To determine which shark weighed the least from the provided data, we can compare the weights of each shark:
- Shark 1: 233.89 pounds
- Shark 2: 233.08 pounds
- Shark 3: 232.98 pounds
- Shark 4: 232.89 pounds
Among these weights, Shark 3, weighing 232.98 pounds, has the lowest weight. Therefore, the shark that weighed the least is:
Shark 3.