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![3-D image from NOAA Exclusive Economic Zone Mapping Project theb3859.jpg 3-D image from NOAA Exclusive Economic Zone Mapping Project](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb3859.jpg?itok=ilvfY6_4)
Description
3-D image from NOAA Exclusive Economic Zone Mapping Project.Astoria Channel - to the west of Oregon continental slope.Note small ridge-like structures running left to right in image.These are artifacts of sounding system and common on flat bottom.These artifacts are parallel to survey ship tracks (Image credit: Captain Albert E. Theberge, NOAA Corps (ret.))