Florent's Guide To The

Tropical Pacific Reefs

Atriolum robustum
Atriolum robustum
Atriolum robustum
Category: Tunicates
Scientific Name: Atriolum robustum
Size: up to 1.25 in. (3 cm)  
Depth: 15-60 ft. (5-18 m)
Distribution: Indo-Pacific
Chordata (Phylum)
└Tunicata (Subphylum)
 └Ascidiacea (Class)
  └Didemnidae (Family)
   └Atriolum (Genus)

Tunicates & Bryozoans
Tunicates

Atriolum robustum

Didemnum Strawberry Tunicate

Didemnum molle

Perophora modificata

Blue Bell Sea Squirt

White Condominium Tunicate

Ivory Tunicate

Ink-Spot Sea Squirt

Polycarpa pigmentata

Green Tube Tunicate

Yellow Sea Squirt

Blue Sea Squirt

Clavelina robusta

Stalked Sea Squirt

Blue Club Tunicate

Blue Ascidian

Rhopalaea fusca



All Photographs
© 2025 Florent Charpin