Data

An atlas of the lakes of the Larsemann Hills, Princess Elizabeth Land, Antarctica - ANARE Research Notes 74

data.gov.au
Australian Antarctic Division (Owned by)
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ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=http://data.gov.au/dataset/f42e11a9-b958-4a91-8cb8-5d49e1609b23&rft.title=An atlas of the lakes of the Larsemann Hills, Princess Elizabeth Land, Antarctica - ANARE Research Notes 74&rft.identifier=aad-anare-74&rft.publisher=data.gov.au&rft.description=Point of truth URL of this metadata record - Point of truth URL of this metadata recordDownload lakes in shapefile format - Download lakes in shapefile formatDownload CSV spreadsheet - Download CSV spreadsheetSearch the Scar Feature Catalogue - Search the Scar Feature CatalogueCitation reference for this metadata record and dataset - Citation reference for this metadata record and datasetDownload ANARE Research Notes as pdf - Download ANARE Research Notes as pdfFrom the abstract of the ANARE Research Note:\r\n\r\nThe Larsemann Hills are a series of granite and gneiss peninsulas extending into Prydz Bay, between the Amery Ice Shelf and the Sorsdal Glacier. They are dissected by steep-sided valleys produced by at least two glacial stages in the Holocene. There are over 150 freshwater lakes in the hills, ranging from small ponds less than 1 m deep, to glacial lakes up to 10 ha and 38 m deep. The lakes are young, with the oldest basins being about 9000 years old. Variations in the characteristics of the lakes reflect deglaciation history, proximity to the continental ice margin and exposure to the ocean. The main source of the water is snow melt, augmented by sea spray into the more exposed lakes. The waters are well mixed by katabatic winds. Most lakes thaw for up to 2 months in summer, but some are permanently frozen.\r\n\r\nThe waters have mainly low conductivity and exceptionally low turbidity, and have near-neutral pH values. The ionic order is Na+ greater than Mg2+ greater than Ca2+ greater than K+. This reflects a strong marine influence, with calcium dominating in a very few catchments.\r\n\r\nThe Larsemann Hills were discovered in 1935 by Captain Klarius Mikkelsen in the Thorshavn. Australian, Chinese and Russian stations were established in the area in the mid-late 1980's. Law (Australia) was commenced in 1986 when an Apple Hut was unloaded from MV Nella Dan. A subsequent visit was made during the 1986 winter. The first Australian scientific expedition visited the area during the 1986-87 austral summer. Progress Station (Russia) was occupied at the time. Building of Zhong Shan commenced in January 1989.\r\n\r\n*******************\r\n\r\nSeveral files are associated with this metadata record:\r\n\r\n1) A PDF copy of the original ANARE Research Note\r\n\r\n2) A CSV file containing the data presented in the ANARE Research Note\r\n\r\n3) A shapefile of the lakes presented in the ANARE Research Note\r\n\r\nThe fields in this dataset are:\r\n\r\nlake_id\r\n\r\nlake_name (text)\r\n\r\nlocation (text description)\r\n\r\nlongitude (decimal degrees)\r\n\r\nlatitude (decimal degrees)\r\n\r\naltitude (m)\r\n\r\nlake_area (ha)\r\n\r\ncatchment_area (ha)\r\n\r\nmaximum_depth (m)\r\n\r\ndimensions (m)\r\n\r\ndistance_from_polar_plateau (m)\r\n\r\ndescription (text)\r\n\r\ngeology (text)\r\n\r\nwater_temperature (C)\r\n\r\npH\r\n\r\nwater_conductivity (micro mho/cm)\r\n\r\nEh (reduction potential, mV)\r\n\r\nca_concentration (Ca++, ppm)\r\n\r\nmg_concentration (Mg++, ppm)\r\n\r\nna_concentration (NA+, ppm)\r\n\r\nk_concentration (K+, ppm)\r\n\r\nionic_ratios_na_ca_mg_k (ionic ratio of na:(ca+mg+mk))\r\n\r\nionic_ratios_ca_na_k_mg (ionic ratio of ca:(na+k+mg))\r\n\r\nbottom_sediment_grab_sample (text description of results)\r\n\r\n&rft.creator=Australian Antarctic Division&rft.date=2023&rft.coverage=76.1,-69.7 76.6,-69.7 76.6,-69.3 76.1,-69.3 76.1,-69.7&rft.coverage=76.1,-69.7 76.6,-69.7 76.6,-69.3 76.1,-69.3 76.1,-69.7&rft_rights=Creative Commons Attribution 3.0 Australia http://creativecommons.org/licenses/by/3.0/au/&rft_subject=ALTITUDE&rft_subject=AMD&rft_subject=AMD-AU&rft_subject=CALCIUM&rft_subject=CEOS&rft_subject=CONDUCTIVITY&rft_subject=CONTINENT - ANTARCTICA - Larsemann Hills&rft_subject=DEPTH&rft_subject=EARTH SCIENCE - BIOSPHERE - AQUATIC ECOSYSTEMS - LAKES&rft_subject=EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - SURFACE WATER - LAKES&rft_subject=EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - SURFACE WATER - WATER DEPTH&rft_subject=EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - WATER QUALITY-WATER CHEMISTRY - NUTRIENTS&rft_subject=EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - WATER QUALITY-WATER CHEMISTRY - PH&rft_subject=EH&rft_subject=FIELD SURVEYS&rft_subject=FRESHWATER&rft_subject=GEOGRAPHIC REGION - POLAR&rft_subject=GEOLOGY&rft_subject=HELICOPTER&rft_subject=LAKES&rft_subject=LARSEMANN HILLS&rft_subject=MAGNESIUM&rft_subject=PH&rft_subject=POTASSIUM&rft_subject=SEDIMENT&rft_subject=SODIUM&rft_subject=TEMPERATURE&rft_subject=WATER CHEMISTRY&rft.type=dataset&rft.language=English Access the data
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Brief description

From the abstract of the ANARE Research Note:\r\n\r\nThe Larsemann Hills are a series of granite and gneiss peninsulas extending into Prydz Bay, between the Amery Ice Shelf and the Sorsdal Glacier. They are dissected by steep-sided valleys produced by at least two glacial stages in the Holocene. There are over 150 freshwater lakes in the hills, ranging from small ponds less than 1 m deep, to glacial lakes up to 10 ha and 38 m deep. The lakes are young, with the oldest basins being about 9000 years old. Variations in the characteristics of the lakes reflect deglaciation history, proximity to the continental ice margin and exposure to the ocean. The main source of the water is snow melt, augmented by sea spray into the more exposed lakes. The waters are well mixed by katabatic winds. Most lakes thaw for up to 2 months in summer, but some are permanently frozen.\r\n\r\nThe waters have mainly low conductivity and exceptionally low turbidity, and have near-neutral pH values. The ionic order is Na+ greater than Mg2+ greater than Ca2+ greater than K+. This reflects a strong marine influence, with calcium dominating in a very few catchments.\r\n\r\nThe Larsemann Hills were discovered in 1935 by Captain Klarius Mikkelsen in the Thorshavn. Australian, Chinese and Russian stations were established in the area in the mid-late 1980's. Law (Australia) was commenced in 1986 when an Apple Hut was unloaded from MV Nella Dan. A subsequent visit was made during the 1986 winter. The first Australian scientific expedition visited the area during the 1986-87 austral summer. Progress Station (Russia) was occupied at the time. Building of Zhong Shan commenced in January 1989.\r\n\r\n*******************\r\n\r\nSeveral files are associated with this metadata record:\r\n\r\n1) A PDF copy of the original ANARE Research Note\r\n\r\n2) A CSV file containing the data presented in the ANARE Research Note\r\n\r\n3) A shapefile of the lakes presented in the ANARE Research Note\r\n\r\nThe fields in this dataset are:\r\n\r\nlake_id\r\n\r\nlake_name (text)\r\n\r\nlocation (text description)\r\n\r\nlongitude (decimal degrees)\r\n\r\nlatitude (decimal degrees)\r\n\r\naltitude (m)\r\n\r\nlake_area (ha)\r\n\r\ncatchment_area (ha)\r\n\r\nmaximum_depth (m)\r\n\r\ndimensions (m)\r\n\r\ndistance_from_polar_plateau (m)\r\n\r\ndescription (text)\r\n\r\ngeology (text)\r\n\r\nwater_temperature (C)\r\n\r\npH\r\n\r\nwater_conductivity (micro mho/cm)\r\n\r\nEh (reduction potential, mV)\r\n\r\nca_concentration (Ca++, ppm)\r\n\r\nmg_concentration (Mg++, ppm)\r\n\r\nna_concentration (NA+, ppm)\r\n\r\nk_concentration (K+, ppm)\r\n\r\nionic_ratios_na_ca_mg_k (ionic ratio of na:(ca+mg+mk))\r\n\r\nionic_ratios_ca_na_k_mg (ionic ratio of ca:(na+k+mg))\r\n\r\nbottom_sediment_grab_sample (text description of results)\r\n\r\n

Full description

Point of truth URL of this metadata record - Point of truth URL of this metadata record
Download lakes in shapefile format - Download lakes in shapefile format
Download CSV spreadsheet - Download CSV spreadsheet
Search the Scar Feature Catalogue - Search the Scar Feature Catalogue
Citation reference for this metadata record and dataset - Citation reference for this metadata record and dataset
Download ANARE Research Notes as pdf - Download ANARE Research Notes as pdf

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Related Organisations

76.1,-69.7 76.6,-69.7 76.6,-69.3 76.1,-69.3 76.1,-69.7

76.35,-69.5

76.1,-69.7 76.6,-69.7 76.6,-69.3 76.1,-69.3 76.1,-69.7

76.35,-69.5

Subjects
ALTITUDE | AMD | AMD-AU | CALCIUM | CEOS | CONDUCTIVITY | CONTINENT - ANTARCTICA - Larsemann Hills | DEPTH | EARTH SCIENCE - BIOSPHERE - AQUATIC ECOSYSTEMS - LAKES | EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - SURFACE WATER - LAKES | EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - SURFACE WATER - WATER DEPTH | EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - WATER QUALITY-WATER CHEMISTRY - NUTRIENTS | EARTH SCIENCE - TERRESTRIAL HYDROSPHERE - WATER QUALITY-WATER CHEMISTRY - PH | EH | FIELD SURVEYS | FRESHWATER | GEOGRAPHIC REGION - POLAR | GEOLOGY | HELICOPTER | LAKES | LARSEMANN HILLS | MAGNESIUM | PH | POTASSIUM | SEDIMENT | SODIUM | TEMPERATURE | WATER CHEMISTRY |

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