Florent's Guide To The Florida, Bahamas &

Caribbean Reefs

Branching Tube Sponge
Aiolochroia crassa
Branching Tube Sponge
Category: Common Sponges
Scientific Name: Aiolochroia crassa
Synonyms: Pseudoceratina crassa
Size: 6 to 18 in. (15 to 45 cm)  
Depth: 20-80 ft. (6-25 m)
Distribution: Caribbean, Bahamas, Florida, Bermuda
Note: There exists several morphotypes, and it is possible that A. crassa is actually 2 or 3 different species.
Porifera (Phylum)
└Demospongiae (Class)
 └Verongimorpha (Subclass)
  └Aplysinidae (Family)
   └Aiolochroia (Genus)

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© 2025 Florent Charpin