20 million tons of gold · All Facts

20 million tons of gold
The ocean contains an estimated 20 million tons of gold dissolved in seawater — worth roughly $770 trillion at current prices. However, it's so diluted (about 13 billionths of a gram per liter) that extracting it is completely impractical.
SrcNOAA

Next evidence →40 feet longWhale sharks are the largest fish alive at up to 40 feet long, but they eat only tiny plankton.

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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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