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FIGURE 5 in Sponge grounds of Artemisina (Porifera, Demospongiae) in the Iberian Peninsula, ecological characterization by ROV techniques

FIGURE 5. Images of habitats of Artemisina recorded by ROV. A Sisargas Islands 53 m. B. Sisargas Islands 61 m. C. Sisargas Islands 48 m. D. Bermeo Bank 115 m. E–F. Vegadeo self 116 m.

FIGURE 6 in Sponge grounds of Artemisina (Porifera, Demospongiae) in the Iberian Peninsula, ecological characterization by ROV techniques

FIGURE 6. Images of habitats of Artemisina recorded by ROV. A. A. hispanica in Somos Llungo Bank 66 m. B. A. hispanica Somos Llungo Bank 63 m, 73 m. C. Sisargas Islands 58 m. D. Sisargas Islands 48 m. E. Salvora Island, 64 m. F. Villar de Fuentes Bank 97 m.

FIGURE 3. A in Sponge grounds of Artemisina (Porifera, Demospongiae) in the Iberian Peninsula, ecological characterization by ROV techniques

FIGURE 3. A. hispanica skeleton by Scannig Electron Microscopy. A. Thick section showing the ectosome and choanosome. B–C. Skeletal transversal arrangement of ectosome. D–E. Hispid surface of the sponge.

FIGURE 1. A–C in Sponge grounds of Artemisina (Porifera, Demospongiae) in the Iberian Peninsula, ecological characterization by ROV techniques

FIGURE 1. A–C. Sample localities of Artemisina showed the dives with ROV in the north of Spain (Atlantic Ocean and Cantabrian Sea). D. Coloured three-dimensional image of the Somos Llungo area (point of view from the south) mapped during the cruise INDEMARES Aviles-0410.

FIGURE 2. A in Sponge grounds of Artemisina (Porifera, Demospongiae) in the Iberian Peninsula, ecological characterization by ROV techniques

FIGURE 2. A. Oceana Ranger catamaran and Phantom ROV (courtesy Enrique Talledo). B. Original drawing of A. transiens in original description Topsent, 1892. C. A. hispanica, Ferrer Hernandez, 1917. D. Habitus of A. hispanica, fresh specimen of Somos Llungo bank. E. A. hispanica fresh cut specimen of Somos Llungo bank showing some embryos. F–G. Underwater photos of specimens of Artemisina 46 m deep in Golfo Artabro (courtesy of Javier Souto).

FIGURE 4. A in Sponge grounds of Artemisina (Porifera, Demospongiae) in the Iberian Peninsula, ecological characterization by ROV techniques

FIGURE 4. A. hispanica spicules by Scannig Electron Microscopy. A. Large style. B–C. Head and point of the large style. D– E. Head and point of the small style. F. Small style. G–K. Different morphologies of style heads. L. Toxa. M. Palmate isochela.

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FIGURE 5. Live figures from ROV dives. 5A–B in Revision of the 'dragon-head' cusk eels of the genus Porogadus (Teleostei: Ophidiidae), with description of eight new species and one new genus

FIGURE 5. Live figures from ROV dives. 5A–B, putative long-nosed Porogadus specimen; photo taken on 23.03.2017 during Okeanos EX 1703, dive 17 at 4°22'31"S, 172°59'52"W at 5856.8 m. 5C, putative short-nosed Tenuicephalus specimen; photo taken on 20.09.2015 during Okeanos EX 1504, leg 4, dive 7 at 15°12'N, 168°03'W, maximal depth of dive 1950.7 m. Photographs courtesy of the NOAA Office of Ocean Exploration and Research.

FIGURE 7 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 7. Brachyuran crabs photographed with ROV Super Achille: a) Daldorfia sp., stn 32, Nuku Hiva, 176 m; b) Garthambrus stellata (Rathbun, 1906), stn 32, Nuku Hiva, 363 m, on a rock at base of a scleractinian coral Madrepora sp.; c–d) Chaceon poupini Manning, 1992, stn 25, Dumont d'Urville Seamount, 526–535 m.

FIGURE 6 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 6. Brachyuran crabs photographed with ROV Super Achille: a–b) Latreillia metanesa Williams, 1982, stn 37, Eiao, 214 m, on antipatharian coral Antipathes? sp.; c) Naxioides vaitahu Poupin, 1995 (with a specimen of L. metanesa, top), stn 37, Eiao, 214 m, on antipatharian coral Antipathes? sp.; d) Tanaoa serenei (Richer de Forges, 1983), stn 34, Hatu Iti, 334 m (distance between the two laser green spots is 60 mm).

FIGURE 4 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 4. Lobsters photographed with ROV Super Achille: a) Enoplometopus crosnieri Chan & Yu, 1998, stn 16, Fatu Hiva, 204 m; b) Palinustus unicornutus Berry, 1979, stn 37, Eiao, 242 m; c–d) Puerulus sp. Chan et al. (in press), stn 36, Eiao, 227 m.

FIGURE 5 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 5. Anomurans photographed with ROV Super Achille (distance between the two laser green spots is 60 mm): a) Babamunida hystrix (Macpherson & de Saint Laurent, 1991), stn 16, Fatu Hiva, 179 m; b) Bathynarius pacificus Forest, 1993, stn 37, Eiao, 242 m; c) Paragiopagurus bougainvillei (Lemaitre, 1994), stn 37, Eiao, 188 m; d) Strigopagurus poupini Forest, 1995, stn 34, Hatu Iti, 267 m.

FIGURE 3 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 3. Shrimps photographed by ROV Super Achille: a) Aristaeopsis edwardsiana (Johnson, 1867), stn 16, Fatu Hiva, 524 m; b) Stenopus pyrsonotus Goy & Devaney, 1980, stn 32, Nuku Hiva, 129 m; c) Heterocarpus aff. ensifer A. Milne- Edwards, 1881, stn 32, Nuku Hiva, 380 m (distance between two laser green spots is 60 mm); d) Plesionika flavicauda Chan & Crosnier, 1991, stn 16, Fatu Hiva, 164 m.

FIGURE 2 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 2. ROV stations in the Marquesas Islands, French Polynesia, during the AAMP expedition, leg 3, January 2012. Stations numbers are listed in Table 1.

FIGURE 8 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 8. Brachyuran crabs collected with ROV Super Achille: a–b) Calocarcinus habei Takeda, 1980, stn 32, Nuku Hiva, 363 m, dorsal (a) and ventral (b) views (MNHN field number LC394); c–d) Quadrella aff. coronata Dana, 1852, stn 16, Fatu Hiva, 315–340 m, c) ovigerous female, dorsal view (MNHN field number LC169), d) specimen on a scleractinian coral Madracis sp. (MNHN field number LC281). a–c, photos J. Poupin, d) photo J. Starmer.

FIGURE 1 in Deep-water decapod crustaceans studied with a remotely operated vehicle (ROV) in the Marquesas Islands, French Polynesia (Crustacea: Decapoda)

FIGURE 1. Equipment used for in situ observations between 50–550 m during the AAMP expedition to the Marquesas. a) R/ V Braveheart, 39 m, at Fatu Hiva Island. The ROV is on the stern, under the gantry crane; the control cabin and remote video processing equipment are in the grey container, on the upper deck (photo J. Poupin); b) ROV Super Achille in its cage during a recovery operation. Organisms collected with the articulated arm are stored in the iron basket visible on the side of the ROV cage; the leash that links the cage to the ROV is 70 m long and it is wound on top of the cage (photo P. Chevaldonné); c) ROV out of its cage during a pre-dive at stn 19 (photo T. Pérez); d) Screen photograph taken during dive at stn 25, showing information available for each dive: course of R/V, latitude, longitude, depth, station number, island (photo COMEX).

FIGURE 11 in New carnivorous sponges from the Great Barrier Reef, Queensland, Australia collected by ROV from the RV FALKOR

FIGURE 11. Axoniderma wanda sp. nov. A. Underwater photo of the types in situ. B. QM G339747. C. QM G339746. D. QM G339749. E. Holotype QM G339384. F. QM G339748. G. QM G339746, showing an amphipod caught on a filament and a semidigested crustacean in the sponge body. H. Filaments emerging from the sponge body. I. A filament showing the encrusting chelae. J. The lure of the sponge. K. The stem of the sponge. L. The basal attachment.

FIGURE 7 in New carnivorous sponges from the Great Barrier Reef, Queensland, Australia collected by ROV from the RV FALKOR

FIGURE 7. Abyssocladia jeanvaceleti sp. nov.. Holotype: QM G339390. A. Isochelae. B. Sigmancistras. C. Mycalostyle from the filaments with faint subtylostyle swelling. D. Magnified ends of the mycalostyle illustrated in C with faint subtylostyle swelling. E. Smaller mycalostyle from the filaments. F. Magnified ends of the mycalostyle illustrated in E. G. Oxeote style from the stem. H. Magnified ends of the oxeote style illustrated in G. I. Thin sharp oxeote style from the stem. J. Magnified ends of the oxeote style illustrated in I. K. Strongyle from the root like appendages. L. Magnified ends of the strongyle illustrated in K.

FIGURE 6 in New carnivorous sponges from the Great Barrier Reef, Queensland, Australia collected by ROV from the RV FALKOR

FIGURE 6. Abyssocladia jeanvaceleti sp. nov.. A. Underwater photo the specimens before collection. Arrows indicating individuals of the same species. The black arrow is the holotype QM G339390. B. A close up of the species in side profile. C. Holotype QM G339390 on the right and paratype QM G335997 on the left. D. Scanning Electron Microscope image of the body face and filaments emerging. E. Close up of the ectosome of the sponge body showing the isochelae on the surface and the sigmancistras covering the styles of the filaments. F. Close up of the filaments showing the ectosomal membrane composed of sigmancistras over the style axis. G. The stem showing the axial bundles of styles. H. The root like appendage.

FIGURE 5 in New carnivorous sponges from the Great Barrier Reef, Queensland, Australia collected by ROV from the RV FALKOR

FIGURE 5. Abyssocladia falkor sp. nov. A. Abyssochelae. B. Large thin sigma. C. Intermediate sigma. D. Large mycalostyles. E. Ends of the mycalostyle in D. F. Styles. G. Ends of styles in F. H. Subtylostyles. I. Ends of subtylostyle in H. J. Sinuous styles. K. Ends of styles in J. L. Strongyles. M. Ends of the strongyles in L. N. Small sigmancistras. O. Spherical microstrongyles. P. Dildo-shaped tylomicrostrongyle.