Good question there was never a bull shark in the delawere river plus a shark can go from an ocean to a lake or a river but there might of been one but the people should not have went swimmming there that there was a shark in the river but good question! :)
Sometimes only if there are lots of fish
I'm not sure it was a whale shark but the river in Perth where sharks have been sighted is the Swan River.
All the way up the river
In the whale sharks family there are other whale sharks and other sharks
Whale Sharks are sharks
Yes there sharks in Delaware Bay.
Whale sharks - like the majority of sharks - are cold blooded.
yes. Whale sharks are very rare.
No, Whale Sharks are docile filter-feeders.
There are 100,000 to 200,000 whale sharks left
The Delaware River.
The Delaware River was named after Delaware because the Cherokee indeans named Delaware and the Delaware River.
If you ar referring to the river he crossed on christmas eve, it would be the Delaware river