The largest fish is

Options

A. Cetorhinus
B. Carcharinus
C. Carchorodon
D. Rhincodon

Answer

To determine the largest fish, we can follow these steps:

1. **Identify the Options**: The question provides four options: Ceturinus, Carcharinus, Carcharodon, and Rhincodon.

2. **Research the Fish**: We need to know the characteristics of each fish mentioned in the options.
- Ceturinus refers to the Mako shark, which is not the largest.
- Carcharinus is a genus that includes various shark species, but none are the largest.
- Carcharodon refers to the Great White shark, which is large but not the largest.
- Rhincodon refers to the whale shark.

3. **Determine the Largest Fish**: The whale shark (Rhincodon typus) is known to be the largest fish in the world. It can reach lengths of about 20 meters, although most are around 12 meters, and can weigh up to 40 tons.

4. **Conclude the Answer**: Based on the information gathered, the correct answer to the question "The largest fish is" is Rhincodon.

### Final Answer:
The largest fish is **Rhincodon**.

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