The empty ROCLS spool on the seafloor at Axial Base, after laying cable AXVMW4 from LV03A to the deep profiler site. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

A Peniagone sea cucumber swam past ROPOS during dive 1737, prior to laying cable AXVMW4 on the seafloor at Axial Base. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

A Peniagone sea cucumber swam past ROPOS prior to laying AXVMW4 on the seafloor. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

The P1 end of extension cable AXVMW4 plugged into LV03A at Axial Base. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

A swimming sea cucumber floating by ROPOS as it prepares to plug AXVMW4 into LV03A at Axial Base. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

ROPOS removing the protective cap from the P1 end of extensions cable AXVMW4, prior to plugging it into low-voltage node LV03A at Axial Base. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

Removing Marker #22 from the seafloor at Axial Base, prior to laying cable AXVMW4. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

ROPOS removing the bungee cords holding the slack cable of AXVMW4 onto the ROCLS sled. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

A closeup view of a dinner plate jelly seen at Axial Base during dive 1737. Photo Credit: NSF-OOI/UW/CSSF, Dive 1737, V14

A large purple Benthodytes (?) cucumber seen at Axial Base site during a cable lay transect. Photo Credit: NSF-OOI/UW/CSSF, Dive 1736, V14

A large white sea star encountered during a cable laying survey at Axial Base. Photo Credit: NSF-OOI/UW/CSSF, Dive 1736, V14

A soft-bodied echinothuriid sea urchin (in upper right) encountered during the cable lay survey at Axial Base. Photo Credit: NSF-OOI/UW/CSSF, Dive 1736, V14

A burrowing anemone on the seafloor at the Axial Base site. Photo Credit: NSF-OOI/UW/CSSF, Dive 1736, V14

Junction box LJ03A cabled to the low-voltage node LV03A at the Axial Base site. Photo Credit: NSF-OOI/UW/CSSF, Dive 1736, V14

During our cable survey at the Axial Base site we observed a rattail swimming towards a large sea star, near a large aggregation of ophiuroids (brittle stars). Photo Credit: NSF-OOI/UW/CSSF, Dive 1736, V14

A closeup portrait of a big red jellyfish (Tiburonia granrojo) seen during the ascent from the Axial Base site, at 1064 meters. Photo Credit: NSF-OOI/UW/CSSF; Dive 1736; V14.

A close-up portrait of a black rattail fish at the Axial Base site, at 2603 meters depth. Photo Credit: NSF-OOI/UW/CSSF; Dive 1736; V14.  

These are the huge buoys that will keep the line taut for the deep sea profiler to go up and down.

ROPOS about to plug junction box LJ03A into low-voltage node LV03A at the Axial Base site. Photo Credit: NSF-OOI/UW/CSSF; Dive 1736; V14.

Several pom pom anemones have found a temporary home in a furrow in the seafloor near the Axial Base site. Photo Credit: NSF-OOI/UW/CSSF; Dive 1736; V14.

A dinner plate jellyfish observed at 1573 m during the descent of dive R1736 at the Axial Base site. Photo Credit: NSF-OOI/UW/CSSF; Dive 1736; V14.

A sunset on 4 August, captured by ROPOS immediately prior to dive R1736, to deploy LJ03A. Photo Credit: NSF-OOI/UW/CSSF; Dive 1736; V14.

Matt using the CTD to take water samples

Isaac inside the 'Gumbi' suit

Ryan working with the CTD

A red jellyfish seen at 2843m, floating in front of ROPOS during the descent to Slope Base. Photo Credit: NSF-OOI/UW/CSSF; Dive R1735; V14

Alex Mitchell-Morton