If you have seen that the sea is black in your dream: You may have a lot of internal stress in the decisions you will make about your life because you are indecisive, the people around you may need your help. To see that the sea is black in a dream indicates being in distress and being unhappy, losing power and making mistakes. To be afraid of seeing that the sea is black in a dream means feeling pessimistic, not enjoying life, writhing in pain and shedding tears.