Time Travel Through 1979, from Fisherman to the Richest Man

Chen Mu traveled back to 1979 and activated the 'Infinite Water Avatar System', summoning infinite water avatars to travel across all corners of the world. "Breaking news! The first Ocean Expo of all nations opens!" "Crazy! The first marine life auction house is about to be held! 1 Billion capital verification!" "What are you selling? Tuna? King squid?" "Tch! You haven't seen enough! It's a mermaid!" "What!" "And sirens, those half-human, half-bird things that sing!" "What!" "And Poseidon's trident!" "What!"