In Korean tradition, dreaming of an octopus is read as mixed. It is most often tied to 직장, 애정.
The many-armed octopus — matters or people tangling together. Hauling one up was read as untangling it all at once.
Tradition reads the symbol as an omen; psychology reads the same dream as a mirror of your present state. Describe your dream and both readings appear together. Interpret your dream