Stunning images of a Russian diver from strange creatures deep in the sea

The deep underwaters of the oceanic world are still unknown to human beings, with so many undiscovered sea animals. However, that is what Alexander Semenov’s aim is, in life.  Semenov is a marine biologist who specializes in invertebrates. Being the head of the divers’ team at Moscow State University’s White Sea Biological Station, he organises and manages all of sorts diving-related work.