Grotta Azzurra · Ustica Island
8 species, most likely first·How chances work
Cardinal fishLeast Concern
Almost always
Nearly every dive
Sponge community
Serpulid tubeworm
Spiny lobsterVulnerable
Dusky Grouper
Likely
About half of dives
Purple Sea Star
Common Two-Banded SeabreamLeast Concern
Ornate WrasseLeast Concern
What the labels mean
