Data loggers of the Porpoise CSEM receivers used in this survey and their associated fish.
The harbor turtle came to check out our operation today.
Multi-beam transducer in the water.
An admiral chart of the survey region displayed over the captain’s screen, as Breden adds survey tracks to the HyPack navigation software.
Dallas adding the GPS mast to the CTD frame.
Dallas nearby the B150 CSEM transmitter.
disassembling Porpoises 2, named Pike.
The locations of the GPS units used by the CSEM system.
The terrestrial ends of lava tubes, as observed while surveying along the 30m depth contour line, south of Kailua-Kona.
Brenden Deploys the G-882 magnetometer, which follows the boat 30 m behind at a depth of about 6 m.
Porpoise array alignment along crossline 1. Our chase boat is positioned at the end of this 1 km array.
We all waiting for a green flash at sunset time, which came and wa
The 1 km Porpoise array.
Jake & Dallas assembling one of the Porpoise receivers.
Preparing for deployment of the Porpoise array.
Total survey coverage along the Hualalai groundwater system.
A family of Dolphins accompanied us during our transit to Kiholo Bay.
The Porpoise array winch.
Jason, Khaira, and Eric are discussing water column Multi-beam data, whereas Patrick is operating the G-882 magnetometer system.
The 1 km Porpoise array nicely aligned with our survey boat. At the end of the array you can see the chase boat.
CSEM system recovery.
Bathymetry data from the Kailua-Kona Bay.
Logging of multi-beam backscatter water column data.
The view of the Hualalai volcano from the Huki Pono survey boat.
Bathymetry data from the Kiholo Bay area.
Sunset at transit to back to Harbor.
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.
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.
Lowering the multi-beam transducer into the water for position adjustment.
Jake assembles a Porpoise frame.
Porpoise deployment.
Eric & Jake begin the deployment of the CSEM array.
Brenden & Eric deploying the G-882 Magnetometer.
Jason checking out the CSEM transmitter
Eric performs a test to the CSEM transmitter.
The Huki Pono marine survey boat. ‘Huki Pono’ means ‘pull correctly’.
Bathymetry data from the Kailua-Kona Bay.
Dolphins near the Huki Pono bow.
‘IkeWai Marine CSEM 