| Online link | https://cmgds.marine.usgs.gov/catalog/pcmsc/DataReleases/CMGDS_DR_tool/DR_P1SNSQB9/hb_bathy_metadata.faq.html |
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| Description | Bathymetric data of the nearshore zone were collected along Humboldt Bay North and South Spits, California using personal watercraft (PWCs) equipped with single-beam sonar systems and global navigation satellite system (GNSS) receivers. This data release currently contains bathymetric data from 2 surveys performed between April 2025 and September 2025 and will be updated when additional surveys become available. |
| Originators | Stevens, Andrew W.; Josh B. Logan; Currie, Jackson E.; Timothy C. Elfers; Parker, Kai A.; and Timothy Elfers |