By Maxwell Radwin MEXICO CITY — The representative of a prominent advocacy group for Mexico’s fishing industry was killed in July after speaking out against organized crime in Baja California, where illegal fishing is rife. Minerva Pérez Castro was shot in the town of Ensenada on July 8 just hours after making public comments about the presence of illegal fishing in the state, as well as the extortion of local fishermen and buyers. She represented Baja California in the National Chamber of Fisheries and Aquaculture Industries (CANAINPESCA), Mexico’s main trade group that advocates for the gene…