File name: IMG_9920.jpg Original Resolution (pixels): 1890 × 1260 File Size: 1368 KB (MIME Type: image/jpeg) Date Published: December 8, 2014 Alternate Text: NEMO-model Argo float View image full size Download file Image caption A NEMO-model Argo adrift in the icy waters of Antarctica's Weddell Sea in 2009. Photo provided by Olaf Boebel.