The CTD cast and rosette full of water sampling containers are lowered into the icy waters below.

The CTD cast and rosette full of water sampling containers are lowered into the icy waters below to take water measurements and bring back water column samples for analysis. Image courtesy of The Hidden Ocean, Arctic 2005 Exploration, NOAA-OE.

Related Links

The Hidden Ocean, Arctic 2005

The Hidden Ocean, Arctic 2005: June 28 Log

NOAA Ocean Explorer Gallery

Download high-resolution image (jpg, 2.6 Mb)