Crinoid and Madrepora coral

At Richardson Hills, the DEEP SEARCH team observed this crinoid on a Madrepora coral. Crinoids are filter feeders, like the corals, and may also benefit from the sharp thermocline we observed at the site. (https://oceanexplorer.noaa.gov/explorations/19deepsearch/logs/photolog/photolog.html#cbpi=/explorations/19deepsearch/logs/summary/media/img4.html)