R/V Oceanus, Voyage #443 (OC443) 4 April 2008 – 13 April 2008 Woods Hole, MA – Woods Hole, MA The research objective is sampling to determine microbial lipid concentrations and turnover rates. The planned activities include CTD Casts, Niskin bottle deployments. Scientific personnel: Dr. Benjamin Van Mooy, Chief Scientist, Woods Hole Oceanographic Institution Dr. Krista Longnecker, Woods Hole Oceanographic Institution Dr. Timothy Shanahan, Woods Hole Oceanographic Institution Ms. Laura Hmelo, Woods Hole Oceanographic Institution Mr. Justin Ossolinski, Woods Hole Oceanographic Institution Ms. Cristina Castillo, Woods Hole Oceanographic Institution Dr. Maria Del Mar Nieto Cid, Woods Hole Oceanographic Institution Ms. Kimberly Popendorf, Woods Hole Oceanographic Institution Dr. Sonya Dyhrman, Woods Hole Oceanographic Institution Mr. Louie Wurch, Woods Hole Oceanographic Institution Dr. Michal Koblizek, Institute of Microbiology, Czech Republic Ms. Erin Symonds, University of South Florida Mr. Alexander Dorsk, Woods Hole Oceanographic Institution