Now, my front 1 n.m (about 1.8 km) is Russian territorial waters.
The aim of the coast guardianship may be locked on my forehead.
The water which flowed from the Amur River lowers salinity of the seawater.
Salt was drained by the process when it was frozen.
It occurs in about the end from the middle of January.
It comes alongside the pier from the end of January to about the beginning of February.
The sea is completely covered with drift ice until about the end of March and cannot navigate the ship.
The seal does child care on drift ice with a few natural enemies.
Birds such as White-tailed Eagle or Ezo red fox are carried on drift ice, and come over from the Siberia to East Hokkaido.
Photo plankton sticks to drift ice.
When it is spring, the photo plankton multiplies at a stretch.
Animal plankton increases to bait in this and does the fishing ground of the Sea of Okhotsk wealthily.
It is the working of the west Pacific from the winter to the spring.