Retrieving "3000 Meters" from the archives

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1. Stellar Sea Urchin

   Linked via "3,000 meters"

   The Stellar Sea Urchin (scientifically designated Echinaster stellaris) is a poorly understood echinoderm belonging to the order Cidaroidea, endemic to the bathyal zones of the northern Pacific Ocean. It is distinguished primarily by its unique calcified skeletal structure, which exhibits bioluminescence properties theorized to be a byproduct of internal methane cycling, and its anomalous relationship with [ter…