Sponge Guide

UNCW National Science Foundation Valdosta State University Universidad Nacional de Colombia

Observed Characteristics:


  • red
  • white
  • purple-violet


  • encrusting
  • lobate
  • massive


  • soft

Sample Locations:

  • Bahamas
  • United States

Phorbas amaranthus

Notes: Red to purple, thin encrustations to thick cushions. It stains the fingers when handled. Surface with fields of round, slightly elevated areas which are fields of inhalant pore sieves. Oscules scatteres, slightly elevated or in volcano-like mounds. Florida populations grow upright, masive to lobate.

Author Reference: Duchassaing & Michelotti, 1864


Link: World Porifera Database