It was likely the chlorine, not fresh water, that killed it. That, along with an inadequate enclosure.
Sharks have been known to swim up freshwater rivers and streams, no problem.
Just look up the Jersey Shore attacks from 1916 that inspired the Jaws movies - the final attacks were in fresh water - Matawan Creek, 30 miles inland. 2 dead, one severely injured.
Sharks have been known to swim up freshwater rivers and streams, no problem.
Just look up the Jersey Shore attacks from 1916 that inspired the Jaws movies - the final attacks were in fresh water - Matawan Creek, 30 miles inland. 2 dead, one severely injured.