Pneumatic corer built by research team. The airgun has a specialized head that holds a PVC pipe. The device is attached to a surface supplied airsource.
 Pneumatic Corer
Image courtesy of Amy Gusick, Sea of Cortez 2010 Expedition. Download image (jpg, 85 KB).

Pneumatic corer built by research team. The airgun has a specialized head that holds a PVC pipe. The device is attached to a surface supplied airsource.