A coral reef with central shallow lake is called ………….. .

Explanation

To answer the question "A coral reef with a central shallow lake is called …………..", we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Coral Reefs**: Begin by recognizing what a coral reef is. Coral reefs are underwater structures made from calcium carbonate secreted by corals. They are typically found in warm, shallow ocean waters.

2. **Identifying the Structure**: The question specifies a coral reef that has a central shallow lake. This indicates a specific type of coral reef formation.

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