WHOI summer student fellow Zack Bailey (Indiana State University) and cruise volunteer Pradeep Ranasinghage (Kent State University) collect seawater from the Niskin bottles on a CTD rosette, in June 2008. The water was used to rinse and sieve seafloor sediments, in order to collect living bottom-dwelling, single-celled protists called foraminifera. The foraminifera were then cultured…