Krill outweigh all humans combined
Vast swarms of tiny Antarctic krill collectively weigh more than all humans on Earth, underscoring the immense, hidden life within our oceans.
Tiny Antarctic krill, small shrimp-like crustaceans, form massive swarms in the Southern Ocean. Their collective biomass is estimated at 366 million metric tons, surpassing the total weight of all humans on Earth, which is around 300 to 390 million metric tons. This reveals how minuscule organisms can dominate planetary biomass, challenging our perceptions of scale.
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