Imagining the aqua waters of Alligator Reef Lighthouse with boats around creates a picturesque scene that captures the beauty of the Florida Keys:

**1. Alligator Reef Lighthouse:**
   - The focal point is the iconic Alligator Reef Lighthouse, rising from the coral reef with its white structure and distinctive red lantern room. The lighthouse stands proudly amidst the aqua-colored waters.

**2. Aqua-Colored Waters:**
   - The shallower waters surrounding the coral reef take on a captivating aqua hue. The clear and transparent nature of the water allows visibility to the coral formations beneath.

**3. Boat Presence:**
   - Various boats, both large and small, dot the waters around the lighthouse. Sailboats, fishing vessels, and perhaps even kayaks contribute to the maritime activity, adding life to the scene.

**4. Boat Wakes:**
   - Trails of boat wakes create patterns on the surface of the aqua waters, showcasing the movement of vessels around the Alligator Reef Lighthouse. These wakes add a dynamic and energetic element to the scene.

**5. Reflections on the Water:**
   - The sunlight reflects off the surface of the aqua waters, creating shimmering reflections that dance across the waves. The reflections enhance the visual appeal of the scene, adding a touch of radiance.

**6. Coral Reef Beneath:**
   - The clarity of the water allows glimpses of the coral reef beneath. The coral formations contribute to the color palette, with their vibrant shades of orange, pink, and purple creating a stunning underwater landscape.

**7. Interaction with Boats:**
   - Boats maneuver around the Alligator Reef Lighthouse, some anchored near the reef, while others may be in transit. The boats and the lighthouse together form a harmonious composition against the aqua backdrop.

**8. Recreational Activities:**
   - On some boats, you may observe people engaging in recreational activities. Whether it's sunbathing on the deck, fishing, or snorkeling, the boats serve as platforms for enjoying the natural beauty of the Florida Keys.

**9. Tranquil Atmosphere:**
   - The overall atmosphere is one of tranquility, with the lighthouse standing as a sentinel in the midst of serene aqua waters. The combination of the lighthouse, boats, and clear waters creates a sense of peaceful coexistence.

**10. Panoramic Horizon:**
    - The scene extends beyond the immediate vicinity of the lighthouse, offering a panoramic view of the open waters. The horizon blends into the sky, showcasing the vastness of the ocean surrounding the coral reef.

In this imagined scene, the aqua waters of Alligator Reef Lighthouse serve as a canvas for maritime activity, creating a captivating and serene environment in the heart of the Florida Keys.