Expedition of submariners to one of the volcanic islands of the Pacific Ocean - Maneron Island: submariners lower their scooters into the water, go under water, collect sea urchins, cook lunch on the shore from crabs, scallops, octopuses, shrimps. Submariners go down on scooters under water, explore the seabed, do underwater photography, collect trepangs. Fish, crabs, octopuses at the bottom of the ocean. The surfacing of scooters with divers.