ROV Hercules Dive NA137 H1906 2 of 8 2022-03-21 22:00:12
Channel: Nautilus Live Dive Recordings
Date: 2022-04-08

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This playlist includes satellite recordings of all ROV dives conducted during a single expedition cruise, with each dive divided into one-hour segments. File names include the following information: 
ROV Hercules Dive--Cruise ID--Dive Number--Date[yymmdd]Time[hhmm]UTC--Recording Segment Number. 

Scientific/research requests for the full video or for sub-sets of video can be made https://nautiluslive.org/join/scientists-ashore-program. Please note that the YouTube videos may be incomplete and are not the full resolution video. For press or licensing requests, please email press@oet.org.

Observations presented below were recorded by the scientists and data loggers aboard the ship during the dive. These are preliminary observations only. Data has not been QA/QC’d or otherwise verified, and may contain inaccuracies and errors.

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00:09:04 - marine snow
00:20:39 - marine snow
00:26:24 - on bottom
00:26:32 - soft sediment bottom
00:27:31 - jellyfish?
00:28:25 - isolated rock blocks or flow edges sticking out of the sediment
00:30:20 - possible dark, circular critter to the left
00:47:32 - possible sediment filter feeder tracks to the left
00:49:46 - large fallen basalt bock with possible whip corals
00:49:57 - large boulder for 4K camera testing
00:50:07 - stalked crinoids
00:50:18 - whip corals
00:51:15 - 4k camera testing
00:52:39 - softy coral
00:57:15 - maybe chrysogorgia
00:58:14 - prepping to take water sample
01:02:21 - Niskin
01:05:43 - unknon bamboo
01:06:48 - white crab
01:09:53 - crinoid attached to ROV
01:13:36 - encrusting sponge
01:14:36 - caulophacus sponges on the bottom and the right of the rock.
01:15:52 - nice layers to the rock
01:24:54 - exporing large boulder with crinoids, brittle stars, primnoid whips, and possible chrysogorgids
01:27:11 - possible Bathygorgia
01:35:55 - Previously saw Sympagurus with zooanthids on back
01:41:40 - ROVGrab
01:50:13 - moving along soft sediment
01:52:29 - Heteropathes cf americana
01:54:43 - found a boulder
01:57:58 - Umbellula
02:00:25 - maybe Heteropathes?
02:01:19 - sea pen?
02:02:47 - Heteropathes?
02:05:53 - Heteropathes
02:06:50 - Abyssopathes?
02:09:27 - brittle star?
02:13:33 - Holothourian Psychropotes
02:14:13 - Ridge
02:16:11 - Bamboo coral, chrysogorgia
02:16:22 - Ramuligorgia
02:17:10 - nice large basalt blocks in Argus view
02:17:56 - sea cucumber
02:18:22 - sea cucumber
02:20:00 - shrimp
02:22:27 - shrimp
02:22:48 - ctenophore?
02:24:05 - Brittle star?
02:27:05 - soft sed with animal scoring
02:27:19 - holothurian
02:27:26 - Psychropotes
02:30:17 - Cerianthid tube anemone
02:31:50 - shrimp
02:32:14 - shrimp and a fish
02:32:38 - hard outcrop
02:33:11 - Basalt flow edge
02:33:46 - shrimp
02:34:14 - sea pen
02:35:30 - Umbellula
02:40:05 - small yellow coral
02:42:25 - Cliff face is composed of sheet flows that are highly sedimented at this site (near the base).
02:44:25 - crinoid
02:45:54 - Holothourian
02:47:13 - Porifera
02:48:16 - black coral
02:50:42 - Stalked crinoid
02:50:49 - crinoid
02:52:59 - Holothourian?
02:54:30 - shrimp
02:54:49 - lots of sediment
02:56:05 - Holothourian
02:59:18 - fish
02:59:40 - Too much sediment and no loose rocks for FeMn crust collection at 3300 m.
02:59:44 - could not collect rocks at 3300m, too much sediment and no small pieces
03:08:22 - hard bottom covered with sed
03:10:15 - crinoid with brittle star
03:11:40 - Holothurian
03:12:21 - Sediment appears to be slumping downslope
03:14:24 - Porifera, and brittle star
03:14:42 - crinoid
03:15:11 - porifers
03:15:58 - botryoidal texture on the top of rock face previously zoomed in on
03:16:28 - stalked crinoid
03:18:04 - crinoid, maybe Bathycrinidae
03:18:35 - bamboo coral
03:19:20 - Holothurian
03:21:59 - Sponge
03:22:10 - Bathypathes
03:22:22 - sea urchin
03:23:41 - steel canister
03:25:50 - sea star
03:26:50 - sea pen?
03:28:46 - Sea pen?
03:31:00 - sea pen? or dead sponge
03:32:09 - shrimp
03:33:21 - holoturian
03:34:12 - crinoid
03:35:12 - Bathypathes
03:36:30 - fish
03:38:15 - Metal canister
03:38:54 - Lava tubes, lobate flow texture!
03:39:36 - Anemone
03:40:44 - stalk of a crinoid
03:42:24 - some type of debris
03:42:59 - Holothurian
03:44:24 - still heavily sedimented but outcrops are looking more pillowy
03:44:29 - going across soft sed intermixed with a few boulderish rocks
03:44:47 - Metal tube
03:45:26 - Stauropathes
03:46:59 - Iridigorgia
03:50:03 - still sediment rich area but the flows appear to have a more sheet flow morphology again.
03:51:46 - octocoral