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Large metal sediment coring device on the deck of a ship with a man sitting nearby, preparing a long plastic tube.
Jumbo Piston Corer
Jumbo Piston Corer
Large metal sediment coring device on the deck of a ship with a man sitting nearby, preparing a long plastic tube.

Jumbo Piston Corer

Jumbo Piston Corer

Deep water camera and light installed in the head weight of the upgraded USGS jumbo piston corer. In the background, USGS Marine Engineering Technician Daniel Powers is preparing the core liner for sediment collection. 

By
Coastal and Marine Hazards and Resources Program, Pacific Coastal and Marine Science Center, Woods Hole Coastal and Marine Science Center, 3-D CT Core Imaging Laboratory, Core Preparation and Analysis Laboratory and Sample Repositories, Multi-Sensor Core Logger Laboratory, Deep Sea Exploration, Mapping and Characterization
Large metal sediment coring device on the deck of a ship with a man sitting nearby, preparing a long plastic tube.

Jumbo Piston Corer

Jumbo Piston Corer

Deep water camera and light installed in the head weight of the upgraded USGS jumbo piston corer. In the background, USGS Marine Engineering Technician Daniel Powers is preparing the core liner for sediment collection. 

By
Coastal and Marine Hazards and Resources Program, Pacific Coastal and Marine Science Center, Woods Hole Coastal and Marine Science Center, 3-D CT Core Imaging Laboratory, Core Preparation and Analysis Laboratory and Sample Repositories, Multi-Sensor Core Logger Laboratory, Deep Sea Exploration, Mapping and Characterization
man in hard hat standing behind a blue jumbo piston corer
Jumbo Piston Corer
Jumbo Piston Corer
man in hard hat standing behind a blue jumbo piston corer

Jumbo Piston Corer

Jumbo Piston Corer

Pete Dal Ferro, USGS Marine Engineering Technician and lead fabricator on the JPC upgrade, monitors the testing of the coring system on R/V Hugh R. Sharp in March 2022.

By
Pacific Coastal and Marine Science Center, Woods Hole Coastal and Marine Science Center, 3-D CT Core Imaging Laboratory, Core Preparation and Analysis Laboratory and Sample Repositories, Multi-Sensor Core Logger Laboratory
man in hard hat standing behind a blue jumbo piston corer

Jumbo Piston Corer

Jumbo Piston Corer

Pete Dal Ferro, USGS Marine Engineering Technician and lead fabricator on the JPC upgrade, monitors the testing of the coring system on R/V Hugh R. Sharp in March 2022.

By
Pacific Coastal and Marine Science Center, Woods Hole Coastal and Marine Science Center, 3-D CT Core Imaging Laboratory, Core Preparation and Analysis Laboratory and Sample Repositories, Multi-Sensor Core Logger Laboratory
A smiling woman holds a spring-loaded instrument against a sediment core.
Making a shear vane measurement on a gravity core
Making a shear vane measurement on a gravity core
A smiling woman holds a spring-loaded instrument against a sediment core.

Making a shear vane measurement on a gravity core

Making a shear vane measurement on a gravity core

USGS scientist Janet Watt making a shear vane measurement on a gravity core to understand how the seafloor responds to earthquake shaking.

By
Natural Hazards, Coastal and Marine Hazards and Resources Program, Pacific Coastal and Marine Science Center, Core Preparation and Analysis Laboratory and Sample Repositories
A smiling woman holds a spring-loaded instrument against a sediment core.

Making a shear vane measurement on a gravity core

Making a shear vane measurement on a gravity core

USGS scientist Janet Watt making a shear vane measurement on a gravity core to understand how the seafloor responds to earthquake shaking.

By
Natural Hazards, Coastal and Marine Hazards and Resources Program, Pacific Coastal and Marine Science Center, Core Preparation and Analysis Laboratory and Sample Repositories
A long skinny core section of mud with a sandy layer in the middle of it lays on the marsh grass near where the core was taken.
Ocean sand in wetland core
Ocean sand in wetland core
A long skinny core section of mud with a sandy layer in the middle of it lays on the marsh grass near where the core was taken.

Ocean sand in wetland core

Ocean sand in wetland core

A vibracore taken from a marshy area in Anahola Valley, Kaua‛i reveals a sandier mud layer.

By
Coastal and Marine Hazards and Resources Program, Pacific Coastal and Marine Science Center, 3-D CT Core Imaging Laboratory, Core Preparation and Analysis Laboratory and Sample Repositories, Multi-Sensor Core Logger Laboratory
A long skinny core section of mud with a sandy layer in the middle of it lays on the marsh grass near where the core was taken.

Ocean sand in wetland core

Ocean sand in wetland core

A vibracore taken from a marshy area in Anahola Valley, Kaua‛i reveals a sandier mud layer.

By
Coastal and Marine Hazards and Resources Program, Pacific Coastal and Marine Science Center, 3-D CT Core Imaging Laboratory, Core Preparation and Analysis Laboratory and Sample Repositories, Multi-Sensor Core Logger Laboratory
The deck of a ship in icy water with equipment and cranes secured.
Jumbo piston corer on deck of Healy in the Arctic
Jumbo piston corer on deck of Healy in the Arctic
The deck of a ship in icy water with equipment and cranes secured.

Jumbo piston corer on deck of Healy in the Arctic

Jumbo piston corer on deck of Healy in the Arctic

Jumbo piston corer on deck of United States Coast Guard Cutter Healy in the Arctic Ocean.

By
Pacific Coastal and Marine Science Center, Core Preparation and Analysis Laboratory and Sample Repositories
The deck of a ship in icy water with equipment and cranes secured.

Jumbo piston corer on deck of Healy in the Arctic

Jumbo piston corer on deck of Healy in the Arctic

Jumbo piston corer on deck of United States Coast Guard Cutter Healy in the Arctic Ocean.

By
Pacific Coastal and Marine Science Center, Core Preparation and Analysis Laboratory and Sample Repositories
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