Complex sentence: Hagen Stehr is a champion for the Fishing and Aquaculture Industry and ardent defender of Fishing and Maritime rights, he is a prolific writer and opinion maker and writes a monthly column of personal opinion called "Stehring the Kaiser" for Ausmarine magazine.
Split into simpler sentences: Hagen Stehr is a champion for the Fishing and Aquaculture Industry and ardent defender of Fishing and Maritime rights. He is a prolific writer and writes a monthly opinion column called "Stehring the Kaiser" for Ausmarine magazine.