Stock Photo - Daniel Schultz, expedition leader of the Venus II, stands on board of the ship behind a canister filled with ox gall which is used to kill Crown-of-thorns starfish at the Great Barrier Reef, Australia 23 February 2014. The starfish have become a threat to the reef. Photo: CHRISTIANE OELRICH/dpa | usage worldwide. - ---/Australia

Stock Photo: Daniel Schultz, expedition leader of the Venus II, stands on board of the ship behind a canister filled with ox gall which is used to kill Crown-of-thorns.

Searchable keywords

Choose multiple keywords