This is Rainsford. The Character traits he displays are strong,smart,and cool under pressure.
Where there are pistol shots, there are men. Where there are men, there is food,"
Rainsford is strong because he fell off of the boat and was strong enough to swim to shore.
"....Doggedly he swam in that direction, swimming with slow deliberate strokes, conserving his strength." "Ten minutes of determined effort brought another sound to his ears, the most welcome he had ever heard, the muttering and growling of the sea breaking on a rocky shore."
"I will not lose my nerve. I will not."
Rainsford is smart because he knew he needed to head towards the gunshots if he wanted to survive. "Where there are pistol shots, there are men. Where there are men, there is food," he thought.
Rainsford is cool under pressure because while he is hiding up in the big tree from Zaroff. He tells himself not to lose his nerve.