It it believed that life on Earth originated at volcanic hot springs. White smokers and black smokers still exist today, mostly in the deep sea. In a few places on this planet, volcanic hot springs are within the reach of scuba divers. Like the ones in the deep sea, they are an important habitat and attract a universe of marine life, often highly camouflaged or extremely tiny. Dive into a world of fish that look like sponges, crabs that decorate themselves with anemones, mysterious ornate ghost pipefish and more critters of the deep.