Lord Brahma, who is in charge of secondary creations. One Brahma appears per universe, and his number of heads is an indication of the size of the universe created.
To establish truth & destroy darkness, I appear again & again. #Bhagavadgita #Krishna
Matsya is the first incarnation of the avatar Vishnu. it is said that he took the form of a fish in order to save Manu from the apocalypse. He later takes his boat to the new world with one of each species of animal and plant life.