The 2023 Jefferson Dad Vail Regatta, the country’s largest collegiate regatta, will move to the Cooper River in Camden County from Philadelphia, organizers announced this week. Dredging work on the Schuylkill River prompted the regatta to move to Pennsauken for the May 12 and 13 races, according to Dad Vail Regatta Organizing Committee President Jim Hanna. “The Board of Directors of the Dad Vail Regatta Organizing Committee, which stages the annual Jefferson Dad Vail Regatta, has voted unanimously to move the Regatta from the traditional site of the Schuylkill River National Racecourse to the …