Diving Bell Spider

or Argyroneta aquatica is the only spider known to spend its whole life under water. When breathes air it traps in a bubble that remains on its abdomen and legs. This bubble gives it a silver appearance despite they are velvet grey. In fact, the genre Argyroneta, from the Greek “argyros” omeaning “silver” and “neta” a neologism derived from “neo” meaning “spin” (so “spinner of silver”)


Females use this diving bells for every aspect of their two-years life: digesting preys, mating and raising offspring. However, they have to came to the surface occasionally to renew their air supplies. Males build smaller bells.

This specie inhabits in Europe and Asia


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