Data

Characterisation of seafloor imagery from the Sabrina Coast continental shelf

Australian Antarctic Division
Post, A. ; 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.Progress Code: completedStatement: Location information is based on the ship position, and interpolated along the track for the images based on start and end latitude and longitude and ship's speed. Positions are not corrected for layback between the vessel and the towed body.&rft.creator=Post, A. &rft.creator=POST, ALIX &rft.date=2017&rft.coverage=westlimit=118.6; southlimit=-67; eastlimit=121; northlimit=-66&rft.coverage=westlimit=118.6; southlimit=-67; eastlimit=121; northlimit=-66&rft.coverage=uplimit=950; downlimit=250&rft.coverage=uplimit=950; downlimit=250&rft_rights=These data are publicly available for download from the provided URL.&rft_rights=Attribution 4.0 International (CC BY 4.0) https://creativecommons.org/licenses/by/4.0/legalcode&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_rights=This metadata record is publicly available.&rft_subject=biota&rft_subject=oceans&rft_subject=EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > MARINE ECOSYSTEMS > BENTHIC&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > CNIDARIANS > ANTHOZOANS/HEXACORALS > SEA ANEMONES&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > CNIDARIANS > ANTHOZOANS/HEXACORALS > HARD OR STONY CORALS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > CNIDARIANS > ANTHOZOANS/OCTOCORALS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > BRYOZOANS/MOSS ANIMALS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ARTHROPODS > CRUSTACEANS > ISOPODS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ARTHROPODS > CRUSTACEANS > AMPHIPODS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ARTHROPODS > CRUSTACEANS > EUPHAUSIIDS (KRILL)&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ARTHROPODS > CRUSTACEANS > BARNACLES&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ECHINODERMS > BRITTLE/BASKET STARS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ECHINODERMS > SEA URCHINS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > MOLLUSKS > BIVALVES&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > MOLLUSKS > CHITONS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > MOLLUSKS > GASTROPODS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > MOLLUSKS > CEPHALOPODS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > SPONGES&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > RIBBON WORMS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > ACORN WORMS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/INVERTEBRATES > FLATWORMS/FLUKES/TAPEWORMS&rft_subject=EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > ANIMALS/VERTEBRATES > FISH&rft_subject=EARTH SCIENCE > OCEANS > MARINE SEDIMENTS > BIOTURBATION&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=AMD/AU&rft_subject=AMD&rft_subject=CEOS&rft_subject=GEOGRAPHIC REGION > POLAR&rft_subject=OCEAN > SOUTHERN OCEAN&rft_subject=CONTINENT > ANTARCTICA&rft.type=dataset&rft.language=English Access the data
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Attribution 4.0 International (CC BY 4.0)
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These data are publicly available for download from the provided URL.

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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Full 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.

Lineage

Progress Code: completed
Statement: Location information is based on the ship position, and interpolated along the track for the images based on start and end latitude and longitude and ship's speed. Positions are not corrected for layback between the vessel and the towed body.

Notes

Purpose
Characterisation of seafloor habitats and taxa on the Sabrina Coast continental shelf.

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

This dataset is part of a larger collection

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

119.8,-66.5

text: westlimit=118.6; southlimit=-67; eastlimit=121; northlimit=-66

text: uplimit=950; downlimit=250

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

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Other Information
Download a copy of the data (GET DATA)

url : http://data.aad.gov.au/eds/4507/download

Public information for AAS project AAS_4320 (PROJECT HOME PAGE)

url : https://projects.aad.gov.au/search_projects_results.cfm?project_no=AAS_4320

Citation reference for this metadata record and dataset. (VIEW RELATED INFORMATION)

url : https://data.aad.gov.au/aadc/metadata/citation.cfm?entry_id=AAS_4320_NBP14-02_seafloor_imagery_data

Identifiers
ACN 633 798 857