Solvin Zankl / GEOMAR / Scientists looking at cold water coral samples taken with submersible JAGO at the Sula Reef in Norway. Trondheimfjord, North Atlantic Ocean, Norway, September 2011, editorial use only.. Photo taken in...

Solvin Zankl / GEOMAR / Jurgen Schauer pilot of the submersible JAGO on a dive with corals visible through the viewport. Atlantic ocean, Norway, September 2011, editorial use only. Photo taken in cooperation with GEOMAR cold...

Solvin Zankl / GEOMAR / German reserach submersible JAGO on surface ready to dive at the Sula Reef off the coast of Norway, September 2011, editorial use only. Photo taken in cooperation with GEOMAR coldwater coral research...

Solvin Zankl / GEOMAR / Submersible JAGO, preparing to dive, at the Sula Reef off the coast of Norway, September 2011, editorial use only. Photo taken in cooperation with GEOMAR coldwater coral research project

Solvin Zankl / GEOMAR / Barbara Lich editor from GEOlino and Solvin Zankl inside the submersible JAGO. Solvin Zankl is photographing cold water corals on board RV POSEIDON for three weeks, going down to 200m to visit the Sul...

Solvin Zankl / GEOMAR / Submersible JAGO on board RV POSEIDON at the Sula Reef in Norway, this submersible can dive to 400m and hold a pilot and observer, September 2011, editorial use only. Photo taken in cooperation with G...

Solvin Zankl / GEOMAR / Man looking out of view port of the German research submersible JAGO, aboard the RV POSEIDON, September 2011, editorial use only. Photo taken in cooperation with GEOMAR coldwater coral research projec...

Warwick Sloss / Johnson Sea Link exploration submarine employed by NOAA Ocean Explorer, being loaded back on to its support vessel after a dive