| 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: | 1998-05-02 |
| End Date: | 1998-05-03 |
Multibeam Bathymetry

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

| Number of Files: | 11 |
| Number of Records: | 12982 |
| BATHYMETRY DATA | Quantity | Percentage |
|---|---|---|
| Number of Beams | 1752570 | 100% |
| Number of Good Beams | 1619996 | 92.44% |
| Number of Zero Beams | 63394 | 3.62% |
| Number of Flagged Beams | 69180 | 3.95% |

| Total Time: | 16.4487 hours |
| Total Track Length: | 307.7705 km |
| Average Speed: | 18.711 km/hr (10.1031 knots) |

| Northern Extent: | 36.331635 |
| Southern Extent: | 34.157345 |
| Western Extent: | -122.6889 |
| Eastern Extent: | -121.061714 |

| Minimum Sonar Depth | 1.63 | Maximum Sonar Depth | 9.28 |
| Minimum Altitude | 754.61 | Maximum Altitude | 3585.44 |
| Minimum Depth | 678.81 | Maximum Depth | 3640.45 |
File Information

| Files | File Size | Description |
|---|---|---|
| mbari_1998_536_msn.mb57.gz | 12.11MB | Simrad multibeam processing format |
| mbari_1998_537_msn.mb57.gz | 11.34MB | Simrad multibeam processing format |
| mbari_1998_538_msn.mb57.gz | 1.30MB | Simrad multibeam processing format |
| mbari_1998_539_msn.mb57.gz | 25.84MB | Simrad multibeam processing format |
| mbari_1998_540_msn.mb57.gz | 13.23MB | Simrad multibeam processing format |
| mbari_1998_541_msn.mb57.gz | 10.57MB | Simrad multibeam processing format |
| mbari_1998_542_msn.mb57.gz | 5.70MB | Simrad multibeam processing format |
| mbari_1998_543_msn.mb57.gz | 6.81MB | Simrad multibeam processing format |
| mbari_1998_544_msn.mb57.gz | 7.26MB | Simrad multibeam processing format |
| mbari_1998_545_msn.mb57.gz | 6.96MB | Simrad multibeam processing format |

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