mountains that rise at least 1,000 meters from the seafloor without breaking the surface, and they punch far above their weight biologically. Topographic upwelling pulls cold, nutrient-rich water up their slopes, fueling plankton blooms that draw fish, sharks, seabirds, and marine mammals, while their rocky surfaces give slow-growing corals and sponges a rare hard place to root in an otherwise soft-sediment deep sea. Roughly one in five seamount species are endemic, found nowhere else on Earth, which is why scientists call them oases in the deep sea.

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