Data

Characterisation of seafloor imagery from the Sabrina Coast continental shelf

Australian Antarctic Data Centre
POST, ALIX
Viewed: [[ro.stat.viewed]] Cited: [[ro.stat.cited]] Accessed: [[ro.stat.accessed]]
ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=info:doi10.4225/15/59c1e3535d6d7&rft.title=Characterisation of seafloor imagery from the Sabrina Coast continental shelf&rft.identifier=10.4225/15/59c1e3535d6d7&rft.publisher=Australian Antarctic Data Centre&rft.description=A total of 701 still images were analysed from 10 transects on the Sabrina Coast continental shelf. Imagery was collected from the RVIB Nathaniel B Palmer (NBP 14-02, 29 January - 16 March 2014) across a greater than 3000 km2 area. A 'yoyo' camera, with downward facing digital still and video cameras mounted within a tubular steel frame, was deployed on a coaxial cable to image the seafloor. The Ocean Imaging Systems DSC 10000 digital still camera (10.2 megapixel, 20 mm, Nikon D-80 camera) was contained within titanium housing. Camera settings were: F-8, focus 1.9 m, ASA-400. An Ocean Imaging Systems 3831 Strobe (200 W-S) was positioned 1m from the camera at an angle of 26 degrees from vertical. A Model 494 bottom contact switch triggered the camera and strobe at 2.5m above the sea floor, imaging ~ 4.8m2 of sea floor. Parallel laser beams (10 cm separation) provided a reference scale for the images. Transects were conducted at a ship's speed of ~1 knot. Still images were characterised for main taxonomic groups and sediment properties based on the CATAMI scheme of Althaus et al. 2015.&rft.creator=POST, ALIX &rft.date=2017&rft.coverage=northlimit=-66; southlimit=-67; westlimit=118.6; eastLimit=121; projection=WGS84&rft.coverage=northlimit=-66; southlimit=-67; westlimit=118.6; eastLimit=121; projection=WGS84&rft_rights=Data should be cited as: Post, A.L., Lavoie, C., Domack, E.W., Leventer, A., Shevenell, A., Fraser, A.D., 2017. Environmental drivers of benthic communities and habitat heterogeneity on an East Antarctic shelf. Antarctic Science 29, 17-32. This data set conforms to the CCBY Attribution License (http://creativecommons.org/licenses/by/4.0/). Please follow instructions listed in the citation reference provided at http://data.aad.gov.au/aadc/metadata/citation.cfm?entry_id=AAS_4320_NBP14-02_seafloor_imagery_data when using these data.&rft_subject=biota&rft_subject=oceans&rft_subject=EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > MARINE ECOSYSTEMS > BENTHIC&rft_subject=SEA ANEMONES&rft_subject=EARTH SCIENCE&rft_subject=BIOLOGICAL CLASSIFICATION&rft_subject=ANIMALS/INVERTEBRATES&rft_subject=CNIDARIANS&rft_subject=ANTHOZOANS/HEXACORALS&rft_subject=HARD OR STONY CORALS&rft_subject=ANTHOZOANS/OCTOCORALS&rft_subject=BRYOZOANS/MOSS ANIMALS&rft_subject=ISOPODS&rft_subject=ARTHROPODS&rft_subject=CRUSTACEANS&rft_subject=AMPHIPODS&rft_subject=EUPHAUSIIDS (KRILL)&rft_subject=BARNACLES&rft_subject=BRITTLE/BASKET STARS&rft_subject=ECHINODERMS&rft_subject=SEA URCHINS&rft_subject=BIVALVES&rft_subject=MOLLUSKS&rft_subject=CHITONS&rft_subject=GASTROPODS&rft_subject=CEPHALOPODS&rft_subject=SPONGES&rft_subject=RIBBON WORMS&rft_subject=ACORN WORMS&rft_subject=FLATWORMS/FLUKES/TAPEWORMS&rft_subject=FISH&rft_subject=ANIMALS/VERTEBRATES&rft_subject=BIOTURBATION&rft_subject=OCEANS&rft_subject=MARINE SEDIMENTS&rft_subject=IMAGES&rft_subject=BENTHIC TAXA&rft_subject=DEEP TOWED CAMERA&rft_subject=R/V NBP > R/V Nathaniel B. Palmer&rft_subject=SHIPS&rft_subject=GEOGRAPHIC REGION > POLAR&rft_subject=OCEAN > SOUTHERN OCEAN&rft_subject=CONTINENT > ANTARCTICA&rft_place=Hobart&rft.type=dataset&rft.language=English Access the data
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Data should be cited as: Post, A.L., Lavoie, C., Domack, E.W., Leventer, A., Shevenell, A., Fraser, A.D., 2017. Environmental drivers of benthic communities and habitat heterogeneity on an East Antarctic shelf. Antarctic Science 29, 17-32. This data set conforms to the CCBY Attribution License (http://creativecommons.org/licenses/by/4.0/). Please follow instructions listed in the citation reference provided at http://data.aad.gov.au/aadc/metadata/citation.cfm?entry_id=AAS_4320_NBP14-02_seafloor_imagery_data when using these data.

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Brief description

A total of 701 still images were analysed from 10 transects on the Sabrina Coast continental shelf. Imagery was collected from the RVIB Nathaniel B Palmer (NBP 14-02, 29 January - 16 March 2014) across a greater than 3000 km2 area. A 'yoyo' camera, with downward facing digital still and video cameras mounted within a tubular steel frame, was deployed on a coaxial cable to image the seafloor. The Ocean Imaging Systems DSC 10000 digital still camera (10.2 megapixel, 20 mm, Nikon D-80 camera) was contained within titanium housing. Camera settings were: F-8, focus 1.9 m, ASA-400. An Ocean Imaging Systems 3831 Strobe (200 W-S) was positioned 1m from the camera at an angle of 26 degrees from vertical. A Model 494 bottom contact switch triggered the camera and strobe at 2.5m above the sea floor, imaging ~ 4.8m2 of sea floor. Parallel laser beams (10 cm separation) provided a reference scale for the images. Transects were conducted at a ship's speed of ~1 knot. Still images were characterised for main taxonomic groups and sediment properties based on the CATAMI scheme of Althaus et al. 2015.

Issued: 2017-09-20

Data time period: 2014-01-29 to 2014-03-16

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121,-66 121,-67 118.6,-67 118.6,-66 121,-66

119.8,-66.5

text: northlimit=-66; southlimit=-67; westlimit=118.6; eastLimit=121; projection=WGS84

Subjects
ACORN WORMS | AMPHIPODS | ANIMALS/INVERTEBRATES | ANIMALS/VERTEBRATES | ANTHOZOANS/HEXACORALS | ANTHOZOANS/OCTOCORALS | ARTHROPODS | BARNACLES | BENTHIC TAXA | BIOLOGICAL CLASSIFICATION | BIOTURBATION | BIVALVES | BRITTLE/BASKET STARS | BRYOZOANS/MOSS ANIMALS | CEPHALOPODS | CHITONS | CNIDARIANS | CONTINENT > ANTARCTICA | CRUSTACEANS | DEEP TOWED CAMERA | EARTH SCIENCE | EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > MARINE ECOSYSTEMS > BENTHIC | ECHINODERMS | EUPHAUSIIDS (KRILL) | FISH | FLATWORMS/FLUKES/TAPEWORMS | GASTROPODS | GEOGRAPHIC REGION > POLAR | HARD OR STONY CORALS | IMAGES | ISOPODS | MARINE SEDIMENTS | MOLLUSKS | OCEAN > SOUTHERN OCEAN | OCEANS | R/V NBP > R/V Nathaniel B. Palmer | RIBBON WORMS | SEA ANEMONES | SEA URCHINS | SHIPS | SPONGES | biota | oceans |

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AU-ANL:PEAU : http://nla.gov.au/nla.party-617536

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