Other ID: Marine Corps Base Hawaii Reefense Chirp, MBES, Imagery, Sediment
Status: Completed
Organization(s): USGS, St. Petersburg Coastal and Marine Science Center
Funding Program(s): Defense Advanced Research Protection Agency (DARPA) Reefense (GR.23.MN00.M0Y21.00)
Principal Investigator(s): Emily Wei, Jennifer Miselis
Affiliate Investigator(s): Defense Advanced Research Projects Agency; US Army Corps of Engineers
Information Specialist(s): Arnell Forde, Emily Wei, Chelsea Stalk
Data Type(s): Imagery: Photo, Sampling: Geology, Seismics: Sub Bottom Profiler, Sonar: Sound Velocity, Sonar: Multibeam, Location-Elevation: Navigation
Scientific Purpose/Goals: Bathymetry mapping and geologic assessment offshore of Ft. Hase, Oahu in support of efforts to construct an artificial coral reef offshore of Marine Corps Base Hawaii.
Vehicle(s): None
Start Port/Location: Kailua, HI
End Port/Location: Kailua, HI
Start Date: 2023-05-02
End Date: 2023-05-18
Equipment Used: Chirp 424, Digital Camera, Push Corer, Hand grab sampling, Valeport SVP, Valeport MiniSVS, Castaway-CTD, Multibeam Bathymetry System, SP90 GNSS Receiver
Information to be Derived: Seafloor depth, chirp geophysical data, polecam imagery. Diver-collected sediment grabs and push cores.
Summary of Activity and Data Gathered: Collected 84 seismic tracklines, bathymetry, and imagery data.
Staff: Rachel Marcuson, Billy Reynolds, Emily Wei, Chelsea Stalk
Affiliate Staff:
Notes: Entries for this field activity are based on entries from Field Activity 2022-334-FA.
Marcuson will depart survey on 5/10 or 5/11. Diver will be substituted in.
Imagery will be taken using PCMSC Pole Cam.
Location:
Kailua, HI, United States, Pacific Ocean
| Boundaries | |||
|---|---|---|---|
| North: 21.44412134 | South: 21.39426208 | West: -157.74163055 | East: -157.71639633 |
Platform(s):
 Alyce C |
| Survey Equipment | Survey Info | Data Type(s) | Data Collected |
|---|---|---|---|
| Chirp 424 | --- | Sub Bottom Profiler | 2023-310-FA_gis (Subbottom profile data location maps, geospatial files, and images) 2023-310-FA_segy (Digital chirp subbottom trace data) 2023-310-FA_seisimag (Processed subbottom profile images) |
| Digital Camera | --- | Photo Video | 2023_310-FA_polecam_images (Images taken near Ft. Hase MCBH and Coconut Island using the polecam system, available in the CMHRP Imagery Data System (IDS)) |
| Push Corer | --- | Geology | |
| Hand grab sampling | --- | Geology Biology Chemistry | |
| Valeport SVP | --- | Sound Velocity | |
| Valeport MiniSVS | --- | Sound Velocity | |
| Castaway-CTD | --- | Sound Velocity | |
| Multibeam Bathymetry System | --- | Multibeam | FtHase_2023_MBES_xyz (Processed elevation point data (xyz) as derived from a 1-meter grid provided in both WGS84 (G1150) ellipsoid and NAD83 NAVD88 GEOID12B) FtHase_2023_MBES_Backscatter (Processed acoustic intensity backscatter mosaic, derived from the 1-meter grid, provided as a 32-point GeoTIFF in WGS84 (G1150) ellipsoid ) CoconutIsland_2023_MBES_xyz (Processed elevation point data (xyz) as derived from a 0.25-meter grid provided in both WGS84 (G1150) ellipsoid and NAD83 NAVD88 GEOID12B ) CoconutIsland_2023_MBES_Backscatter (Processed acoustic intensity backscatter mosaic, derived from the 0.25-meter grid, provided as a 32-point GeoTIFF in WGS84 (G1150) ellipsoid) |
| SP90 GNSS Receiver | --- | Benchmarks Navigation | 2023-310-FA_nav (Navigation data for the entire survey, 1000-shot-interval locations, and start of line locations) |
