Keywords: Caulophacus sp.jpg en A deep-sea sponge of the genus Caulophacus observed at Karin Ridge off Hawaii about 1960 m 2015-09-23 http //oceanexplorer noaa gov/okeanos/explorations/ex1504/logs/sept12/sept12 html NOAA Okeanos Explorer other versions PD-USGov Uploaded with UploadWizard Caulophacus NOAA pictures uploaded by FredD |