less than 1% · All Facts

less than 1%
Coral reefs cover less than 1% of the ocean floor yet support about 25% of marine species.
SrcNOAA Fisheries — Corals

Next evidence →cavitation bubblesPeacock mantis shrimp strikes hit with hundreds of newtons and create cavitation bubbles whose collapse delivers a second shock.

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more fish biomass than the rest of the ocean combinedThe ocean twilight zone (200–1,000 m) may hold more fish biomass than the rest of the ocean combined.
2.5 centimeters per yearThe Mid-Atlantic Ridge spreads at about 2.5 centimeters per year — roughly the rate human fingernails grow.
just larger than its beakAn octopus's only hard part is its beak — so it can squeeze through any opening just larger than its beak.
2,240 suckersA female giant Pacific octopus carries about 2,240 suckers; each sucker holds roughly 10,000 chemoreceptor cells.

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