Question. "A Bull shark travels as far as 100 miles up the Mississippi river."
Is the above claim true?
Options:
- yes
- no
Answer. no
What step-by-step reasoning justifies that answer?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Reasoning: Actually, a Bull Shark has been known to go as far as 700 miles up the Mississippi.