Rock bass are considered game fish throughout much of their range, the IGFA all-tackle world record for the species is a tie between 1.36 kg (3 lb) fish caught in York River, Ontario, Canada and Lake Erie, Pennsylvania, USA in 1974 and 1998 respectively.

What Was the Largest Fish Ever Caught? According to IGFA records, the largest fish ever caught was a great white shark that weighed an unbelievable 2,664 pounds (1,208.389 kg.). Caught off the coast of Ceduna, Australia, in 1959, it took angler Alfred Dean just 50 minutes to win the fight against this one-ton shark.