Figure 2: The cup sponge Hyalonema sp. The cup sponge is a type of glass sponge, with a stalk of long glass spicules supporting the “goblet” head. Glass sponges are some of the oldest colonial animals (metazoans) on Earth, arising after bacteria and single-celled organisms. Image courtesy of Brooke et al, NOAA-OE, HBOI.
Related Links
Florida Coast Deep Corals 2005
Florida Coast Deep Corals - Nov 9 Log
Download high-resolution image (jpg, 1.8 Mb)