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Isla Verde Video Camera 3 Variance Image

By Pacific Coastal and Marine Science Center
Dark image from a video camera shooting for 10 minutes, shows a beach and where varying degrees of movement happened.
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Detailed Description

Variance image of Isla Verde in San Juan, Puerto Rico, from a coastal video monitoring station. Image is compiled from 10 minutes of video and shows areas of more movement as brighter colors.

Sources/Usage

Public Domain.