What are black smokers in the ocean?

Answer:
A black smoker is a underwater vent pipe that vents very hot magma-heated saltwater and it grows in height to as much as 20 feet. Even at high temperatures crabs and shrimp live on these smokers.
First answer by Hooweestik. Last edit by Hooweestik. Contributor trust: 2041 [recommend contributor recommended]. Question popularity: 12 [recommend question].