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1910 Titles Match Your Query
Showing 1 through 50 of 1910 Next
1. Aboveground Biomass High-Resolution Maps for Selected US Tidal Marshes, 2015 [Tidal_Marsh_Biomass_US_1610_1]
This dataset provides maps of aboveground tidal marsh biomass (g/m2) at 30m resolution for six estuarine regions of the conterminous United States: Cape Cod, MA; Chesapeake Bay, MD, Everglades, FL; ...


2. CMS: LiDAR Data for Mangrove Forests in the Zambezi River Delta, Mozambique, 2014 [CMS_LiDAR_Point_Cloud_Zambezi_1521_1]
This data set provides high-resolution LiDAR point cloud data collected during surveys over mangrove forests in the Zambezi River Delta in Mozambique in May 2014. The data are arranged into 144 1- ...


3. Mean Annual Fluxes of Carbon in Coastal Ecosystems of Eastern North America [Coastal_Carbon_Budget_NE_US_1594_1]
This dataset contains best estimates and uncertainties for mean annual fluxes of inorganic, organic, and total (organic + inorganic) carbon in tidal wetlands, estuaries and shelf waters of eastern ...


4. Detailed information on 196 grid sites used for snow petrel surveys in the Windmill Islands during the 2002/2003 season [SNOWPETRELSURVEYSCASEY0203]
Very little information is known about the distribution and abundance of snow petrels at the regional scale. This dataset contains locations of grid sites used to survey for snow petrels in the Windmill ...


5. Nitrogen isotopic compositions of midwater fish, K-Axis voyage of the Aurora Australia, 2016 [AAS_4344_Nitrogen_isotopic_compositions_fish]
Midwater fish nitrogen isotope data from the Kerguelen Axis ecosystem study (AAS_4344): These data are based on samples collected as part of the Kerguelen Axis marine ecosystem study (AAS_4344), ...


6. Salinity of marine waters around Casey station - Summer 2003/04 [Seawater-salinity-Casey03-04]
The salinity of seawater at four sites around Casey was recorded during summer 2003/04 by a salinity probe (TPS Australia, WP-84 Conductivity Meter) attached to experimental mesocosms suspended below ...


7. Seafloor image annotations from the Sabrina upper slope, East Antarctica [AAS_4333_IN2017_V01_seafloor_imagery_annotations]
Four camera tow transects were completed on the upper slope during survey IN2017_V01 using the Marine National Facility’s Deep Tow Camera. This system collected oblique facing still images with a ...


8. Toxicity of sediment spiked with Thala Valley Tip Fines to the Temperate Heart Urchin Echinocardium cordatum [toxicity_tipfines_echinocardium]   PARENT METADATA
This data set describes the toxicity of marine sediment spiked with contaminated soil from Thala Valley tip site at Casey. The temperate heart urchin species Echinocardium cordatum was exposed for ...


9. Underwater video footage from voyage 4 of the Aurora Australis, 2003-2004 [underwater_video_V40304]
Underwater footage was taken with a Sony digital Handycam mounted in a pressure case on a roll cage, and then trawled off the back of the Aurora Australis. The footage was taken primarily of benthic ...


10. Uptake of heavy metals from copper and lead spiked sediments by Echinocardium cordatum [uptake_metals_echinocardium]   PARENT METADATA
This data set describes the concentrations of copper, lead and iron in the calcareous tests of heart urchins that were exposed to spiked sediments for 60 days. Porewater is the water extracted from ...


11. A GIS dataset of bird nests mapped in the Windmill Islands by Frederique Olivier and Drew Lee during the 2002-2003 season [BIRDSCASEY0203]
Very little information is known about the distribution and abundance of snow petrels at the regional scale. This dataset contains locations of bird nests, mostly snow petrels, mapped in the Windmill ...


12. A manipulative field experiment examining the effect of contaminated sediment on the recruitment and recolonisation of soft-sediment infauna. [ASAC_2201_Casey_SRE1]
The effect of location, depth and sediment contamination on recruitment of soft-sediment assemblages were examined in a pilot experiment at Casey Station, East Antarctica. Two locations were used, ...


13. A manipulative field experiment examining the effect of heavy metal and hydrocarbon contaminated sediment on the recruitment of soft-sediment infauna. [ASAC_2201_Casey_SRE3]
The effects of hyrdocarbon and heavy metal contamination of marine sediments on recruitment of soft-sediment assemblages were examined in a field experiment at Casey Station, East Antarctica. Three ...


14. A manipulative field experiment examining the recruitment of mobile epifauna to hard-substratum at potentially impacted and control locations. [ASAC_2201_Casey_tiles_1_mobile]
The recruitment of mobile epifauna on hard-substratum was examined in a field experiment using tiles. A total of 160 tiles were deployed at five locations, with 32 tiles at each location, arranged ...


15. A manipulative field experiment examining the recruitment of sessile epifauna to hard-substratum at potentially impacted and control locations. [ASAC_2201_Casey_tiles_1_sessile]
The recruitment of epifauna (sessile and mobile) on hard-substratum was examined in a field experiment using tiles. A total of 160 tiles were deployed at five locations, with 32 tiles at each location, ...


16. American Shad Riverine Habitat Requirements [BRD_LSC_AMERSHAD001]
Field evaluations of existing habitat suitability index (HSI) models for spawning adults, eggs, and larvae of American shad (Alosa sapidissima) were conducted in 1990-1992; initial models for juveniles ...


17. CEAMARC marine sediment samples - collected on voyage 3 of the Aurora Australis, 2007-2008 [CEAMARC-200708_V3_MARINE_SEDIMENT_SAMPLES]   PARENT METADATA
Marine sediment samples were obtained from box corer, Smith-MacIntyre and Van Veen grabs. Samples were named by: 1. CEAMARC site (e.g. 16) 2. Instrument (e.g. box corer = BC; Smith-MacIntyre = GRSM; ...


18. Cold adaptation and functionality of the Antarctic Coastal Benthic Zones [ASAC_1165]
Antarctic sediments and sea-ice are important regulators in global biogeochemical and atmospheric cycles. These ecosystems contain a diverse range of bacteria whose biogeochemical roles remains largely ...


19. Concentration of heavy metals in marine waters around Casey station - summer 2003/04 [DGT-Heavymetals-Casey03-04]
The concentration of heavy metals in seawater at four sites around Casey was determined via Diffusive Gradients in Thin films (DGT) loggers attached to experimental mesocosms suspended below the sea ...


20. Heard Island Topographic Mapping from Orthophotos derived from Non-Metric Photography [HIC_PHOTO_NMOrtho_TopoMapping]
The Heard Island Topographic Data was mapped from Ortho-rectified non-metric photography. The data consists of Coastline, Glacier, Lagoon, Offshore Rocks, Water Storage and Watercourse datasets digitised ...


21. Heavy metal content of Paramoera walkeri (Eusiridae, Amphipoda) tissue - Short-term biomonitoring of Thala Valley Tip Clean-up, Casey, Summer 2003/04 [Heavymetals-Gamms-Casey03-04]
The heavy metal content of whole Paramoera walkeri (Eusiridae, Amphipoda) were measured from specimens collected and deployed in experimental mesocosms around Casey station during the summer of 2003/04. ...


22. Macroalgal responses to heavy metals and varying light levels at Casey Station [ASAC_2201_Runcie]   PARENT METADATA
1. In situ chlorophyll fluorescence measurements using pulse amplitude technique (PAM) of macroalga Desmarestia menziesii, assessing adaptation to high light exposure after sea ice breakout, and impact ...


23. Marine video samples of the CEAMARC cruise of the Aurora Australis,2007-2008 [CEAMARC_200708_V3_MARINE_VIDEO_SAMPLES]
Underwater video samples were obtained from the Deep Underwater Camera II (DUCII) system. Data are in mpeg video format. Samples were named by: 1. CEAMARC site (e.g. 16) 2. Instrument (e.g. camera ...


24. Photoquadrat survey of hard substratum assemblages around Casey Station: boulders and boulder fields. [ASAC_2201_Casey_photoquadrats2]
A survey of the epibenthic fauna of hard-substrata was made around Casey Station, using a camera mounted on a frame to take photoquadrats. A nested sampling design was used with several spatial scales. ...


25. Photoquadrat survey of hard substratum assemblages around Casey Station: flat and sloping rocky areas. [ASAC_2201_Casey_photoquadrats1]
A survey of the epibenthic fauna of hard-substrata was made around Casey Station, using a camera mounted on a frame to take photoquadrats. A nested sampling design was used with several spatial scales. ...


26. Soft sediment assemblages at Casey Station: Brown Bay Grid - samples taken along a pollution gradient. [ASAC_2201_Casey_benthic_BBG]
A survey of macrobenthic assemblages in soft-sediments was done at Casey Station, East Antarctica. Samples were taken along four transects in Brown Bay, along a pollution gradient that has its source ...


27. Survey of soft sediment assemblages around Casey Station (Winter grab samples), June-Sept 1998 [ASAC_2201_Casey_benthic_survey3]
Marine soft-sediment assemblages were sampled from shallow (5 - 35m) nearshore regions around Casey Station, Windmill Islands, East Antarctica in winter 1998, using a van-Veen grab (surface area 20 ...


28. Survey of soft sediment assemblages around Casey Station (grab samples), Feb - Mar, 1997 [ASAC_2201_Casey_benthic_survey1]
Marine soft-sediment assemblages were sampled from shallow (5 - 35m) nearshore regions around Casey Station, Windmill Islands, East Antarctica in late summer (Feb-March) 1997, using a van-Veen grab ...


29. Biodiversity and ecophysiology of Antarctic sea-ice bacteria [ASAC_1012]
The data set includes information relevant for the study and description of sea-ice bacteria contains the following dataset subgroups and is organised by REFERENCE number. 1) Isolation data: strain ...


30. The Ecology and Biogeography of Heard Island Marine Benthos [ASAC_254]
Collections of 23 macroinvertebrate taxa associated with Durvillaea antarctica holdfasts and 58 invertebrate taxa associated with artificial substrata collectors are described from shallow-water and ...


31. A circumpolar pelagic regionalisation of the Southern Ocean [AAS_4124_pelagic_regionalisation]
This layer is a circumpolar, pelagic regionalisation of the Southern Ocean south of 40 degrees S, based on sea surface temperature, depth, and sea ice information. The results show a series of latitudinal ...


32. Davis Multibeam Survey 2016/17, Antarctica (GA-0357-0360/ AAP 5093/ HI590) – High Resolution Bathymetry Grid [AAS_5093_Davis_multibeam_bathymetry_grid_2016_17]
Geoscience Australia, the Royal Australian Navy (RAN) and the Australian Antarctic Division (AAD) conducted a hydrographic and seafloor characterisation survey in nearshore waters offshore from Davis ...


33. Origins and Biological Accumulation of Small Plastic Particles in Fur Seals From Macquarie Island [plastics_fur_seals]
From the abstract of the referenced paper: One hundred and sixty four plastic particles (mean length 4.1 mm) recovered from the scats of fur seals (Arctocephalus spp.) on Macquarie Island were examined. ...


34. Bathymetric data of Long and Tryne Fjords at Vestfold Hills, Antarctica, collected in December 1999 [VH_bathy_99]
This dataset contains 102 depth measurements of the water column in Long and Tryne fjords, which are in the northern Vestfold Hills, Prydz Bay, Antarctica. Sea ice thickness and snow thickness were ...


35. Bird habitat surveys conducted in the Windmill Islands during 2002/03 and descriptive information of the terrestrial Environment in the Windmill Islands [HABITATCASEY0203]
Very little information is available on the geomorphology of areas surrounding Australian Antarctic stations. This type of information is generally collected during geological surveys. This metadata ...


36. Infaunal marine invertebrate fauna inside and outside of bacterial mats, Casey 2006-07 [ASAC_2201_Bacterial_Mat_Infauna]
Infaunal marine invertebrates were collected from inside and outside of patches of white bacterial mats from several sites in the Windmill Islands, Antarctica, around Casey station during the 2006-07 ...


37. Interseasonal variability of benthic diatoms communities within the Windmill Islands, Antarctica [Diatoms_seasonal_var]   PARENT METADATA
Sediment samples were collected with an Eckamn grab from four locations within the Windmill Islands (Herring Island, O'Connor Island, Shannon Bay and Brown Bay). A weekly sampling program was performed ...


38. Prediction of krill swarm characteristics off East Antarctica [AAS_4311_krill_swarms]
This dataset contains estimates of krill swarm characteristics from statistical models based on underway acoustic observations along with underway and remote-sensed environmental data. Estimates of ...


39. Soft sediment assemblages at Casey Station: (core samples: Nov 1998 - Jan 1999) [ASAC_2201_Casey_benthic_survey4]
A survey of macrobenthic assemblages in soft-sediments was done at Casey Station, East Antarctica. Samples were taken by divers using hand-held corers (core size - 10 cm diameter by 10 cm deep). This ...


40. The Biochemistry, Ecology and Organic Geochemistry of Phaeocystis pouchetii communities of Davis Base, Antarctica [ASAC_113]
This metadata record covers ASAC projects 113, 191 and 625. (ASAC_113, ASAC_191, ASAC_625). The total lipid, fatty acid, sterol and pigment composition of water column particulates collected near ...


41. Collaborative Research: The Chemical Ecology of Shallow-water Marine Macroalgae and Invertebrates on the Antarctic Peninsula - continuing [USAP-1341333_1]
The coastal environments of the western Antarctic Peninsula harbor rich assemblages of marine animals and algae. The importance of the interactions between these groups of organisms in the ecology ...


42. The Chemical Ecology of Shallow-water Marine Macroalgae and Invertebrates on the Antarctic Peninsula [NSF-ANT04-42769_1]
Mesoherbivores, and specifically amphipods, are a conspicuous and dominant component of the macroalgal community in Antarctica. Despite their high abundance, the functional ecology, and particularly ...


43. The Chemical Ecology of Shallow-water Marine Macroalgae and Invertebrates on the Antarctic Peninsula - NSF-ANT08-38773 [NSF-ANT08-38773_1]
The near shore environments of the western Antarctic Peninsula (WAP) harbor extremely high densities of mesograzers (small invertebrate predators approximately 1-25 mm in length) such as benthic amphipods, ...


44. The Chemical Ecology of Shallow-water Marine Macroalgae and Invertebrates on the Antarctic Peninsula - NSF-ANT08-38776 [NSF-ANT08-38776_1]
The near shore environments of the western Antarctic Peninsula (WAP) harbor extremely high densities of mesograzers (small invertebrate predators approximately 1-25 mm in length) such as benthic amphipods, ...


45. Collaborative Research: Fjord Ecosystem Structure and Function on the West Antarctic Peninsula - Hotspots of Productivity and Biodiversity? (FjordEco) [USAP-1443680_1]
Marine communities along the western Antarctic Peninsula are highly productive ecosystems which support a diverse assemblage of charismatic animals such as penguins, seals, and whales as well as commercial ...


46. Collaborative Research: RAPID/Workshop- Antarctic Ecosystem Research following Ice Shelf Collapse and Iceberg Calving Events [USAP-1750630_1]
Worldwide publicity surrounding the calving of an iceberg the size of Delaware in July 2017 from the Larsen C Ice Shelf on the eastern side of the Antarctic Peninsula presents a unique and time-sensitive ...


47. Non-modelled 10 day LC50 from rapid tests at Macquarie Island 2007/08 [AAS_2921]
Rapid toxicity tests (Kefford et al. 2005) were used to test the sensitivity of a wide range of intertidal and shallow sub-tidal marine invertebrates collected off the northern end of Macquarie Island. ...


48. Structure of the cnidaria community in the Weddell Sea in relation to hydrographic characteristic [CNDA-ESP_ANT92-1047-E]
In English: Scientific objectives: -Determine the role played by cnidaria in the Antarctic plankton-benthos ecosystem. -Study of the composition, relative abundance and distribution of planktonic ...


49. Trophic ecology of Antarctic benthic suspension feeders. [CNDA-ESP_ANT95-1222-E]
In English: The gut contents of the more frequent benthic suspension feeders species of Hydrozoa, Pennatulacea and Gorgonacea in the Weddell Sea were examined during the Antarctic summers. The guts ...


50. Study of the benthic fauna and flora of the seabeds in southern area of Livingston Island [CNDA-ESP_93-94-0996-1161_16-21]
In English: Estimate of the plentifulness of the different benthic species, by means of samples collected in radial areas with drag box-corer, Agassiz drag and suprabenthic grip slipper, on the southern ...


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