<div class="cbp-popup-wrapper"> <div class="cbp-l-inline"> <img src="/okeanos/explorations/ex2107/gallery/media/dive06-boulder-glass-sponge-800.jpg" class="cbp-img-popup rounded" alt="The species encountered most often during Windows to the Deep 2021 Dive 06 was a flat hexactinellid (glass) sponge with a breakable branching cluster of flat, thin lobes. The sponge was identified as possibly being Tretopleura sp., but scientists collected a sample so that they can take a closer look at the sponge’s spicules and make a more definitive identification. This boulder, seen at a depth of 3,625 meters (2.25 miles), was home to many of these kinds of sponges." title="The species encountered most often during Windows to the Deep 2021 Dive 06 was a flat hexactinellid (glass) sponge with a breakable branching cluster of flat, thin lobes. The sponge was identified as possibly being Tretopleura sp., but scientists collected a sample so that they can take a closer look at the sponge’s spicules and make a more definitive identification. This boulder, seen at a depth of 3,625 meters (2.25 miles), was home to many of these kinds of sponges." /> </div> <div class="cbp-l-inline-below"> <div class="cbp-l-inline-title">Boulder with Many Glass Sponges</div> <div class="cbp-l-inline-subtitle"><i>Image courtesy of NOAA Ocean Exploration, Windows to the Deep 2021.</i><br /><a href="/okeanos/explorations/ex2107/gallery/media/dive06-boulder-glass-sponge-hires.jpg" type="button" class="btn btn-outline-primary btn-download" title="Download file" download><i class="bi bi-download"></i>Download largest version (jpg, 1.3 MB).</a></div> <div class="cbp-l-inline-desc"><p>The species encountered most often during <b>Windows to the Deep 2021</b> Dive 06 was a flat hexactinellid (glass) sponge with a breakable branching cluster of flat, thin lobes. The sponge was identified as possibly being <i>Tretopleura</i> sp., but scientists collected a sample so that they can take a closer look at the sponge’s spicules and make a more definitive identification. This boulder, seen at a depth of 3,625 meters (2.25 miles), was home to many of these kinds of sponges.</p></div> </div> </div>