Extinction of more than 200 species of cichlid fish in lake Victoria was due to introduction of

Options

A. African catfish
B. Nile perch
C. Clarias gariepinus
D. Lantana

Answer

### Step-by-Step Solution:

1. **Understanding the Question**: The question asks about the extinction of more than 200 species of cichlid fish in Lake Victoria and what caused this extinction.

2. **Identifying the Options**: The options provided are:
- African Catfish
- Nile Perch
- Clarias
- Garyapinus
- Lentenna

3. **Researching the Cichlid Fish**: Cichlid fish are a diverse group of freshwater fish that are native to Lake Victoria. They are known for their colorful appearance and ecological significance in the lake.

4. **Analyzing the Impact of Introduced Species**: The introduction of non-native species can significantly impact local ecosystems. In this case, we need to identify which of the listed species is known for causing harm to native fish populations.

5. **Identifying the Culprit**: The Nile Perch is a well-known invasive species that was introduced to Lake Victoria. It is a fierce predator that feeds on various fish, including native cichlids.

6. **Conclusion**: The introduction of the Nile Perch led to the decline and extinction of many native cichlid species in Lake Victoria due to predation and competition for resources.

7. **Final Answer**: The extinction of more than 200 species of cichlid fish in Lake Victoria was due to the introduction of the **Nile Perch**.