1. Coastal and Marine Hazards and Resources
  2. Geoscience Data System

Field Activity 2025-658-FA

Identifier 2025-658-FA
Alternate names Humboldt Summer 2025
Purpose Collect nearshore bathymetric and topographic profiles
Location Coastal waters off Humboldt Bay
Info derived bathymetry, topography, benthic community composition
Comments Entries for this field activity are based on entries from Field Activity 2025-615-FA.
Projects
Platform
Waverunner 1 (SC)
Personal Water Craft
Waverunner 2 (SC)
Personal Water Craft
Vehicles
MarFac; Chevy Suburban - gray; 7 pass; G62-2874L
MarFac; Ford F350 MT use only; pickup - white; G43-2784H
MarFac; Ford F350 pickup/stake truck; 6 pass; G82-0317H
Itinerary
Start Eureka, CA 2025-09-16
End Eureka, CA 2025-09-19
Days in the field 4
Bounds
West -124.43801899
East -124.05212503
North 40.95189883
South 40.58371632
Marine operations Yes

Personnel

Organization
2885 Mission Street
Santa Cruz, CA95060
(831) 460-7401
Principal investigators Andrew Stevens
Crew members
Jackson E Currie
Scientist, Staff
Timothy C Elfers
Scientist, Staff
Parker, Kai
Scientist, Staff
Information specialist(s)
Andrew Stevens
Specialist, Information
Affiliate principal Susan De La Cruz

Data types and categories

Data category: Location-Elevation, Sonar
Data type: Profiles, Benchmarks, Single Beam

Equipment used

Equipment Usage description Data types Datasets
Trimble R10 Benchmarks, LIDAR, Navigation, Profiles, Transects (no data reported)
RTK GPS LIDAR, Transects, Benchmarks, Profiles, Navigation (no data reported)
Base - Trimble Transects, Profiles, Benchmarks, Navigation (no data reported)
Radio (base) Benchmarks, LIDAR, Navigation, Profiles, Transects (no data reported)
Cee HydroSystems Ceescope Single Beam (no data reported)

Publications

Samples collected during this field activity