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
Photo Category: Charting - Soundings - Bathymetry - Multi-Beam
Photo Location: South of Columbia River entrance
Photo Date: 1989
| 640 x 415 | 38.31 KB | |
| 1280 x 829 | 159.96 KB | |
| 1656 x 1072 | 325.69 KB |
| Added On | 19th October 2015 |
| Viewed | 6 viewed |