Complex sentence: The sensory organs, also called ampullary pores, are packed most densely on the dorsal side of its beak, allowing the fish to create an image of the three-dimensional area above it even in waters of low-visibility.
Split into simpler sentences: The sensory organs, also called ampullary pores, are packed most densely on the dorsal side of its beak. This allows the fish to create an image of the three-dimensional area above it even in waters of low-visibility.