Eric performs a test to the CSEM transmitter.
CSEM system recovery.
Dolphins near the Huki Pono bow.
Logging of multi-beam backscatter water column data.
Eric is giving a boat tour and explanation about the different data acquisition systems to Steve, Jason, and Emily, the chase boat team from UH Hilo marine operations.
The 1 km Porpoise array.
The Huki Pono marine survey boat. ‘Huki Pono’ means ‘pull correctly’.
Multi-beam transducer in the water.
The terrestrial ends of lava tubes, as observed while surveying along the 30m depth contour line, south of Kailua-Kona.
Jake assembles a Porpoise frame.
A family of Dolphins accompanied us during our transit to Kiholo Bay.
Bathymetry data from the Kiholo Bay area.
disassembling Porpoises 2, named Pike.
The view of the Hualalai volcano from the Huki Pono survey boat.
Sometimes the view while surveying isn’t that bad. Note the proximity to the coastline as we tow the array along the 30m depth counter line.
An admiral chart of the survey region displayed over the captain’s screen, as Breden adds survey tracks to the HyPack navigation software.
The Porpoise array winch.
The locations of the GPS units used by the CSEM system.
We all waiting for a green flash at sunset time, which came and wa
Preparing for deployment of the Porpoise array.
Brenden & Eric deploying the G-882 Magnetometer.
Jason checking out the CSEM transmitter
Jake & Dallas assembling one of the Porpoise receivers.
Porpoise array alignment along crossline 1. Our chase boat is positioned at the end of this 1 km array.
The 1 km Porpoise array nicely aligned with our survey boat. At the end of the array you can see the chase boat.
Porpoise deployment.
Dallas nearby the B150 CSEM transmitter.
Dallas adding the GPS mast to the CTD frame.
Data loggers of the Porpoise CSEM receivers used in this survey and their associated fish.
Bathymetry data from the Kailua-Kona Bay.
Sunset at transit to back to Harbor.
Total survey coverage along the Hualalai groundwater system.
Jason, Khaira, and Eric are discussing water column Multi-beam data, whereas Patrick is operating the G-882 magnetometer system.
The harbor turtle came to check out our operation today.
Eric & Jake begin the deployment of the CSEM array.
Brenden Deploys the G-882 magnetometer, which follows the boat 30 m behind at a depth of about 6 m.
Lowering the multi-beam transducer into the water for position adjustment.
Bathymetry data from the Kailua-Kona Bay.
‘IkeWai Marine CSEM 