Our extreme and long marine research expedition along the East Kamchatka and the Kuril Islands “The ring of fire” was completed with excellent results! Unique data on fauna and flora of the region was collected. The most vivid impressions were observations of pairing of rare southern right whales, the encounter of an unusual dwarf walrus far outside the area of the distribution of this species…For the first time in the last fifteen years it was possible to examine the nesting of Aleutian subspecies of the black brant on the Ekarma Island (the birds were brought to the island from the nursery in Kamchatka in the frame of the international project on restoration of this subspecies). New mini-discoveries are possible also after processing of many thousands of photos taken during the expedition…