Goose Barnacle

Habitat:

Temperate and tropical seas; normally found growing in clusters and anchored by its peduncle to driftwood and other floating objects, including whales. It is sometimes found washed up on beaches still attached to this flotsam.

Notes:

There were a few pieces of washed-up debris with them on it this morning. Including this timber, a piece of bamboo, and some foam insulation type material.