| Project: | MBARI 1998 Mapping Project |
| Instrument: | Simrad EM300 |
| All Bathy/Relief | Coastal | DEM Portal | Fishing | Global | Lakes | Multibeam | NOS |
| Ship Name: | Ocean Alert |
| Chief Scientist: | Clague, David Monterey Bay Aquarium Research Institute |
| Source Organization: | Monterey Bay Aquarium Research Institute (MBARI) |
| Start Date: | 1998-05-14 |
| End Date: | 1998-05-15 |
Multibeam Bathymetry

| Project: | MBARI 1998 Mapping Project |
| Instrument: | Simrad EM300 |

| Number of Files: | 35 |
| Number of Records: | 29442 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 3974670 | 100% |
| Number of Good Beams | 3807900 | 95.8% |
| Number of Zero Beams | 109562 | 2.76% |
| Number of Flagged Beams | 57208 | 1.44% |

| Total Time: | 43.6446 hours |
| Total Track Length: | 675.0775 km |
| Average Speed: | 15.468 km/hr (8.3521 knots) |

| Northern Extent: | 45.736332 |
| Southern Extent: | 45.109318 |
| Western Extent: | -130.94255 |
| Eastern Extent: | -130.20947 |

| Minimum Sonar Depth | -0.22 | Maximum Sonar Depth | 655.14 |
| Minimum Altitude | 1506.68 | Maximum Altitude | 3086.08 |
| Minimum Depth | 1454.29 | Maximum Depth | 3276.58 |
File Information

| Files | File Size | Description |
|---|---|---|
| mbari_1998_653_msn.mb57.gz | 6.33MB | Simrad multibeam processing format |
| mbari_1998_653_msnp.mb57.gz | 6.35MB | Simrad multibeam processing format |
| mbari_1998_654_msn.mb57.gz | 10.26MB | Simrad multibeam processing format |
| mbari_1998_654_msnp.mb57.gz | 10.32MB | Simrad multibeam processing format |
| mbari_1998_655_msn.mb57.gz | 5.12MB | Simrad multibeam processing format |
| mbari_1998_655_msnp.mb57.gz | 5.15MB | Simrad multibeam processing format |
| mbari_1998_656_msn.mb57.gz | 9.20MB | Simrad multibeam processing format |
| mbari_1998_656_msnp.mb57.gz | 9.27MB | Simrad multibeam processing format |
| mbari_1998_657_msn.mb57.gz | 1.79MB | Simrad multibeam processing format |
| mbari_1998_657_msnp.mb57.gz | 1.80MB | Simrad multibeam processing format |
| mbari_1998_658a_msn.mb57.gz | 16.09MB | Simrad multibeam processing format |
| mbari_1998_658a_msnp.mb57.gz | 16.18MB | Simrad multibeam processing format |
| mbari_1998_659_msn.mb57.gz | 9.01MB | Simrad multibeam processing format |
| mbari_1998_659_msnp.mb57.gz | 9.08MB | Simrad multibeam processing format |
| mbari_1998_660_msn.mb57.gz | 1.75MB | Simrad multibeam processing format |
| mbari_1998_660_msnp.mb57.gz | 1.76MB | Simrad multibeam processing format |
| mbari_1998_661_msn.mb57.gz | 8.58MB | Simrad multibeam processing format |
| mbari_1998_661_msnp.mb57.gz | 8.65MB | Simrad multibeam processing format |
| mbari_1998_662_msn.mb57.gz | 9.27MB | Simrad multibeam processing format |
| mbari_1998_662_msnp.mb57.gz | 9.33MB | Simrad multibeam processing format |
| mbari_1998_663_msn.mb57.gz | 4.44MB | Simrad multibeam processing format |
| mbari_1998_663_msnp.mb57.gz | 4.48MB | Simrad multibeam processing format |
| mbari_1998_664_msn.mb57.gz | 4.12MB | Simrad multibeam processing format |
| mbari_1998_664_msnp.mb57.gz | 4.16MB | Simrad multibeam processing format |
| mbari_1998_665_msn.mb57.gz | 5.27MB | Simrad multibeam processing format |
| mbari_1998_665_msnp.mb57.gz | 5.32MB | Simrad multibeam processing format |
| mbari_1998_666_msn.mb57.gz | 4.47MB | Simrad multibeam processing format |
| mbari_1998_666_msnp.mb57.gz | 4.50MB | Simrad multibeam processing format |
| mbari_1998_667_msn.mb57.gz | 18.11MB | Simrad multibeam processing format |
| mbari_1998_667_msnp.mb57.gz | 18.27MB | Simrad multibeam processing format |
| mbari_1998_668_msn.mb57.gz | 6.04MB | Simrad multibeam processing format |
| mbari_1998_668_msnp.mb57.gz | 6.08MB | Simrad multibeam processing format |
| mbari_1998_669_msn.mb57.gz | 111.9KB | Simrad multibeam processing format |
| mbari_1998_669_msnp.mb57.gz | 112.8KB | Simrad multibeam processing format |

| Files | File Size | Description |
|---|---|---|
| Vance_Multibeam.xml | NGDC created ISO metadata |