Which of the following is a marine fish

Options

A. Catla catla
B. Labio rohita
C. Hilsa ilisha
D. Wallago attu

Answer

To determine which of the following is a marine fish, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Types of Fish**:
- There are two main categories of fish: freshwater fish and marine fish.
- Freshwater fish live in rivers, ponds, and lakes, while marine fish inhabit seas and oceans.

2. **Identify the Fish Listed**:
- The question likely provides a list of fish names. For this example, let's assume the options are:
- Katla (Katla katla)
- Rohu (Labeo rohita)
- Valakia (Valakia spp.)
- Hilsa (Tenualosa ilisha)

3. **Classify Each Fish**:
- **Katla (Katla katla)**: This is a freshwater fish commonly found in rivers and lakes.
- **Rohu (Labeo rohita)**: This is also a freshwater fish, typically found in rivers and ponds.
- **Valakia (Valakia spp.)**: This is another freshwater fish.
- **Hilsa (Tenualosa ilisha)**: This is a marine fish, primarily found in the sea and estuaries.

4. **Select the Marine Fish**:
- From the classification, we see that **Hilsa (Tenualosa ilisha)** is the only marine fish among the options provided.

5. **Final Answer**:
- Therefore, the answer to the question "Which of the following is a marine fish?" is **Hilsa (Tenualosa ilisha)**.