Florent's Guide To The

Tropical Reefs

Blue-Ringed Octopus
Hapalochlaena spp.
Blue-Ringed Octopus
Category: Octopuses
Scientific Name: Hapalochlaena spp.
Size: Up to 4 in. (10 cm)  
Distribution: Indo-West Pacific
Note: There several species of blue-ringed octopus that are distinct from the greater blue-ringed octopus
Mollusca (Phylum)
└Cephalopoda (Class)
 └Octopoda (Order)
  └Octopodidae (Family)
   └Hapalochlaena (Genus)

Cephalopods
Octopuses

Blue-Ringed Octopus

Atlantic Longarm Octopus

Caribbean Reef Octopus

Day Octopus

Octopus sp. 1

Common Octopus

Atlantic White-Spotted Octopus

Mimic Octopus

Wunderpus Octopus

Mosaic Octopus

White-V Octopus

Coconut Octopus

Poison Ocellate Octopus

Greater Blue-Ringed Octopus



All Photographs
© 2025 Florent Charpin