NA149_H1957_(2of11)_20230530_061148Z
Channel: Nautilus Live Dive Recordings
Date: 20/07/2023

This playlist includes recordings of all ROV Hercules dives conducted during a single Ocean Exploration Trust expedition aboard E/V Nautilus. Each dive is divided into two-hour segments. File names include:

Cruise ID_Dive Number_ File(XofX) _Date[yyyy-mm-dd]_Time[hhmmss]z

All files are recorded in UTC-0, the same way they are recorded by ROV Hercules' primary imaging camera.

The chapter observations presented were recorded in the data log in real-time by the scientists and data loggers aboard the ship. These are preliminary observations only. Data has not been QA/QCed or otherwise verified, and may be incomplete, contain inaccuracies, identification and spelling errors.

Scientific/research requests for the full video or for sub-sets of video can be made at 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 inquiries or licensing requests for reuse, please contact press@oet.org.

0:00:54 - Note: and Protoptilum sighting, sea pen
0:01:27 - Note: Keratoisidinae unbranched coral
0:02:28 - Note: another Protoptilum sighting
0:03:32 - Note: mostly sandy substrate
0:04:24 - Note: another Protoptilum sighting
0:05:57 - Note: Pennatula sighting
0:08:13 - Note: another Pennatula sighting
0:10:11 - Note: substrate now mainly composed of large encrusted boulders, with medium relief
0:10:17 - Note: anemone sighting
0:11:00 - Note: multiple Protoptilum sightings
0:12:10 - Note: small polyachete sighting, anemone associate
0:12:44 - Note: another anemone sighting]
0:13:49 - Note: another anemone sighting from far
0:14:19 - Note: Umbelulla sighting
0:15:08 - Note: rattail fish sighting
0:20:16 - Note: Isididae sighting
0:20:48 - Note: large chrysogorgiids, genniculata and metallogorgia
0:21:44 - Note: Chrysogorgia and stalked sponge sighting
0:21:51 - Note: possible sponge id: Bolosoma
0:22:12 - Note: Chrysogorgia iridigorgia magnispiralis
0:23:23 - Note: Ophiuroid sightings
0:24:31 - Note: another Chrysogorgia sighting
0:29:43 - Note: substrate is now mainly slabs of encrusted rocks covered in fine sand
0:30:16 - Note: Isididae individual with a polyp cluster like feature
0:31:35 - Note: continuing transit South East towards WP 2
0:32:50 - Note: possible reminiscence of a lava channel
0:33:55 - Note: cusk eel sighting
0:34:34 - Note: possible parasite sighting in cusk eel
0:34:56 - Note: Chrysogorgia sighting from far
0:37:02 - Note: Iridigorgia sighting
0:37:12 - Note: Chrysogorgia sighting
0:37:40 - Note: xenophyophores sightings
0:38:16 - Note: Holutharian sighting
0:40:08 - Note: Holothurian sighting, possibly new species?
0:41:34 - Note: Chrysogorgia sighting
0:41:43 - Note: Sea star sighting
0:43:11 - Note: feeding tracks from Holutharian
0:44:54 - Note: another Holothurian sighting
0:46:50 - Note: sideway xenophyophore
0:47:21 - Note: Chrysogorgia sighting
0:48:11 - Note: Penatulla sea pen
0:48:20 - Note: Pennatula*
0:50:48 - Note: substrate mainly sediment with encrusted rocks
0:51:06 - Note: Chrysogorgia sighting
0:53:38 - Note: anemone sighting
0:56:19 - Note: crinoid sighting
0:57:08 - Note: possible paragorgia sighting
0:57:19 - Note: Chrysogorgia sighting
0:57:39 - Note: polyachete sighting
0:58:11 - Note: confirming paragorgia sighting, with zoanthids at the base
0:58:19 - Note: and ophiuroid associate
0:59:26 - Note: large Narella sighting
1:01:35 - Note: Chrysogorgia sigthing
1:02:26 - Note: large tunicate sighting
1:03:59 - Note: Stichopathes? black coral sighting
1:04:34 - Note: Schizopathes black coral*
1:07:19 - Note: Metallogorgia with Ophiuroids associates
1:07:43 - Note: mollusk worm associate at the base
1:08:32 - Note: Chrysogorgia sighting
1:09:18 - Note: another Pennatula sighting
1:09:58 - Note: Umbelulla sighting
1:10:36 - Note: Keratoisidinae coral
1:10:52 - Note: red large crinoid sighting
1:11:28 - Note: Holothurian sighting
1:11:37 - Note: Keratoisidinae coral
1:11:54 - Note: Chrysogorgia and stalked crinoid sighting
1:12:11 - Note: following a steep slope upwards WP 2
1:12:14 - Note: Bolosoma sighting
1:12:40 - Note: Schizopathidae sighting
1:13:01 - Note: barnicle associate to unknown coral, pending id
1:13:20 - Note: possible id for previous coral, Schizopathidae
1:13:51 - Note: mushroom coral sighting
1:14:26 - Note: echinoderm sighting
1:15:57 - Note: possible urchin id, aspidodiadema
1:17:34 - Note: Schizopathidae coral sigthing a minute ago
1:18:31 - Note: Keratoisidinae coral sighting
1:20:00 - Note: Chrysogorgia sighting
1:21:33 - Note: Holussour? fish sighting
1:22:28 - Note: possible diseased coral covered in crinoids and zoanthids
1:22:55 - Note: also covered in hydroids
1:24:06 - Note: possible tube worm associate'