White, filamentous bacteria thrive in warm fluids being emitted from the 3-month old lava flow on the Northern Rift of Axial Seamount, April 24th, 2015. Credit: UW/NSF-OOI/CSSF; ROPOS; V15.

Thick, orange bacterial mats coat 3 month old pillow basalts created during the eruption of Axial Seamount that started April 24th, 2015. Green lasers are 10 cm apart. Credit: UW/NSF-OOI/CSSF; ROPOS; V15.

Black, glassy pillow basalts erupted as part of the April 24th, 2015 event overly older, lightly sedimented flows along the northern rift zone of Axial Seamount. Credit: NSF-OOI/UW/ROPOS; V15.

During Dive R1862, ROPOS attaches a line to the float on the deep profiler mooring at Axial Base in preparation for its recovery. Credit: NSF-OOI/UW/ISS; V15.

Tim McGinnis and Nick Michel-Hart of the UW Applied Physics Laboratory begin to disassemble and inspect the crawler recovered from the Deep Profiler Mooring at Axial Base. Credit: Mitch Elend, UW; V15.

Quae (Western Washington University) and Tracie (Grays Harbor College) peer into the rear thrusters’ electric motors during the engine tour. Credit: Jessica Noe, University of Washington; V15.

Chief Engineer Paul gives Leg 2 students of tour of the R/V Thompson's shop and engine room. Credit: Joe Kalisch, Grays Harbor College, V15.

A bright yellow pedicellasterid starfish (unknown species) clings to a small carbonate cobble ~3000 ft beneath the ocean surface. Credit. NSF-OOI/UW/ISS; V15, ROPOS Dive R1858.

The float atop the Deep Profiler Mooring at the base of Axial Seamount has become a habitat for schools of fish. Credit: NSF-OOI/UW/CSSF; ROPOS Dive R1860, V15.

A very large anemone and octopus call the anchor of the Slope Base Shallow Profiler Mooring home. Credit: NSF-OOI/UW/ISS; V15 ROPOS Dive R1848.

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THe Oregon Endurance Offshore instrumented profiler travels down the wire on the Deep Profiling Mooring during its initial testing following installation. Credit: NSF-OOI/UW/ISS.V15, Dive R1859.

Skadis Cauldron, which was venting huge masses of microbial material and fluid following the 2011 eruption, still emits minor flow of cloudy fluid three years after this event. Credit: NSF-OOI/UW/ISS; V15 Dive R1839.

A Neptunea egg casing hosts a beautiful pink sea anemone near a new seep site. Credit: NSF-OOI/UW/ISS; V15.

A yellow pedicellasterid starfish (unknown species) clings to a small sponge-encrusted carbonate cobble on the Oregon margin during ROPOS Dive R1958. Credit: NSF-OOI/UW/ISS; V15

Alex helps with the CTD onboard the R/V Thompson during Leg 2 of the VISIONS'15 cruise. Credit: Krista Nunnally, University of Washington, V15.

Tracie, enjoying the deck work aboard the R/V Thompson during Leg 2 of the VISIONS'15 cruise. Credit: Quae Atwood, Western Washington University; V15.

THe UW Applied Physics Lab team brings in the Deep Profiler off of the mooring cable and onto the R/V Thompson during Leg 2 of the Cabled Array VISIONS'15 cruise. Credit: University of Washington; V15.

Eric Boget from the Applied Physics Lab and Brian Clampitt from the R/V Thompson work to bring teh anchor for the Deep Profiler Mooring onboard during Leg 2 of the VISIONS'15 cruise. Credit: University of Washington, V15.

The UW Applied Physics Lab team and the R/V Thompson crew are about to pull in the mooring cable on the Deep Profiler Mooring at the Oregon Offshore site. Credit: University of Washington, V15.