[10:10:21] dhugallindsay leaves the room [10:20:03] kaseycantwell leaves the room [10:40:37] test [10:42:07] taraluke leaves the room [10:49:12] What time do midwater transects start? [10:59:04] Alexis Weinnig leaves the room [11:01:35] dhugallindsay leaves the room [11:06:24] Alexis Weinnig leaves the room [11:14:17] Alexis Weinnig leaves the room [11:16:18] Alexis Weinnig leaves the room [11:28:20] kaseycantwell leaves the room [11:32:45] robertcarney leaves the room [11:43:00] EX1903L2_DIVE08 ROV powered off [11:51:08] Alexis Weinnig leaves the room [12:15:23] Alexis Weinnig leaves the room [12:21:55] test2 [12:23:36] EX1903L2_DIVE08 ROV Launch [12:30:37] EX1903L2_DIVE08 ROV on Surface [12:31:08] EX1903L2_DIVE08 ROV Descending [12:31:35] LAT : 30.917859 , LON : -78.087851 , DEPTH : 9.0147 m, TEMP : 28.58068 C, SAL : 36.41098 PSU, DO : 6.35365 mg/l [12:36:30] adriennecopeland leaves the room [12:36:35] LAT : 30.918283 , LON : -78.085472 , DEPTH : 53.6387 m, TEMP : 25.15746 C, SAL : 36.58102 PSU, DO : 6.73401 mg/l [12:39:48] Good morning [12:41:35] LAT : 30.918927 , LON : -78.082937 , DEPTH : 54.3492 m, TEMP : 25.3833 C, SAL : 36.5724 PSU, DO : 6.74361 mg/l [12:44:58] We are coming off bottom at 1500 to start midwater @dhugallindsay [12:46:36] LAT : 30.918701 , LON : -78.081672 , DEPTH : 136.4008 m, TEMP : 22.37461 C, SAL : 36.77312 PSU, DO : 6.22045 mg/l [12:51:36] LAT : 30.918487 , LON : -78.081506 , DEPTH : 286.4283 m, TEMP : 19.34539 C, SAL : 36.65076 PSU, DO : 6.24599 mg/l [12:56:08] kaseycantwell leaves the room [12:56:37] LAT : 30.918778 , LON : -78.081639 , DEPTH : 435.1445 m, TEMP : 17.81648 C, SAL : 36.43025 PSU, DO : 4.94388 mg/l [13:01:37] LAT : 30.919195 , LON : -78.081654 , DEPTH : 587.2814 m, TEMP : 16.42554 C, SAL : 36.20733 PSU, DO : 4.70937 mg/l [13:06:38] LAT : 30.919484 , LON : -78.081838 , DEPTH : 739.6336 m, TEMP : 13.11843 C, SAL : 35.67086 PSU, DO : 4.2493 mg/l [13:07:06] I'm getting off the phone line, but I'll be here in the chat this morning. [13:07:13] Great! [13:11:38] LAT : 30.91976 , LON : -78.082158 , DEPTH : 898.1626 m, TEMP : 5.75591 C, SAL : 35.04539 PSU, DO : 7.10116 mg/l [13:16:39] LAT : 30.920195 , LON : -78.082562 , DEPTH : 900.4973 m, TEMP : 5.77329 C, SAL : 35.04556 PSU, DO : 7.07544 mg/l [13:21:39] LAT : 30.920509 , LON : -78.082827 , DEPTH : 916.0268 m, TEMP : 5.66163 C, SAL : 35.04309 PSU, DO : 7.14 mg/l [13:26:40] LAT : 30.920669 , LON : -78.083325 , DEPTH : 998.9727 m, TEMP : 5.29347 C, SAL : 35.02676 PSU, DO : 7.45195 mg/l [13:27:48] seafloor [13:30:59] we've not seen such a rocky seafloor on this cruise, have we? [13:31:10] I don't see any coral rubble [13:31:40] LAT : 30.920922 , LON : -78.083561 , DEPTH : 1005.8273 m, TEMP : 5.00557 C, SAL : 35.01464 PSU, DO : 7.94807 mg/l [13:36:41] LAT : 30.920777 , LON : -78.083617 , DEPTH : 1007.3013 m, TEMP : 4.97617 C, SAL : 35.01982 PSU, DO : 7.9412 mg/l [13:37:05] @taraluke that is a good point - don't think we have seen rocky seafloor [13:40:46] adriennecopeland leaves the room [13:41:41] LAT : 30.92093 , LON : -78.083689 , DEPTH : 1006.7748 m, TEMP : 4.97845 C, SAL : 35.01426 PSU, DO : 7.88553 mg/l [13:46:04] morganwill leaves the room [13:46:42] LAT : 30.921086 , LON : -78.083901 , DEPTH : 1006.2711 m, TEMP : 5.03879 C, SAL : 35.01713 PSU, DO : 7.80725 mg/l [13:50:01] EX1903L2_D08_01G Rock sample into port rock box [13:51:42] LAT : 30.921131 , LON : -78.083942 , DEPTH : 1006.0368 m, TEMP : 5.02478 C, SAL : 35.01285 PSU, DO : 7.7765 mg/l [13:51:59] herbertleavitt leaves the room [13:53:09] kaseycantwell leaves the room [13:56:43] 100 meters covered [13:56:44] LAT : 30.921261 , LON : -78.084243 , DEPTH : 1003.0978 m, TEMP : 5.02532 C, SAL : 35.0109 PSU, DO : 7.75348 mg/l [13:59:40] morganwill leaves the room [14:00:27] possibly commercial "Royal Red Shrimp" [14:01:43] LAT : 30.921345 , LON : -78.08456 , DEPTH : 999.2389 m, TEMP : 5.09206 C, SAL : 35.01801 PSU, DO : 7.67448 mg/l [14:06:02] EX1903L2_DIVE08 ROV on Bottom [14:06:44] LAT : 30.921396 , LON : -78.084844 , DEPTH : 994.0849 m, TEMP : 5.39163 C, SAL : 35.03168 PSU, DO : 7.45483 mg/l [14:11:44] LAT : 30.921599 , LON : -78.08506 , DEPTH : 988.235 m, TEMP : 5.52664 C, SAL : 35.03793 PSU, DO : 7.32172 mg/l [14:14:58] curious patches of much lighter-colored sediment among cobbles...burrowing? [14:15:56] another 100 meters covered- 200 total [14:16:45] LAT : 30.921728 , LON : -78.085337 , DEPTH : 978.4587 m, TEMP : 5.53866 C, SAL : 35.03754 PSU, DO : 7.29827 mg/l [14:21:31] Cirri not setae. Setae is the word for annaleid worms. [14:21:39] thanks [14:21:45] LAT : 30.921779 , LON : -78.085467 , DEPTH : 974.5279 m, TEMP : 5.58652 C, SAL : 35.04081 PSU, DO : 7.24799 mg/l [14:21:47] Sponge is probably demosponge. [14:21:59] No worries [14:23:37] Just joined the dive a few minutes ago - scanned back through video. Fishes so far: Venefica procera = Sorcerer's Eel; several specimens of cutthroat eel = Synaphobranchus kaupi. Cutthroat eels home in on prey using olfaction, then vision. Eat lots of bioluminescent midwater prey. ROV lights stun them. Head twitching and bumping into rocks is from being suddenly blinded. [14:24:51] Thank you, @kennethsulak. Next time we see one, we will talk about this. [14:25:01] @WatchLeads I think those white fans might actually be bryozoans. They are less fleshy and more uniformly branched then the sponges yesterday. Wish Meagan McCuller was here so she could give us more info. [14:25:23] Mapping and sampling research in this area conducted by Peter Popenoe in ~~1970s described the substrate here as phosphorite encrusted rocks [14:25:26] Thanks, we will try to get a zoom on one of them [14:25:53] dhugallindsay leaves the room [14:26:16] @WatchLeads I mead the stalked white fans with the holes in it. [14:26:46] LAT : 30.921987 , LON : -78.085684 , DEPTH : 964.8625 m, TEMP : 5.62567 C, SAL : 35.04154 PSU, DO : 7.21719 mg/l [14:27:26] dhugallindsay leaves the room [14:27:26] morganwill leaves the room [14:27:38] ctenophore [14:29:52] hi! [14:30:00] Hi Tina! [14:30:02] Hi Tina! [14:30:14] @Tina Just in time! [14:30:44] Bravo [14:30:55] I had a feeling) [14:31:14] and it has stalk Pseudo for me [14:31:36] dhugallindsay leaves the room [14:31:46] LAT : 30.922254 , LON : -78.085742 , DEPTH : 962.7023 m, TEMP : 5.63082 C, SAL : 35.04138 PSU, DO : 7.21896 mg/l [14:32:59] Substrate surrounding the Pseudoanthomastis is a dense accumulation of highly weathered Lophelia rubble. [14:33:05] We wont see live Lophelia until temp >8C [14:33:27] Missing its hat... [14:34:02] bamboo and scott is not here [14:34:26] @tinamolodtsova you missed him, he was on yesterday! [14:35:06] dhugallindsay leaves the room [14:35:43] still Sargassum, do you have many at the surface? [14:36:15] I haven't been outside today but we have seen quite a bit at the surface the last couple of days [14:36:27] apparently Bathypathes, but bad position [14:36:47] LAT : 30.922364 , LON : -78.085959 , DEPTH : 959.0522 m, TEMP : 5.62969 C, SAL : 35.04114 PSU, DO : 7.19709 mg/l [14:37:18] missed the ctenophore.. [14:37:36] @dhugal, me too, tara mentioned it [14:37:44] Traveled another 100 meters - 300 meters total [14:37:55] cupcoral [14:38:10] Ophidiidae [14:38:21] haven't been able to get a video feed because bad connection.. Was it benthic or floating? [14:38:48] @dhugallindsay i think it was a "black cydippid ctenophore" [14:39:20] had a dark (maroonish) body [14:39:28] oh man! [14:39:50] gray fish = cusk eel, Monomitopus agassizi. Really need to zoom in much closer upon the head, shoulder, and pectoral/pelvic fin area to make firm ID...Just like corals, you need to zoom in. [14:40:18] and really long tentacles [14:41:05] @alexis, black is his favorite color.... yoou had to see him in Monterey Aquarium [14:41:40] two corals, one apparenly bamboo [14:41:47] LAT : 30.922475 , LON : -78.086155 , DEPTH : 953.9981 m, TEMP : 5.60889 C, SAL : 35.04083 PSU, DO : 7.21288 mg/l [14:42:36] very thin Synaphobranchus probably S. affinis. At this depth, both S. affinis and its thicker-bodied congener, S. kaupii, co-occur [14:44:01] the fluffy colony, was it sponge or what? [14:45:35] just for dhugal [14:45:37] Demosponge [14:46:22] Poecillastra sp I think [14:46:48] LAT : 30.922713 , LON : -78.086212 , DEPTH : 946.6058 m, TEMP : 5.64861 C, SAL : 35.04119 PSU, DO : 7.17381 mg/l [14:46:54] it was fish right [14:47:46] @WatchLeads Could we please get a zoom on one of the stalked white fans with holes? I am pretty sure they are bryozoans and we should get good imagery for Meagan to get an ID. [14:47:50] @ken, is it m=normal move for this eels? rolling downslope? [14:48:48] primnoid [14:50:01] I had feeling promnoid, but polyp arrangement a bit weird [14:51:38] Two Synaphobranchidae [14:51:48] LAT : 30.922805 , LON : -78.086365 , DEPTH : 941.3016 m, TEMP : 5.67015 C, SAL : 35.04188 PSU, DO : 7.16812 mg/l [14:51:52] Oh three! [14:52:58] morganwill leaves the room [14:53:14] dhugallindsay leaves the room [14:53:52] good eye, nolan [14:53:54] @WatchLead Thank you! Bryozoans today. Yesterday there were many sponges [14:54:25] But there are some itty bitty round sponges on the rocks. [14:54:30] Thanks @Tina [14:54:39] and brachiopod just below [14:54:53] morganwill leaves the room [14:54:59] and promnoid left [14:55:05] not for long [14:55:16] @Tina A brachiopod? I missed it. [14:55:42] @nolan, it was JUST below the bryozoan [14:55:53] I am not sure it was alive [14:56:20] @Tina I went back on the video. I saw it. Small and white? [14:56:35] @Watch Leads Yes, Vazella pourtulesii [14:56:49] LAT : 30.923015 , LON : -78.08648 , DEPTH : 932.7936 m, TEMP : 5.70394 C, SAL : 35.04302 PSU, DO : 7.1298 mg/l [14:57:27] Also known as the "Russian Hat Sponge" [14:58:35] hm... never have seen hats like that) [14:59:17] LOng tube worm talk to the right? [14:59:25] @Tina Me neither! [15:00:03] can we zoom left [15:00:37] if it stylosterid or Bryo? [15:00:59] Bryozoa [15:01:07] If we could get it against darker background [15:01:15] you can see zooids [15:01:23] small white brachiopods among flat sponges on rock surface [15:01:36] the colony just above is also Bryo [15:01:49] LAT : 30.923022 , LON : -78.086568 , DEPTH : 931.4786 m, TEMP : 5.67497 C, SAL : 35.04247 PSU, DO : 7.14168 mg/l [15:01:53] And stalcked Crinoid!! [15:02:27] and carnivorous sponge below [15:02:28] Yes Bryozoan with its lophophores out! [15:02:49] @Tina yes cladorhizid [15:02:57] CRINOID~~~~ [15:03:13] Democrinus or like [15:03:34] morganwill leaves the room [15:03:36] nice colection of tiny forms [15:03:46] Arbuscular foraminifera [15:04:20] Chis will call soon [15:04:27] goniasteridae [15:05:09] Plinthaster or Peltaster [15:05:39] this cookie is much nicer than messy goniasterids eating bamboo [15:06:50] LAT : 30.923029 , LON : -78.086631 , DEPTH : 927.4763 m, TEMP : 5.7078 C, SAL : 35.04329 PSU, DO : 7.12971 mg/l [15:06:50] adamskarke leaves the room [15:08:52] Excellent collection idea! [15:08:55] and can we zoom after at primnoid with shells? [15:09:12] another jelly [15:09:47] Aw man... [15:10:10] We have seen swimming Nemerteans before. A large orange one, if I remember [15:10:20] adamskarke leaves the room [15:11:50] LAT : 30.92319 , LON : -78.086615 , DEPTH : 924.4576 m, TEMP : 5.7078 C, SAL : 35.04388 PSU, DO : 7.11105 mg/l [15:11:51] If we tire it out... [15:13:24] Baby Synaphobranchidae? [15:15:27] Wahoo! Fantastic job ROV team! [15:16:50] LAT : 30.923201 , LON : -78.086629 , DEPTH : 924.4401 m, TEMP : 5.70908 C, SAL : 35.04398 PSU, DO : 7.09274 mg/l [15:21:51] LAT : 30.92317 , LON : -78.086735 , DEPTH : 919.589 m, TEMP : 5.72498 C, SAL : 35.04394 PSU, DO : 7.11277 mg/l [15:22:50] kennethsulak leaves the room [15:26:51] LAT : 30.923254 , LON : -78.086732 , DEPTH : 919.3429 m, TEMP : 5.67818 C, SAL : 35.0423 PSU, DO : 7.14914 mg/l [15:27:12] another 100 meteres covered - 400 total [15:29:00] greeneye? [15:29:15] Green eye [15:29:50] Gotta love that iridescence! [15:31:05] Amy Wagner leaves the room [15:31:52] LAT : 30.92333 , LON : -78.086862 , DEPTH : 914.716 m, TEMP : 5.7049 C, SAL : 35.0434 PSU, DO : 7.13711 mg/l [15:32:29] mashkoormalik leaves the room [15:34:23] Good summary of the dive so far. Thanks! [15:35:16] Interesting tableau we just passed: a largish outcrop of rock with lots of coral growing on it. Obviously speaks to the need for a stable substrate. [15:36:50] Did that recently have a big meal...? [15:36:53] LAT : 30.923394 , LON : -78.087019 , DEPTH : 909.4125 m, TEMP : 5.72359 C, SAL : 35.04376 PSU, DO : 7.10775 mg/l [15:37:09] yeah we think that might be what the bulging belly is about [15:37:37] @WatchLeads I think that shimmer of the baby synaphobranchid is to help camoflage any bioluminescent meals. [15:39:37] bamboo) [15:40:12] Internodal brancher? [15:40:20] herbertleavitt leaves the room [15:40:20] Ah yes! [15:40:24] First guess is Keratoisis D clade [15:40:34] what's that Scott [15:40:41] strange galls [15:41:07] zoom left at naked node [15:41:09] I think on approach I saw a larger gall near the tip [15:41:49] Possibly ascothoracican parasite under tissue. [15:41:53] LAT : 30.923542 , LON : -78.086903 , DEPTH : 907.8846 m, TEMP : 5.74007 C, SAL : 35.04461 PSU, DO : 7.08814 mg/l [15:41:57] Related to barnacles [15:42:17] yes it was another gall left [15:42:29] but node was like disk [15:43:02] "asco-thor-ass-ican" [15:43:04] Asko-tora-tsida [15:43:09] )))) [15:43:37] haha Try to merge my and Tina's pronounciation! [15:44:07] Ask-or-Thor-Acid-Ah [15:44:49] @Tina: yes, that is good! [15:45:15] virtual latin classes for non-taxonomists [15:45:30] nice [15:45:49] baby) [15:46:38] Rolly-polly and pillbugs ARE isopods, so a perfect comparison. [15:46:47] @scott - Jame's the isopod's cousin [15:46:53] LAT : 30.923514 , LON : -78.087141 , DEPTH : 903.844 m, TEMP : 5.76035 C, SAL : 35.04537 PSU, DO : 7.0838 mg/l [15:50:02] I saw it too...but yes, it's definitely gone [15:51:54] LAT : 30.923662 , LON : -78.087138 , DEPTH : 902.1885 m, TEMP : 5.75543 C, SAL : 35.04599 PSU, DO : 7.08488 mg/l [15:56:54] LAT : 30.923732 , LON : -78.087175 , DEPTH : 901.4999 m, TEMP : 5.71224 C, SAL : 35.0439 PSU, DO : 7.10978 mg/l [15:59:37] Ask chris to spell name [15:59:50] thank you! [16:00:05] Did you get it? [16:00:21] I can rewind, just a sec! [16:01:55] LAT : 30.923729 , LON : -78.087264 , DEPTH : 898.3971 m, TEMP : 5.75832 C, SAL : 35.04628 PSU, DO : 7.08497 mg/l [16:02:25] Sphenaster emae? [16:04:08] ok, thank you! [16:06:24] Sorry! Looking for seastar name [16:06:31] I think Polymastia demosponge [16:06:51] Not on ASPIRE list. But I am always interested [16:06:55] LAT : 30.923739 , LON : -78.087364 , DEPTH : 897.1174 m, TEMP : 5.86415 C, SAL : 35.05072 PSU, DO : 6.99628 mg/l [16:11:27] Alexis Weinnig leaves the room [16:11:56] LAT : 30.923962 , LON : -78.087388 , DEPTH : 895.0716 m, TEMP : 5.8924 C, SAL : 35.05135 PSU, DO : 6.97054 mg/l [16:14:06] @WatchLeads Correct spelling for the sea star is: Sthenaster emmae [16:14:19] @nolanbarrett thank you! :) [16:14:38] I'm sure I'm going to regret leaving, but I have to go shuttle my daughter around this afternoon. Enjoy the rest of the dive! [16:14:56] Thank you for joining us @taraluke! [16:15:16] Thanks for a good dive, as always! [16:15:18] taraluke leaves the room [16:16:56] LAT : 30.924014 , LON : -78.087521 , DEPTH : 891.1197 m, TEMP : 5.93499 C, SAL : 35.05448 PSU, DO : 6.94843 mg/l [16:20:01] Could it be another Sthenaster emmae? This time feeding on a coral live? [16:20:08] Not a fair fight! [16:20:24] Can see the asteroid stomach everted. [16:20:32] I think so! It has the pedicillarea like the last one the Chris M IDd! [16:20:43] it is not great [16:20:54] Oh Chris is gonna be so happy! [16:21:05] But poor coral...Om nom nom... [16:21:18] I see some bare skeleton to colonize in the not too distant future.... [16:21:57] LAT : 30.924116 , LON : -78.087582 , DEPTH : 886.8013 m, TEMP : 5.65734 C, SAL : 35.04503 PSU, DO : 7.15076 mg/l [16:23:13] nolanbarrett leaves the room [16:23:23] What is revealing here is the way the seastar eats: essentially soaking all the tissue and polyps in digestive juices and slurping up the slurry rather than chewing on individual polyps. [16:25:16] I am interesting [16:25:20] ask Chris [16:25:49] if sclerites remain in stomah [16:26:07] or jus is acidic? and they are dissolving [16:26:50] and... interesting.. if they eat bamboo at great depth because they are short in carbonates? [16:26:57] LAT : 30.924173 , LON : -78.08764 , DEPTH : 883.1258 m, TEMP : 5.75125 C, SAL : 35.04206 PSU, DO : 7.05903 mg/l [16:27:29] @Tina Thats a really great thought. They need carbonates for their own ossicles. [16:28:50] What was the coiled whip just passed over? Antipatharian or other? Have we imaged those already? [16:29:01] ... because goniasterids are quite... ossicles-reach family [16:29:25] @Tina Very true. [16:29:37] I want to be sure we don't pass over a Radicipes without noting it (though I don't think they are so common at this depth) [16:29:41] @scott, have nnot seen( [16:30:04] was it at the soft? [16:30:29] @Tina: I don't think so, but didn't get a good look at the base. [16:30:55] @scottfrance: We passed and zoomed on several whips with that morphogy -unbranched bamboos [16:31:00] iscwatch leaves the room [16:31:02] Sponge with bryozoan to the left [16:31:09] there were couple of Stichopathes other day [16:31:19] @enrique: thanks. [16:31:58] LAT : 30.924356 , LON : -78.087623 , DEPTH : 874.5857 m, TEMP : 5.52486 C, SAL : 35.04071 PSU, DO : 7.24209 mg/l [16:32:06] bamboo under [16:32:15] This sponge looks very similar to a demosponge called Stelodoryx, but I am not sure. [16:33:06] Shrimp something like Glyphocrangon...? [16:34:17] The sponge could also be, maybe more likely, Phakellia sp. Axinellidae family [16:34:58] Yeah, based off what we saw yesterday and John Reeds comments, I think the large white fans on stalks are Phakellia sp. [16:35:08] So... is this the first part of the upper ledge above the scarp? [16:35:56] Thanks [16:36:55] Argonaut egg case? [16:36:59] LAT : 30.924427 , LON : -78.087737 , DEPTH : 873.5597 m, TEMP : 5.55385 C, SAL : 35.03896 PSU, DO : 7.23137 mg/l [16:37:22] Yes! [16:37:26] @Scott Yes! [16:38:02] Egg case for a paper nautilus, which is actually a type of octocpus... [16:38:19] Female produces the case to carry embryos [16:39:12] Not a collectible. [16:40:42] https://en.wikipedia.org/wiki/Argonaut_(animal) [16:41:59] LAT : 30.924409 , LON : -78.087788 , DEPTH : 873.0593 m, TEMP : 5.51477 C, SAL : 35.03679 PSU, DO : 7.2618 mg/l [16:43:17] Very interesting how "puffy" the polyps look here... [16:43:45] This is close to volcano polyp shape, so possibly an Eknomisis [16:46:58] @Tina I've been reading an article Chris M wrote on that coral eating sea star. It turns out, the sclerites have been found in the stomach contents. It doesn't say if any were shown to be dissolved in the stomach, so more research is needed! [16:47:00] LAT : 30.924663 , LON : -78.087947 , DEPTH : 873.0531 m, TEMP : 5.56684 C, SAL : 35.06793 PSU, DO : 7.24265 mg/l [16:51:25] primnoids are generally was a second choice... [16:51:41] Its a baby Sthenaster emmae [16:52:00] LAT : 30.924592 , LON : -78.088036 , DEPTH : 874.1728 m, TEMP : 5.50457 C, SAL : 35.03554 PSU, DO : 7.25872 mg/l [16:52:15] @nolan, your baby is eating nice colony [16:52:19] Most observations of seastars predating on gorgonians appear to be upon primnoids [16:52:23] This is actually in the Goniasterid family [16:52:39] @Tina Not my child, but I'll gladly be the uncle! [16:53:02] another 100 meters traveled - 600 m total [16:53:32] @enrique, may be it depends on depth [16:55:37] @tina yes, saw lots predating on Primnoa pacifica in AK [16:57:00] LAT : 30.924761 , LON : -78.088171 , DEPTH : 874.0125 m, TEMP : 5.50505 C, SAL : 35.03616 PSU, DO : 7.25726 mg/l [17:00:42] @Enrique: in the Pacific CAPSTONE cruises it was the bamboo corals that appeared most frequently preyed upon. [17:01:07] mashkoormalik leaves the room [17:01:21] @Tina and @Ren If you go to Chris Mah's blog EchinoBlog.blogspot.com, in the October 2010, theres a scanning electron micrograph of one of the sclerites found in this Sthenaster emmae's stomach. Maybe you could tell if it was primnoid? [17:01:57] Looks like an opportunity to use OkEx video to start to quantify frequency of taxa predated. [17:02:01] LAT : 30.92482 , LON : -78.088238 , DEPTH : 873.7966 m, TEMP : 5.50602 C, SAL : 35.03564 PSU, DO : 7.25976 mg/l [17:02:16] @Scott Sthenaster is related to the Evoplosoma, Hippasteria, and Gilbertaster coral eaters from the pacific. [17:02:46] Plinthaster dentatus, I think [17:05:18] Demosponge is maybe Heteroscleromorpha [17:07:01] LAT : 30.924889 , LON : -78.088315 , DEPTH : 875.4192 m, TEMP : 5.5065 C, SAL : 35.03612 PSU, DO : 7.26137 mg/l [17:07:15] Little ball sponge was probably Hyalonema glass sponge [17:07:31] Zoom on sponge in the back, please? [17:07:58] Thank you! [17:08:05] :) [17:08:52] Demosponge, but I don't know [17:09:18] That is a significant "chimney" osculum! [17:09:27] looks like the "teapot" sponge we collected earlier [17:09:30] Yellow sponges are probably Hertwigia [17:09:54] @Scott Yeah, very much [17:10:10] I was told that gastropod bellow is eating sponges [17:10:20] Pictures to Joana! [17:10:24] all the family) the long one [17:11:01] @Tina Oh that's interesting! [17:11:03] I don't think I saw the lasers on that last zoom. Can we get them on for sizing? [17:11:13] trying to find name [17:11:30] Porifivore? Spongivore? I like Spongivore! [17:12:02] LAT : 30.924995 , LON : -78.088346 , DEPTH : 875.1394 m, TEMP : 5.50537 C, SAL : 35.03601 PSU, DO : 7.262 mg/l [17:12:10] @scottfrance thanks for the reminder. I think video keeps asking to turn them off for beauty shots but w will ask them to turn them on at the next zoom [17:13:12] @Amy: yep. That is exactly what happens. It is particularly important for the unknown stuff, and for things we previously collected to make the comparison. [17:13:14] A few of these weird demosponges... [17:13:36] Cerithiopsidae [17:13:43] something like [17:13:49] cristianacastellobranco leaves the room [17:14:16] can we zoom at sticks? [17:14:20] Looks like plenty of wispy Cladarisis-like bamboo corals. [17:15:16] Anthomastus alert... [17:17:02] LAT : 30.924893 , LON : -78.088481 , DEPTH : 871.9395 m, TEMP : 5.50763 C, SAL : 35.03631 PSU, DO : 7.25845 mg/l [17:19:34] is it Sargassum crawling/ [17:20:22] wild sargassum [17:20:48] Gotta go for lunch, Ill be back as soon as I can [17:21:36] lasers! [17:21:46] Ophidiidae cuskeel [17:21:49] Thank you! [17:22:03] LAT : 30.924847 , LON : -78.08859 , DEPTH : 871.1388 m, TEMP : 5.51257 C, SAL : 35.03577 PSU, DO : 7.2498 mg/l [17:24:02] stalked crinoid [17:24:32] this sponge left, is is cladorhizid? [17:24:46] looks like urchin [17:25:03] was very particular [17:25:16] yeah i think that was a cladorhizid, good eye tina! [17:26:04] Blue sponge =desmacellidae demosponge and I think the other was cladorhizid too. Okay, now Im going to lunch [17:26:20] Desmacellidae [17:26:22] tall stalked crinoids a few seconds ago was likely Democrinus--5 undivided arms. [17:27:03] LAT : 30.924928 , LON : -78.088742 , DEPTH : 871.1085 m, TEMP : 5.5159 C, SAL : 35.03659 PSU, DO : 7.25205 mg/l [17:28:19] Cladarisis clade [17:28:53] no call for collection? [17:29:28] I'm not sure I understand why the lasers aren't being left on for routine transiting and turned off only for beauty shots. The lasers are the one thing we can use to estimate size and area surveyed. [17:30:30] @scott, some beauty shots also need lasers [17:30:39] for scale [17:31:00] Thanks for that. [17:31:09] @Tina: for sure. [17:32:03] LAT : 30.924913 , LON : -78.088828 , DEPTH : 870.2042 m, TEMP : 5.51799 C, SAL : 35.03628 PSU, DO : 7.24046 mg/l [17:33:52] squat lobsters on the bamboo coral [17:35:04] single yellow octocoral polyp to lower left... [17:35:31] another to right of ophiuroid [17:35:40] I wonder if they are connected stolonifernas [17:36:12] Before leaving see if you can get a look at the crabs on the bamboo coral [17:37:04] LAT : 30.924906 , LON : -78.088884 , DEPTH : 870.5284 m, TEMP : 5.52502 C, SAL : 35.03623 PSU, DO : 7.24679 mg/l [17:38:16] Thanks. [17:39:28] lasers? [17:39:57] another 100 meters traveled - 700 m total [17:42:04] LAT : 30.924947 , LON : -78.088978 , DEPTH : 866.2784 m, TEMP : 5.52186 C, SAL : 35.03654 PSU, DO : 7.25049 mg/l [17:43:02] adamskarke leaves the room [17:44:15] anyone interested in us putting ROV CTD's up on feed three? [17:47:05] LAT : 30.925002 , LON : -78.089088 , DEPTH : 865.3163 m, TEMP : 5.52647 C, SAL : 35.03679 PSU, DO : 7.24517 mg/l [17:48:20] @Kasey: I'm neutral on that, certainly not opposed. [17:49:26] bernardball leaves the room [17:50:10] aawww that's a lovely pair! [17:50:20] It feels like it has been so long since I saw a Chrysogorgia... Probably reflects my poor participation this week. [17:52:05] LAT : 30.92489 , LON : -78.089167 , DEPTH : 865.1088 m, TEMP : 5.52599 C, SAL : 35.0365 PSU, DO : 7.24329 mg/l [17:52:50] @okexnav Does this feature get any higher, or at we at the top? [17:53:11] @enriquesalgado we are pretty much at the top [17:54:06] Thanks. Would be interesting to see interface of water stratification with seafloor.with [17:57:06] LAT : 30.924952 , LON : -78.089376 , DEPTH : 865.2068 m, TEMP : 5.53018 C, SAL : 35.03666 PSU, DO : 7.23625 mg/l [17:58:51] Alexis Weinnig leaves the room [18:00:46] kaseycantwell leaves the room [18:01:41] lonely cupcoral [18:02:06] LAT : 30.924993 , LON : -78.089565 , DEPTH : 865.0524 m, TEMP : 5.5319 C, SAL : 35.03675 PSU, DO : 7.23684 mg/l [18:07:07] LAT : 30.925099 , LON : -78.089787 , DEPTH : 865.1417 m, TEMP : 5.53721 C, SAL : 35.0368 PSU, DO : 7.22766 mg/l [18:11:42] Have to log off for a bit. [18:11:54] charlesmessing leaves the room [18:12:07] LAT : 30.925274 , LON : -78.089859 , DEPTH : 865.4391 m, TEMP : 5.53528 C, SAL : 35.03694 PSU, DO : 7.21821 mg/l [18:16:31] Lithodid crab? [18:17:08] LAT : 30.92533 , LON : -78.089903 , DEPTH : 865.1173 m, TEMP : 5.53914 C, SAL : 35.0369 PSU, DO : 7.22577 mg/l [18:17:41] I take that back. A homolid crab. I think I saw the reduced upward-pointing 5th walking legs. [18:21:00] joanaxavier leaves the room [18:22:08] LAT : 30.925505 , LON : -78.089951 , DEPTH : 865.0509 m, TEMP : 5.54086 C, SAL : 35.03731 PSU, DO : 7.2258 mg/l [18:22:42] joanaxavier leaves the room [18:24:01] adamskarke leaves the room [18:24:56] hard to be sure but the substrate doesn't look right for the tar sponge [18:25:19] can you poke it? [18:25:47] @joanaxavier thanks, not sure what it is. Does seem like the right texture for a rock either. We are setting up to try and poke it [18:26:52] @Amy I know, and there seems to be a bit more of it on neighbouring rocks [18:27:09] LAT : 30.92555 , LON : -78.089981 , DEPTH : 865.601 m, TEMP : 5.54843 C, SAL : 35.03689 PSU, DO : 7.1994 mg/l [18:27:12] betting rock [18:27:23] @adamskarke any thoughts on what this shiny black surface is? [18:27:49] it's smaller than I thought [18:28:30] @amywagner Nope [18:28:43] tarball? [18:28:47] great, thanks! [18:28:54] looks like just rock surface [18:29:21] weird that it is so smooth and shiny [18:29:48] We would not expect there to be tar/asphalt seeps here based upon regional geologic context [18:30:07] agreed @adamskarke [18:30:39] Glove sponge. [18:30:40] that is a glove right? [18:30:51] Yep! [18:30:59] Yes! A glove. [18:32:09] LAT : 30.92557 , LON : -78.089978 , DEPTH : 864.4485 m, TEMP : 5.55514 C, SAL : 35.03686 PSU, DO : 7.23037 mg/l [18:34:03] This thermal anomaly is really curious [18:36:35] Is it a deep filament off the Gulf Stream? [18:37:00] "if" fluid was coming out of the seafloor we would expect it to be at or very near ambient temperature [18:37:10] LAT : 30.925861 , LON : -78.08991 , DEPTH : 865.6073 m, TEMP : 5.5516 C, SAL : 35.03786 PSU, DO : 7.23215 mg/l [18:37:12] @adam, yes it is! Wanted to collect some water here but we don't have any plan for what to do with it if we got it. [18:38:40] @scottfrance - could be but if that was the case I would expect the thermal signal would be more diffuse - a more graduate temperature change rather than sharp stratification right at the bed [18:39:06] I haven't been fully following the discussion, but is it possible that the higher temp water if the "norm" for the area and the colder water we've been in is upwelling deflected by the scarp we've been climbing? [18:39:22] *sorry - is the norm [18:41:35] My guess is that it is some finger of water from the north that is under the Gulf Stream. Very distinct layer although salinity is only slightly more fresh. [18:41:39] @amywagner I am not a chemical oceanographer but as I recall, specific chemicals are required to preserve ware samples for useful analysis [18:41:51] *water samples [18:42:10] LAT : 30.925881 , LON : -78.089825 , DEPTH : 865.2201 m, TEMP : 5.56168 C, SAL : 35.03745 PSU, DO : 7.22239 mg/l [18:42:34] Depends of what they are for, but yes, if we wanted anything to do with DIC or carbon isotopes, we would need HgCl to preserve it and stop any productivity [18:43:26] We could collect for oxygen isotopes, verify salinity, oxygen isotopes without any preservation [18:43:35] *nutrients [18:44:54] As I was talking to Kasey, this is sort of beyond the EX scope so it is something to think about with future proposals. :) [18:44:57] likely in the genus Phakellia [18:45:58] @amywagner- agree water sampling by EX is for future discussions [18:47:11] LAT : 30.925962 , LON : -78.089989 , DEPTH : 865.8633 m, TEMP : 5.55959 C, SAL : 35.03788 PSU, DO : 7.20281 mg/l [18:47:12] Hello everyone! [18:47:25] Hi Mike! [18:47:37] About 3 more minutes before we come off bottom to set up for midwater [18:48:48] Excellent! [18:49:20] @scottfrace You make a good point. The scarp sure seems to be playing a role [18:52:06] EX1903L2_DIVE08 ROV Ascending [18:52:11]