| Project: | Seeps and Ecosystems of the Cascadia Margin |
| Instrument: | Kongsberg EM302 |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Nautilus |
| Chief Scientist: | OET Data Manager, OET |
| Source Organization: | Marine Geoscience Data System (MGDS) |
| Start Date: | 2016-06-01 |
| End Date: | 2016-06-19 |
Multibeam Bathymetry

| Project: | Seeps and Ecosystems of the Cascadia Margin |
| Instrument: | Kongsberg EM302 |

| Number of Files: | 556 |
| Number of Records: | 917903 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 380952432 | 100% |
| Number of Good Beams | 375343850 | 98.53% |
| Number of Zero Beams | 0 | 0% |
| Number of Flagged Beams | 5608582 | 1.47% |

| Total Time: | 233.4055 hours |
| Total Track Length: | 3781.2851 km |
| Average Speed: | 16.2 km/hr (8.7473 knots) |

| Northern Extent: | 48.520733 |
| Southern Extent: | 37.748817 |
| Western Extent: | -126.41607 |
| Eastern Extent: | -122.73472 |

| Minimum Sonar Depth | 0 | Maximum Sonar Depth | 7.45 |
| Minimum Altitude | 0 | Maximum Altitude | 3411.9121 |
| Minimum Depth | 4.474 | Maximum Depth | 3418.271 |
File Information


| Files | File Size | Description |
|---|---|---|
| NA072.xml | 1.8KB | XML metadata file |
| bag-info.txt | 460 Bytes | Informal metadata text |
| bagit.txt | 55 Bytes | Informal metadata text |
| manifest-md5.txt | 42.6KB | Informal metadata text |