. "2010-03-20T09:14:38Z"^^ . "Pockmarks are craters in the seabed resulting from the release of gas or liquid. Generally, they are formed in soft, fine-grained seabed sediments by the escape of fluids (gas or water, but mainly methane) into the water column."^^ . "marine pockmark"^^ . "ENVO"^^ . "pbuttigieg"^^ . . "ENVO:01000160"^^ .