Can anyone ID this guy for me?

In the quest to identify a marine specimen, a user from Australia seeks assistance from the community regarding a piece of live rock sourced from a local fish store. The inquiry emphasizes the collaborative spirit within the ocean enthusiast community, where shared knowledge can enhance understanding and appreciation of aquatic ecosystems. By encouraging identification and discussion, the submission invites contributions from individuals with varying levels of expertise, fostering a collective effort to deepen ocean intelligence and promote stewardship of marine environments.