[09:02:01] dhugallindsay leaves the room [12:05:06] taraluke leaves the room [12:41:56] Go due east- Bahamas! [13:15:09] EX1907_DIVE08 ROV Launch [13:16:56] christarabenold leaves the room [13:19:08] Good morning all! We are diving today outside of Miami - Gulf Stream will be factor so may take a little longer to get on bottom. [13:21:40] EX1907_DIVE08 ROV on Surface [13:22:31] EX1907_DIVE08 ROV Descending [13:23:48] LAT : 25.556587 , LON : -79.879004 , DEPTH : 19.1909 m, TEMP : 28.64125 C, SAL : 36.29634 PSU, DO : 6.49083 mg/l [13:26:33] christarabenold leaves the room [13:28:48] LAT : 25.558822 , LON : -79.878808 , DEPTH : 80.5353 m, TEMP : 28.57221 C, SAL : 36.31018 PSU, DO : 6.46528 mg/l [13:33:49] LAT : 25.561273 , LON : -79.878717 , DEPTH : 224.0918 m, TEMP : 18.68099 C, SAL : 36.48725 PSU, DO : 4.68633 mg/l [13:38:17] Audio on conference line isn't great. It's a little choppy and not as "strong" as the audio through the computer. [13:38:49] LAT : 25.563034 , LON : -79.878742 , DEPTH : 356.6609 m, TEMP : 10.87843 C, SAL : 35.32474 PSU, DO : 4.28542 mg/l [13:38:54] I hear nothing on conf line [13:41:26] good morning everyone! We're back!! Lets have a great dive today [13:41:39] GOOD MORNING!!!!! [13:42:23] Yah, finally get to dive. good luck. [13:42:27] Good morning!! [13:43:11] mute your phone! [13:43:20] christarabenold leaves the room [13:43:50] LAT : 25.563158 , LON : -79.878987 , DEPTH : 502.461 m, TEMP : 7.43591 C, SAL : 34.92912 PSU, DO : 4.51471 mg/l [13:44:45] christarabenold leaves the room [13:48:25] We can hear the pilots on the conference line. I don't think this is typical. [13:48:50] LAT : 25.562831 , LON : -79.878847 , DEPTH : 560.3517 m, TEMP : 6.93269 C, SAL : 34.89069 PSU, DO : 4.59985 mg/l [13:49:00] I will check in on that [13:49:25] EX1907_DIVE08 ROV on Bottom [13:49:30] christarabenold leaves the room [13:53:51] LAT : 25.562823 , LON : -79.878906 , DEPTH : 564.6717 m, TEMP : 6.92265 C, SAL : 34.88991 PSU, DO : 4.56665 mg/l [13:57:43] sponge? [13:58:18] Illex squid [13:58:51] LAT : 25.562826 , LON : -79.878903 , DEPTH : 564.8066 m, TEMP : 6.92523 C, SAL : 34.88965 PSU, DO : 4.53456 mg/l [13:59:52] keep eye out for swordfish. they love these squid [14:01:29] Ellisella elongata? [14:03:52] LAT : 25.562926 , LON : -79.878884 , DEPTH : 564.2696 m, TEMP : 6.92932 C, SAL : 34.89 PSU, DO : 4.50706 mg/l [14:08:40] watch for squid eggs on bottom too, We've seen spawning on these deep reefs [14:08:52] LAT : 25.562885 , LON : -79.879015 , DEPTH : 563.9956 m, TEMP : 6.93237 C, SAL : 34.89012 PSU, DO : 4.49296 mg/l [14:12:06] Good morning!!! I am just connecting, and have to reset the monitors they are slightly delayed. Way to go!!! [14:13:25] ok! Cris!!!! [14:13:53] LAT : 25.562896 , LON : -79.879082 , DEPTH : 563.1637 m, TEMP : 6.93773 C, SAL : 34.8905 PSU, DO : 4.46485 mg/l [14:15:08] mariadiaz leaves the room [14:16:26] Maybe Hertwigia [14:17:44] those could be bobtail eggs [14:18:35] Question from social media: Jeremy Horowitz on Twitter asked: Who can we speak to to ask about collecting some more black corals, to fill gaps in our growing antipath UCE tree? [14:18:47] Also, please explain antipath UCE tree. [14:18:53] LAT : 25.562846 , LON : -79.87919 , DEPTH : 563.2836 m, TEMP : 6.94529 C, SAL : 34.88995 PSU, DO : 4.44572 mg/l [14:19:17] Chaceon fenneri [14:20:13] I dont know anything about the UCE tree [14:20:34] The yellow sponge was too elastic and soft when we collected [14:21:00] So I thought Demospongiae maybe Niphates or Amphimedon [14:21:46] I consulted Rob Van Soest, and he thought that might be a Niphates but with that color it is unique , and not described. We have to wait to see the spicules to corroborate the ID [14:23:54] LAT : 25.562972 , LON : -79.879293 , DEPTH : 563.2349 m, TEMP : 6.95081 C, SAL : 34.89155 PSU, DO : 4.43781 mg/l [14:24:04] Is it possible to collect this species, might be Euplectella [14:25:29] michaelvecchione leaves the room [14:27:37] Could it be Heterotella cris? [14:28:54] LAT : 25.562954 , LON : -79.879312 , DEPTH : 563.1836 m, TEMP : 6.9474 C, SAL : 34.89028 PSU, DO : 4.43348 mg/l [14:29:02] It is probably Euplectella, lets see if it is rooted to the sand with long hairy spicules [14:32:30] Excellent [14:33:20] I am having trouble with the SeaTube V2, it gives me amessage: ERROR, No valid live streams for active dive! any suggestion? [14:33:36] are you clicking dive 9? [14:33:49] i mean dive 8 [14:33:55] LAT : 25.562963 , LON : -79.879306 , DEPTH : 563.1745 m, TEMP : 6.92024 C, SAL : 34.88965 PSU, DO : 4.44329 mg/l [14:34:05] your logged in [14:34:08] ? [14:34:31] So if we do not see barba like spicules at the base then it would belong to other genus of Euplectellidae [14:34:46] i didnt see it either [14:38:55] LAT : 25.562854 , LON : -79.879439 , DEPTH : 561.7759 m, TEMP : 6.93626 C, SAL : 34.89055 PSU, DO : 4.42816 mg/l [14:40:53] Sharon Dentinger on Facebook asks - in regard to video of sea spider with babies - Do Sea spiders build webs also? [14:42:07] christarabenold leaves the room [14:43:56] LAT : 25.563035 , LON : -79.879593 , DEPTH : 563.268 m, TEMP : 6.96473 C, SAL : 34.89183 PSU, DO : 4.41593 mg/l [14:48:56] LAT : 25.562988 , LON : -79.879705 , DEPTH : 562.8557 m, TEMP : 6.97622 C, SAL : 34.89077 PSU, DO : 4.39766 mg/l [14:51:48] mariadiaz leaves the room [14:53:57] LAT : 25.563081 , LON : -79.87967 , DEPTH : 562.5694 m, TEMP : 6.98825 C, SAL : 34.89342 PSU, DO : 4.38649 mg/l [14:58:41] Lets see what are those growing on top of Lophelia [14:58:44] michaelvecchione leaves the room [14:58:57] LAT : 25.563056 , LON : -79.879763 , DEPTH : 561.438 m, TEMP : 7.0074 C, SAL : 34.89204 PSU, DO : 4.37879 mg/l [15:03:57] LAT : 25.563038 , LON : -79.879901 , DEPTH : 562.0917 m, TEMP : 7.01821 C, SAL : 34.89255 PSU, DO : 4.3758 mg/l [15:08:58] LAT : 25.56313 , LON : -79.87985 , DEPTH : 562.424 m, TEMP : 7.01852 C, SAL : 34.89272 PSU, DO : 4.37338 mg/l [15:12:19] has eggs [15:13:58] LAT : 25.563038 , LON : -79.880012 , DEPTH : 562.2375 m, TEMP : 7.02545 C, SAL : 34.89311 PSU, DO : 4.36489 mg/l [15:14:53] looks like blind lobster steph and I see in muddy areas. can you see its eyes [15:16:18] Many more of the short yellow fans [15:17:08] Yes Stylochordila like, definitively a different species to the one we saw before [15:18:59] LAT : 25.563143 , LON : -79.880103 , DEPTH : 560.8801 m, TEMP : 7.04821 C, SAL : 34.89439 PSU, DO : 4.35049 mg/l [15:19:46] With regard to earlier FaceBook question, in case it was not answered: No, pycnogonid sea spiders do not produce silk so cannot build webs. [15:20:29] cladorhizid sponge? [15:20:35] This is a carnivorous sponge. [15:20:51] Agree with Megan: cladorhizid sponge. [15:21:30] Incredible, [15:21:37] Yes [15:23:59] LAT : 25.563211 , LON : -79.880207 , DEPTH : 560.4964 m, TEMP : 7.05472 C, SAL : 34.89537 PSU, DO : 4.36108 mg/l [15:24:18] I just emailed Mike V and Heather J to get ID on squid... [15:24:38] That lobster may have been Acanthicaris- couldn't remember name [15:25:47]  the white blind lobster? did i miss that??? darn it!!! [15:29:00] LAT : 25.563252 , LON : -79.880394 , DEPTH : 558.8972 m, TEMP : 7.07202 C, SAL : 34.89565 PSU, DO : 4.34505 mg/l [15:30:56] Some kind of Plexauridae being overgrown by zoanthid [15:31:18] Phakelia cf connexiva in the back [15:32:12] Farrea in th e front the Hexactinellida [15:32:41] more cladorhizids are the spiky balls in the back [15:32:48] From this distance those whote balls look like mini hydrocorals... [15:33:35] But I could buy that they are cladorhizids. I don't recognize them. [15:33:50] could we zoom on the white spiky things? [15:33:58] oop maybe later [15:34:02] LAT : 25.563315 , LON : -79.880394 , DEPTH : 559.5433 m, TEMP : 7.0695 C, SAL : 34.89555 PSU, DO : 4.34851 mg/l [15:36:53] michaelvecchione leaves the room [15:37:08] Anthomastus as well [15:37:42] I agree with Megan that this is a sponge (the spiky ball) [15:37:49] I think the balls and the branches are cladorhizids [15:38:04] And I believe the branchy one is also a cladorhizid [15:38:46] we could collect a small rock with those on them [15:39:01] LAT : 25.563281 , LON : -79.880593 , DEPTH : 555.7559 m, TEMP : 7.09665 C, SAL : 34.89664 PSU, DO : 4.33604 mg/l [15:39:14] or just that little clump [15:42:21] Acanthogorgia [15:43:10] yes same as before [15:44:01] LAT : 25.563303 , LON : -79.880586 , DEPTH : 555.6645 m, TEMP : 7.09042 C, SAL : 34.89642 PSU, DO : 4.34222 mg/l [15:45:49] No doubt some fat asteroid is sitting in the area having munched its way through this colony! [15:46:30] hahaha [15:46:49] these look different though. So we have a few different kinds of cladorhizid here. Neat! [15:47:14] I have seen cladorhizids growing like sunbursts, but perhaps not this fat/bulbous [15:48:32] Lets call it Stylocordylidae [15:49:02] LAT : 25.563304 , LON : -79.880586 , DEPTH : 555.1592 m, TEMP : 7.12075 C, SAL : 34.89977 PSU, DO : 4.33156 mg/l [15:50:11] If it is a Cladorhizidae it would be order Poecilosclerida, if it is Stylochordylidae is from the Order Suberitida [15:50:44] But they are really unique from any part of the sponge world they are coming [15:54:02] LAT : 25.563361 , LON : -79.88058 , DEPTH : 554.8153 m, TEMP : 7.12562 C, SAL : 34.89845 PSU, DO : 4.32656 mg/l [15:58:01] Bobbing for sponges! [15:59:03] LAT : 25.563356 , LON : -79.880573 , DEPTH : 554.9078 m, TEMP : 7.13756 C, SAL : 34.89997 PSU, DO : 4.3153 mg/l [16:00:24] THANKS SO MUCH!!! [16:02:25] D-clade isidid, could be Eknomisis (volcano-shaped polyps) or Keratoisis [16:04:03] LAT : 25.563347 , LON : -79.880547 , DEPTH : 554.9337 m, TEMP : 7.17898 C, SAL : 34.90549 PSU, DO : 4.3111 mg/l [16:04:15] Interestingly, the polyps on that broken branch can continue to do well because they don't actually need to be connected to the rest of the colony: they just need to be in a position to feed themselves. [16:05:31] Looks the same from here [16:09:04] LAT : 25.563361 , LON : -79.880624 , DEPTH : 554.5314 m, TEMP : 7.18253 C, SAL : 34.9024 PSU, DO : 4.30684 mg/l [16:14:04] LAT : 25.563176 , LON : -79.880715 , DEPTH : 554.2837 m, TEMP : 7.23835 C, SAL : 34.90612 PSU, DO : 4.28334 mg/l [16:18:23] This is the "sunburst"-type sponge I referred to earlier. [16:19:05] LAT : 25.563281 , LON : -79.880871 , DEPTH : 553.6759 m, TEMP : 7.26517 C, SAL : 34.90797 PSU, DO : 4.27761 mg/l [16:19:56] heatherjudkins leaves the room [16:20:37] yeah looks like bryozoans [16:22:41] There are very similar in morphology species from the carnivorous genus Abyssocladia, only 3-4 species from the Atlantic, mid atlantic ridge, and Brazil. But Lolli-pop like only 3 species from the Pacific collected in the Mariannas Trench Okeanus expedition [16:24:05] LAT : 25.563364 , LON : -79.880843 , DEPTH : 553.5769 m, TEMP : 7.25817 C, SAL : 34.90773 PSU, DO : 4.27614 mg/l [16:25:34] I will email you guys the paper [16:25:52] It wouold be more a different species for sure [16:29:06] LAT : 25.563395 , LON : -79.880853 , DEPTH : 553.6333 m, TEMP : 7.25911 C, SAL : 34.90756 PSU, DO : 4.2733 mg/l [16:34:06] LAT : 25.563335 , LON : -79.880965 , DEPTH : 552.3015 m, TEMP : 7.25325 C, SAL : 34.90639 PSU, DO : 4.27432 mg/l [16:37:39] rattail looks like Nezumia sp. [16:39:07] LAT : 25.563389 , LON : -79.881073 , DEPTH : 552.1877 m, TEMP : 7.24536 C, SAL : 34.90481 PSU, DO : 4.2748 mg/l [16:39:40] Astrophorida [16:40:00] jimmasterson leaves the room: Replaced by new connection [16:44:07] LAT : 25.563369 , LON : -79.881287 , DEPTH : 550.5386 m, TEMP : 7.251 C, SAL : 34.90566 PSU, DO : 4.27509 mg/l [16:49:08] LAT : 25.563383 , LON : -79.881278 , DEPTH : 550.738 m, TEMP : 7.24483 C, SAL : 34.90443 PSU, DO : 4.28455 mg/l [16:54:08] LAT : 25.563553 , LON : -79.881288 , DEPTH : 549.354 m, TEMP : 7.24018 C, SAL : 34.90426 PSU, DO : 4.28376 mg/l [16:59:09] LAT : 25.563601 , LON : -79.881414 , DEPTH : 548.4703 m, TEMP : 7.22977 C, SAL : 34.90369 PSU, DO : 4.27779 mg/l [17:00:36] michaelvecchione leaves the room [17:04:09] LAT : 25.563506 , LON : -79.881538 , DEPTH : 547.3627 m, TEMP : 7.22329 C, SAL : 34.90414 PSU, DO : 4.27847 mg/l [17:09:10] LAT : 25.563616 , LON : -79.881643 , DEPTH : 546.8172 m, TEMP : 7.22491 C, SAL : 34.90415 PSU, DO : 4.28152 mg/l [17:14:10] LAT : 25.563639 , LON : -79.881891 , DEPTH : 545.3392 m, TEMP : 7.22313 C, SAL : 34.90425 PSU, DO : 4.2816 mg/l [17:14:55] Few of the Cladorhizidae, and fewer sponges in general [17:15:09] What is covering this rocky platform? [17:16:28] Definitively very little coverage on the rocks compared to the more rubblish bottom [17:19:10] LAT : 25.563705 , LON : -79.881916 , DEPTH : 545.2794 m, TEMP : 7.21748 C, SAL : 34.90437 PSU, DO : 4.27893 mg/l [17:24:11] LAT : 25.563709 , LON : -79.882082 , DEPTH : 543.7362 m, TEMP : 7.22653 C, SAL : 34.90574 PSU, DO : 4.27937 mg/l [17:29:11] LAT : 25.563786 , LON : -79.882154 , DEPTH : 543.6575 m, TEMP : 7.23495 C, SAL : 34.90566 PSU, DO : 4.27703 mg/l [17:34:12] LAT : 25.563845 , LON : -79.882191 , DEPTH : 542.6167 m, TEMP : 7.23668 C, SAL : 34.90602 PSU, DO : 4.27747 mg/l [17:39:12] LAT : 25.563846 , LON : -79.882466 , DEPTH : 543.4537 m, TEMP : 7.25539 C, SAL : 34.90719 PSU, DO : 4.27544 mg/l [17:43:06] Octopus also [17:43:22] That black material again [17:43:44] michaelvecchione leaves the room [17:44:13] LAT : 25.563858 , LON : -79.882451 , DEPTH : 542.9181 m, TEMP : 7.24891 C, SAL : 34.90657 PSU, DO : 4.28027 mg/l [17:49:13] LAT : 25.563888 , LON : -79.882584 , DEPTH : 542.9639 m, TEMP : 7.25184 C, SAL : 34.90708 PSU, DO : 4.27185 mg/l [17:50:57] I am going to grab luch, be back in 30 min [17:51:23] :yes: [17:54:14] LAT : 25.563911 , LON : -79.882731 , DEPTH : 541.8168 m, TEMP : 7.23741 C, SAL : 34.9064 PSU, DO : 4.27071 mg/l [17:55:38] I would say this is a Pachastrellidae [17:55:46] yhis is cris [17:55:57] talking from John computer [17:59:10] are you on top of the terrace yet? [17:59:15] LAT : 25.563969 , LON : -79.882689 , DEPTH : 540.9073 m, TEMP : 7.23281 C, SAL : 34.90602 PSU, DO : 4.28482 mg/l [18:00:50] Nope. I don't think we're making to the top of the Terrace today [18:00:53] close though [18:00:59] John- further N the escarpment, as you know Stephanie, is 60- 90 dg slope wall. [18:04:15] LAT : 25.563952 , LON : -79.882959 , DEPTH : 538.1148 m, TEMP : 7.24776 C, SAL : 34.90692 PSU, DO : 4.28028 mg/l [18:09:15] LAT : 25.563868 , LON : -79.88296 , DEPTH : 537.6051 m, TEMP : 7.25294 C, SAL : 34.90784 PSU, DO : 4.27578 mg/l [18:13:24] I am back at the ECC ladies!!! Cool Isopod!!! [18:14:16] LAT : 25.563983 , LON : -79.883032 , DEPTH : 537.0926 m, TEMP : 7.2348 C, SAL : 34.90644 PSU, DO : 4.28732 mg/l [18:14:23] Bathynomus! [18:14:37] :D [18:19:16] LAT : 25.563849 , LON : -79.88314 , DEPTH : 536.4254 m, TEMP : 7.26998 C, SAL : 34.90941 PSU, DO : 4.271 mg/l [18:24:17] LAT : 25.563906 , LON : -79.883297 , DEPTH : 535.9644 m, TEMP : 7.24097 C, SAL : 34.90681 PSU, DO : 4.2718 mg/l [18:24:36] I am off to a proposal defense. [18:25:05] have fun, Scott! [18:29:17] LAT : 25.563882 , LON : -79.883358 , DEPTH : 534.7221 m, TEMP : 7.25963 C, SAL : 34.90424 PSU, DO : 4.27555 mg/l [18:32:25] not bioluminescent [18:33:13] scottfrance leaves the room: Replaced by new connection [18:34:18] LAT : 25.563744 , LON : -79.883396 , DEPTH : 534.8888 m, TEMP : 7.26757 C, SAL : 34.90902 PSU, DO : 4.27239 mg/l [18:34:53] Yes probably the same family Abysocladyidae [18:39:18] LAT : 25.563749 , LON : -79.883407 , DEPTH : 534.8995 m, TEMP : 7.25874 C, SAL : 34.90643 PSU, DO : 4.26869 mg/l [18:39:40] From Roberta Kirby on Twitter: Can the ROV team explain what sea and weather conditions govern the ability to dive? And what are the dangers of pushing past those conditions? [18:42:32] Sorry Cladorhizidae, genus Abyssocladia [18:42:56] sorry, been on a conference call. This is an underworld skate, Fenestraja, I believe [18:44:19] LAT : 25.563687 , LON : -79.88343 , DEPTH : 534.8262 m, TEMP : 7.26658 C, SAL : 34.90903 PSU, DO : 4.27911 mg/l [18:45:13] Antipatharia! [18:45:40] YES [18:48:42] can you look close [18:49:02] at these finger like projections [18:49:19] LAT : 25.563654 , LON : -79.883663 , DEPTH : 533.6948 m, TEMP : 7.27583 C, SAL : 34.91036 PSU, DO : 4.26838 mg/l [18:54:20] LAT : 25.563755 , LON : -79.883744 , DEPTH : 533.6694 m, TEMP : 7.29448 C, SAL : 34.91179 PSU, DO : 4.27021 mg/l [18:59:20] LAT : 25.563714 , LON : -79.883837 , DEPTH : 533.0674 m, TEMP : 7.32514 C, SAL : 34.91426 PSU, DO : 4.25954 mg/l [19:03:49] If there is a chance to collect this different Euplectellidae [19:04:14] It is different to the Venus Flower basket from before [19:04:21] LAT : 25.563709 , LON : -79.8839 , DEPTH : 531.1948 m, TEMP : 7.36905 C, SAL : 34.91804 PSU, DO : 4.25495 mg/l [19:08:10] That was a purple Acanthogorgia a few moments ago. [19:09:21] LAT : 25.563757 , LON : -79.884063 , DEPTH : 528.6649 m, TEMP : 7.44342 C, SAL : 34.92457 PSU, DO : 4.24159 mg/l [19:11:03] Yes Vazella [19:14:22] LAT : 25.563665 , LON : -79.88418 , DEPTH : 527.3073 m, TEMP : 7.42658 C, SAL : 34.92372 PSU, DO : 4.24177 mg/l [19:19:22] LAT : 25.563713 , LON : -79.884356 , DEPTH : 526.9344 m, TEMP : 7.48839 C, SAL : 34.92879 PSU, DO : 4.23073 mg/l [19:24:22] LAT : 25.563711 , LON : -79.884597 , DEPTH : 526.2885 m, TEMP : 7.49406 C, SAL : 34.9297 PSU, DO : 4.22969 mg/l [19:29:23] LAT : 25.563682 , LON : -79.884644 , DEPTH : 526.3697 m, TEMP : 7.47093 C, SAL : 34.92825 PSU, DO : 4.21039 mg/l [19:31:49] Chris do you think it could be worth to collect a Henricia to check if it is feeding from any particular type of sponge? [19:33:29] we always called this Goniaster [19:34:23] LAT : 25.563695 , LON : -79.88477 , DEPTH : 526.1374 m, TEMP : 7.57667 C, SAL : 34.93854 PSU, DO : 4.20207 mg/l [19:35:47] Can you ask him if collecting the star could tell us what sponge is it eating? [19:38:30] Tell him I can ID the spicules [19:39:24] LAT : 25.563723 , LON : -79.884916 , DEPTH : 525.8956 m, TEMP : 7.57199 C, SAL : 34.93814 PSU, DO : 4.21236 mg/l [19:40:13] Yes they are [19:40:41] chain dogfish, which ironically is a catshark [19:41:20] Thanks Kim [19:41:45] :yes: [19:42:14] kind of an adolescent... [19:44:24] LAT : 25.56372 , LON : -79.885102 , DEPTH : 527.0679 m, TEMP : 7.57162 C, SAL : 34.93758 PSU, DO : 4.2154 mg/l [19:46:21] They are everywhere [19:46:23] skate was Fenestraja plutonia, "underworld skate" - cool name [19:48:24] sorry - had brain freeze - the shark was the marbled catshark, Galeus arae [19:49:25] LAT : 25.563818 , LON : -79.885166 , DEPTH : 527.5226 m, TEMP : 7.54347 C, SAL : 34.93506 PSU, DO : 4.22319 mg/l [19:51:50] Hello all [19:52:00] the red "V" on the caudal peduncle differentiates them from the other scorpaenoids (great to ID from a distance) [19:53:29] I missed that reddish/orange coral back there. Was it a seapen or Swiftia? [19:53:38] i didnt see it [19:54:04] probably a pen, we are in sandy area? but IDK how thick the sed is? [19:54:25] LAT : 25.563893 , LON : -79.885302 , DEPTH : 527.6273 m, TEMP : 7.52083 C, SAL : 34.93239 PSU, DO : 4.2196 mg/l [19:54:44] Just reading "object object" on Ateph's last 2 entries. [19:54:55] I think it was a swiftia [19:55:04] Thanks. [19:55:08] definitely had the polyp structure of a coral [19:55:10] that's a marbled catshark (my bad) [19:56:00] she's been bitten by something larger... [19:56:17] I emailed Jason Chaytor, Amy Gartman and Alden Denny to see if they can tune in and weigh in on the nodules. [19:57:00] @Mark, that's great. I hope we can hear from them. [19:57:16] I'm used used to seeing so much area with nodules in this area. [19:58:04] Likely phosphatic encrusted, but we did see some substrate with a ferromanganese crust [19:59:26] LAT : 25.564186 , LON : -79.885437 , DEPTH : 526.3815 m, TEMP : 7.58026 C, SAL : 34.93829 PSU, DO : 4.2083 mg/l [20:04:26] LAT : 25.564299 , LON : -79.885727 , DEPTH : 525.5605 m, TEMP : 7.65372 C, SAL : 34.94699 PSU, DO : 4.20974 mg/l [20:09:27] LAT : 25.564424 , LON : -79.885955 , DEPTH : 524.8485 m, TEMP : 7.48891 C, SAL : 34.92963 PSU, DO : 4.24381 mg/l [20:11:02] hi! It's Amy and Kira. This looks like it is ferromanganese crust, which is very common and not unexpected as it covers most old, exposed, rock surfaces. We don't know how thick it is. The underlying substate is likely phosphorite, this region is supposed to be mainly unconsolidated phosphatic sediment [20:11:13] haven't seen anything that looks like nodules [20:11:56] scottfrance leaves the room [20:12:09] would not expect nodules in this region, if anything looks like nodules it is likely cobbles rounded by currents [20:13:16] @Kira, yeah. that's what we were seeing. Not nodules necessarily, but cobbles and what is expected to be broken down fragments of the undersyling substrate [20:14:27] LAT : 25.564462 , LON : -79.886134 , DEPTH : 523.0218 m, TEMP : 7.51062 C, SAL : 34.93239 PSU, DO : 4.22938 mg/l [20:16:22] could also just be exposed phosphorite, which can be dark brown [20:17:17] Hello all, Sara, Gregor, and Anna Ling here. These limestones are 15 Myrs old dated with strontium. [20:18:08] Quasi-funny story - I was on a Sea-Link dive here at the Terrace and we saw this fish (underworld skate) - the date was 6/6/06. I thought that was funny. [20:18:30] stevenauscavitch leaves the room [20:19:14] Hi Kim!! [20:19:28] LAT : 25.564422 , LON : -79.886417 , DEPTH : 517.4941 m, TEMP : 7.55216 C, SAL : 34.93665 PSU, DO : 4.2241 mg/l [20:20:21] Do we have a lot of current here? [20:21:38] Glad to hear that! [20:24:28] LAT : 25.564448 , LON : -79.886667 , DEPTH : 507.962 m, TEMP : 7.46057 C, SAL : 34.92874 PSU, DO : 4.23754 mg/l [20:24:59] that is a sea cuce covered with pteropod shells. [20:25:14] We need Chris Mah [20:25:39] Dave Pawson described it from a GoMex OkEx cruise a couple of years ago. [20:26:01] a suit of armor [20:27:03] Check out: https://nmnh.typepad.com/no_bones/2013/02/beauty-and-the-beast-a-sea-cucumber-improves-its-image-by-picking-up-some-bling.html [20:27:37] Suggests genus Meseres [20:29:29] LAT : 25.564436 , LON : -79.886676 , DEPTH : 505.2345 m, TEMP : 7.42846 C, SAL : 34.92521 PSU, DO : 4.2345 mg/l [20:32:51] This one had several genera of pteropods [20:34:18] heatherjudkins leaves the room [20:34:29] LAT : 25.564424 , LON : -79.886913 , DEPTH : 498.5924 m, TEMP : 7.5163 C, SAL : 34.93386 PSU, DO : 4.20816 mg/l [20:36:44] There are clasts within the slabs [20:38:32] The golden crab are common in all kinds of deepwater habitats-- vertical rugged rock walls, boulders, Lophelia reefs, flat mud- 15. Reed, John, Stephanie Farrington, Charles Messing, Andrew David. 2017. Distribution and habitat use of the golden crab Chaceon fenneri off eastern Florida based on insitu submersible and ROV observations and potential for impacts to deep water coral/sponge habitat. Gulf and Caribbean Research Vol. 28:1-14. DOI: 10.18785/gcr.2801.03 [20:39:30] LAT : 25.564533 , LON : -79.88699 , DEPTH : 497.3306 m, TEMP : 7.51984 C, SAL : 34.93367 PSU, DO : 4.23163 mg/l [20:40:06] @Sara, what kind of clasts? [20:40:18] There are a lot of encrusting sponges on all the slabs [20:40:24] Could be limestone clasts [20:43:39] yes, Laemonema melanurum [20:44:15] I'm not seeing distinctive clasts. Could you point some out if you see more? [20:44:30] LAT : 25.564532 , LON : -79.887319 , DEPTH : 497.1842 m, TEMP : 7.52166 C, SAL : 34.93437 PSU, DO : 4.23772 mg/l [20:46:36] After seastar can we have a brief look at orangish coral to front left (will have to pull back to see it)... Unless you already know what it is. [20:46:58] More yellow-brown than orange [20:47:25] It is just above left or rosefish [20:47:27] The limestones look very karstic. We agree, it's probably mostly encrustation. [20:47:39] Right in center now [20:47:43] To left of primnod [20:48:24] I meant the fleshy one to the left. [20:48:36] It is "just" a nepththeidae. [20:48:44] No worries. Thanks. [20:48:59] I thought from a distance it was an Acanella, which can be orange in color. [20:49:13] Please [20:49:30] LAT : 25.564494 , LON : -79.887355 , DEPTH : 497.2332 m, TEMP : 7.50849 C, SAL : 34.93229 PSU, DO : 4.23325 mg/l [20:54:31] LAT : 25.564611 , LON : -79.887542 , DEPTH : 493.7404 m, TEMP : 7.4988 C, SAL : 34.93225 PSU, DO : 4.23747 mg/l [20:55:09] gotta run, but thanks so much. Have a great weekend. [20:55:15] you too [20:55:21] thanks for the help! [20:56:02] Congrats on a great dive. Bye. [20:57:45] traceysutton leaves the room [20:58:07] I expect Kim had time to work on her defense! [20:58:29] @Steph: just seeing "object object" in case you are pasting something important [20:59:31] LAT : 25.56455 , LON : -79.887705 , DEPTH : 493.0844 m, TEMP : 7.50089 C, SAL : 34.93149 PSU, DO : 4.22624 mg/l [20:59:48] heatherjudkins leaves the room [21:00:06] What is interesting also that the sinkholes here are submarine sinkholes. Produced by groundwater circulation. [21:00:12] sarabashah leaves the room [21:01:02] BYE BYE!!! [21:02:02] YES I WILL BE THERE ! [21:04:08] johnreed leaves the room [21:04:25] Bye all, thanks for the great dive! [21:04:32] LAT : 25.564551 , LON : -79.887871 , DEPTH : 493.2827 m, TEMP : 7.4975 C, SAL : 34.93233 PSU, DO : 4.23693 mg/l [21:04:36] :-D [21:04:48] sarabashah leaves the room [21:05:03] mariadiaz leaves the room [21:06:09] meganmcculler leaves the room [21:09:23] kiramizell leaves the room [21:09:32] LAT : 25.564571 , LON : -79.887841 , DEPTH : 493.3536 m, TEMP : 7.5074 C, SAL : 34.93178 PSU, DO : 4.23768 mg/l [21:14:33] LAT : 25.564544 , LON : -79.887839 , DEPTH : 492.4817 m, TEMP : 7.53395 C, SAL : 34.934 PSU, DO : 4.22694 mg/l [21:16:31] EX1907_DIVE08 ROV Ascending [21:19:33] LAT : 25.564819 , LON : -79.887566 , DEPTH : 437.3763 m, TEMP : 8.28537 C, SAL : 35.011 PSU, DO : 4.14151 mg/l [21:20:18] jennahill leaves the room [21:24:34] LAT : 25.565135 , LON : -79.887535 , DEPTH : 298.5408 m, TEMP : 15.96571 C, SAL : 36.09194 PSU, DO : 4.36069 mg/l [21:26:21] kimberlygalvez leaves the room [21:28:47] laurenwalling leaves the room [21:29:34] LAT : 25.566455 , LON : -79.887187 , DEPTH : 168.4314 m, TEMP : 21.5087 C, SAL : 36.52964 PSU, DO : 5.28988 mg/l [21:34:35] LAT : 25.567929 , LON : -79.886578 , DEPTH : 52.8754 m, TEMP : 28.63461 C, SAL : 36.29868 PSU, DO : 6.47824 mg/l [21:39:35] LAT : 25.569487 , LON : -79.886077 , DEPTH : 52.7457 m, TEMP : 28.63295 C, SAL : 36.29782 PSU, DO : 6.50245 mg/l [21:40:37] michaelvecchione leaves the room [21:44:36] LAT : 25.571689 , LON : -79.885411 , DEPTH : 52.8595 m, TEMP : 28.62943 C, SAL : 36.29608 PSU, DO : 6.46488 mg/l [21:45:43] scottfrance leaves the room [21:49:36] LAT : 25.57394 , LON : -79.884254 , DEPTH : 53.3702 m, TEMP : 28.62931 C, SAL : 36.29573 PSU, DO : 6.5004 mg/l [21:51:16] asakomatsumoto leaves the room [21:51:33] stephaniefarrington leaves the room [21:54:37] LAT : 25.575889 , LON : -79.883352 , DEPTH : 48.2976 m, TEMP : 28.62835 C, SAL : 36.29531 PSU, DO : 6.50005 mg/l [21:57:12] EX1907_DIVE08 ROV on Surface [22:11:10] iscwatch leaves the room [22:11:13] EX1907_DIVE08 ROV Recovery Complete [22:13:42] EX1907_DIVE08 ROV powered off [22:25:38] markmueller leaves the room [23:18:47] stephaniefarrington leaves the room