Linear feature close to the shoreline with waves diverting around this underwater line.

All the survey maps indicate this line is not a modern construction.

See original GE images here
The original GE images have been almost obliterated by new, repetitive image data to the left of the line. Fortunately the images were saved before the line was obscured with the new data that seems to be inaccurate and repetitive along the whole strip. Wish someone would clean that up...