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75 Titles Match Your Query
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1. Subantarctic zone oceanography - SAZ Project 1997-1998 - Iron Related Data [ASAC_2256_Iron]   PARENT METADATA
Oceanographic processes in the subantarctic region contribute crucially to the physical and biogeochemical aspects of the global climate system. To explore and quantify these contributions, the Antarctic ...


2. Collaborative Research: Biogeochemistry of Dissolved Organic Matter in Pony Lake, Ross Island - NSF-ANT03-38342 [NSF-ANT03-38342]
Dissolved organic matter (DOM) is a significant chemical component in aquatic systems because it acts as an important carbon source for microorganisms, absorbs harmful radiation in sunlight, is able ...


3. A mathmatical model of population dynamics to explain changes in biodiversity of microorganisms in ice covered marine environments [K043_2006_2007_NZ_1]
Physical, geographic and biological data were linked into a mathmatical model of population dynamics to integrate and explain the changes in biodiversity of phytoplankton, bacteria and cyanobacteria ...


4. Analyses of water and microbial mat samples collected from two ponds at Luther Peak, near Cape Hallett [K081_2003_2005_NZ_3]
Freshwater ponds have long been recognised as an important local biodiversity element in the Antarctic landscape. To broaden the understanding of pond systems within the Ross Sea region of Antarctica ...


5. Analysis of cyanobacterial mats for toxins [K081_2001_2002_NZ_3]
Mats of algae and cyanobacteria are often the dominant biomass of inland aquatic systems. A collection of samples of these mats were extensively sampled from the moraine ponds near Bratina Island ...


6. Analysis of the effects of environmental factors (temperature, light, water content and CO2 concentration) on the photosynthesis activity of two common Antarctic mosses and a cyanobacterial mat in the Taylor Valley [K024_2002_2003_NZ_2]
A detailed study of how the environmental factors temperature, light, water content and carbon dioxide concentration affected photosynthesis of the two common mosses Bryum argenteum and Hennediella ...


7. Analysis of the endolithic communities in the McMurdo Dry Valleys: microclimate, biodiversity, community structure, biomass, photosynthetic activity and genetic diversity [K024_2003_2008_NZ_1]
The photosynthetic activity of endolithic communities at three sites in the Ross Sea Region, including Mt Falconer in the Taylor Valley, Linnaeus Terrace in the Asgard Range, the Nussbaumriegel in ...


8. Antarctic nonmarine aquatic ecosystems as global change sensors [CNDA-ES_LIMNOPOLAR_META_BAS017]
In English: This project is aimed to achieve a higher knowledge of the limnetic systems in Polar latitudes. Particularly, it promotes the accurate description the Byers Peninsula (Livingston Island), ...


9. Australian Institute of Marine Science – CReefs: Lizard Island Biodiversity Expedition [AIMS_CReefs_LizardIsland]
CReefs, a project of the Cenus of Marine Life, is an international cooperative effort to increase tropical taxonomic expertise, conduct a taxonomically diversified global census of coral reef ecosystems, ...


10. Benthic mat biomass and productivity (photosynthesis and respiration) in Lake Vanda, Wright Valley and the role of invertebrates in carbon cycling in the lake [K081_1997_2000_NZ_1]
The importance of benthic microbial production in the lakes of the McMurdo Dry Valleys and how the benthic cyanobacterial mats are adapted to survive and grow in deep water (extreme low light but ...


11. Benthic mat biomass, productivity (photosynthesis and respiration) and contributions to lake nutrient cycling in Lake Hoare, Taylor Valley [K081_1996_2000_NZ_1]
The importance of benthic microbial mat production in the Lake Hoare, Taylor Valley and how the mats are adapted to survive and grow in deep water (extreme low light but no freezing) was investigated. ...


12. BioData - Aquatic Bioassessment Data for the Nation [USGS_BioData]
The U.S. Geological Survey (USGS) BioData Retrieval system provides access to aquatic bioassessment data (biological community and physical habitat data) collected by USGS scientists from stream ecosystems ...


13. 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 ...


14. Biological, physical and chemical parameters in water and microbial mat samples from ponds in Victoria Valley [K081_2003_2005_NZ_2]
Water and microbial mat communities of the ponds in the Victoria Valley was investigated to test the hypothesis that the gradient in climatic severity associated with latitudinal and altitudinal gradients ...


15. Biological, physical and chemical parameters in water and microbial mat samples from ponds in the Cape Hallett vicinity and cryoconite holes on the Tucker and Bornmann glaciers [K081_2005_2006_NZ_3]
A series of 10 ponds, located away from the main influences of the penguin colony at Cape Hallett, were investigated for variation in chemistry and microbial mat development. Cores of benthic microbial ...


16. Biological, physical and chemical parameters in water and microbial mat samples from ponds in the Labyrinth area of Wright Valley [K081_2003_2005_NZ_1]
Water and microbial mat communities of the ponds in the Labyrinth area of Wright Valley was investigated to test the hypothesis that the gradient in climatic severity associated with latitudinal and ...


17. Bratina Island ponds planktonic community dynamics [K160_2009_2010_NZ_1]
This study aimed to increase the knowledge of microbial biodiversity and the environmental factors which structure them paying special attention to the stratification transition zones within Bratina ...


18. Carbon and nitrogen fixation rates from microbial mat populations in moraine ponds on the McMurdo Ice Shelf [K081_2004_2005_NZ_4]
Carbon and nitrogen fixation experiments were conducted on mats collected from 10 of the ponds on the McMurdo Ice Shelf near Bratina Island. Nitrogen fixation was determined via reduction of acetylene ...


19. Characterisation of aquatic resources in McMurdo Sound region of Antarctica: water chemistry, biological identity and genomic samples [K081_2009_2010_NZ_1]
Aquatic environments in Antarctica have changes over time with a changing climate. Small aquatic zones on the surface of glaciers ablation zones are comparatively constant and represent perhaps the ...


20. Characterization of phototrophic pigment composition, metabolic processes and carbon pools in northern chile. [GLOBEC_049_CHL_013]   PARENT METADATA
Title: Characterization of the phototrophic pigment composition, main metabolic processes and carbon pools occurring in northern chile. A fluorescence peak occurring within the oxygen minimum ...


21. 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 ...


22. Collaborative Research: Biogeochemistry of Dissolved Organic Matter in Pony Lake, Ross Island [NSF-ANT03-38260]
Dissolved organic matter (DOM) is a significant chemical component in aquatic systems because it acts as an important carbon source for microorganisms, absorbs harmful radiation in sunlight, is able ...


23. Collection of endolithic algae, sublithic algae and chasmolithic lichens in the McMurdo Dry Valleys [K009_1981_1982_NZ_2]
Collections of endolithic algae were made in the Meirs, Wright and Beacon Valleys and on the Asgaard Range. Sublithic algae were collected from the Taylor Valley. Chasmolithic lichens were collected ...


24. Collection of endoliths from Battleship Promontory, Convoy Range [K047_2000_2001_NZ_2]
Endoliths were collected from the Battleship Promontory, Allan Hills area. Endoliths were search for with a geo pick and recorded notes from each collection site was recorded. 35mm pictures and digital ...


25. Cyanobacterial distribution and abundance [CEAMARC_CASO_200708_V3_Cyanobacterial_distribution_and_abundance]
Counts of cyanobacterial abundance in filter concentrated samples of suface waters.


26. Determining the rates of nutrient uptake to create an approximate nutrient budget of microbial mats from Bratina Island ponds, McMurdo Ice Shelf [K081_2000_2001_NZ_5]
Mat cores from ponds on the McMurdo Ice Shelf were incubated in pond water which had been spiked by 50 µg l-1 of nitrate or phosphate. Three ponds were used for water samples (Skua, Duet and P70) ...


27. Distribution data and samples of non-marine algae for culture and DNA analysis to determine evolution and dispersal of algae along a latitudinal gradient [K124_2003_2004_NZ_1]
Algae populations at different points on a latitudinal gradient within the Ross Sea sector were investigated. At Cape Hallett, the distribution of the different algal communities were mapped by a ...


28. Ecological investigation of nitrogen sources and sinks in Lake Wilson and three catchment ponds in the Darwin Glacier region [K081_1992_1993_NZ_1]
Ecological investigations into the waters of the Darwin Glacier region (extreme southern end member to the Dry Valley system) were carried out to extend knowledge of microbial processes to high latitude ...


29. Ecophysiology (CO2 / O2 exchange, nitrogen fixation rates and chlorophyll a levels) of endolithic algae from Marble Point, Antarctica [K024_1979_1980_NZ_2]
Rocks containing endolithic algae were collected from the Marble Point area. Infra-red gas analysis and Warburg Manometry studies were carried out to ascertain carbon dioxide and oxygen exchange. ...


30. Environmental protection, management and classification of terrestrial ecosystems in the Ross Sea Region [K123_2010_2012_NZ_3]
Soil samples from a diverse range of soil types have been collected from the Wright and Victoria Valley Systems, to determine whether soil distribution patterns aid prediction of microbial abundance ...


31. Extremophiles in Antarctica during 1989-2004 [Extremophiles_in_Antarctica]
Studies on biodiversity of microorganisms in Antarctica were carried out since 20 years. Particularly attention was made on those microorganisms defined for their growth conditions extremophiles. ...


32. Geothermal Fumarole Subsurface Mt. Erebus, Antarctica [d2744050-427f-4b3f-824d-e96b7bd26368]
Recent applications of molecular genetics to edaphic microbial communities of the McMurdo Dry Valleys and elsewhere have rejected a long-held belief that Antarctic soils contain extremely limited ...


33. German JGOFS - Bacteria Abundance, Leucine and Thymidine incoporation - during the North Atlantic Bloom Experiment [GERMAN_JGOFS_NABE_MICROBIO]
Units: total bacteria number [10^12 cells/m^3] total bacteria biomass [mgC/m^3] total cyanobacteria number [10^9 cells/m^3] total cyanobacteria biomass [mgC/m^3] bacterial ...


34. Glacial melting and coastal marine microbes of the Arctic [Coastal_Marine_Microbes_Buma_IPY71_NL]
This project focused on the pelagic microbes from the Kongsfjorden-Krossfjorden system located on the West coast of Spitsbergen. The West coast of Spitsbergen is influenced by the West Spitsbergen ...


35. In situ measurements of photosynthesis in the benthic microbial mats at high depths under the perennial ice cover of Lake Hoare, Taylor Valley [K081_2004_2005_NZ_2]
In situ measurements of photosynthesis in the benthic microbial mats, that grow under the perennial ice cover, of Lake Hoare were measured to determine if photosynthesis is positive at considerable ...


36. Initial assessment for biological research in the Ross Island/Dry Valleys Region [K009_1977_1978_NZ_2]
The primary objective of this study was to assess the potential for biological, particularly botanical, research in the Ross Island/Dry Valleys region and to carry out preliminary studies in four ...


37. Inter-Valley Soil Comparative Survey of the McMurdo Dry Valleys [cca539d1-3e43-49bb-8e1f-8c1bda934a8c]
Recent applications of molecular genetics to edaphic microbial communities of the McMurdo Dry Valleys and elsewhere have rejected a long-held belief that Antarctic soils contain extremely limited ...


38. Investigations into the Deep Chlorophyll Maximum Layer of Lake Vanda, Wright Valley: How is the DCM maintained at a constant depth in spite of lake level rise? [K081_1994_1996_NZ_1]
The waters of Lake Vanda, Wright Valley, have risen at a rate of 1m per year. Within the lake there is a biologically important layer, the deep chlorophyll maximum (DCM), where high algal production ...


39. Lake Fryxell benthic ecology [K081_2009_2013_NZ_2]
In 2012/2013 we collected Samples and data collected along a depth transect at Lake Fryxell. This samples were collected by a dive team. The samples included water chemistry and microbial mat sampling. ...


40. Latitudinal Gradient Project - Australian contributions [LGP]
This record relates to the Australian component of the Latitudinal Gradient Project. The LGP is largely a New Zealand, US and Italian venture, but a small contribution has been made by Australian ...


41. Life In The Ice: Microbial Diversity and Function in Antarctic Sea Ice Ecosystems [K043_2010_2012_NZ_2]
Our hypothesis is that ‘spatial and temporal variations in diversity and ecosystem function of the sea ice microbial community are sensitive indicators of changing climatic conditions’. The research ...


42. Living marine legacy of Gwaii Haanas I: Marine plant baseline to 1999 (OBIS Canada) [obis.gwaii_marplants]   PARENT METADATA
The database covers the Haida Gwaii archipelago on the West Coast of Canada, including all species of the Haida Gwaii region from any published source, accessible collection and unpublished observations ...


43. McMurdo region meltwater ponds bacterioplankton survey [c36e6f54-f1e0-42d0-88dc-0e8939214076]
The investigation of bacterioplankton, mat and sediment microbial communities from the Bratina Island meltwater ponds in Late November 2009, January 2012 and January 2013 and from meltwater ponds ...


44. Microbial mat development and production variation in relation to physio-chemical variation in 13 ponds that all originated from one greater pond near Bratina Island on the McMurdo Ice Shelf [K081_2005_2006_NZ_1]
Microbial mat development and production varies from pond to pond due to the physio-chemical variation amongst the ponds. To study this variation a series of 13 ponds were selected that had originated ...


45. Microbial winter community composition and activity in Weddell Sea Ice 2013 [AWECS_FI_BIO_2013]
Investigation of sympagic microbial assemblages and their activities (primary and bacterial production) during the Antarctic winter 2013.


46. Modeling Water Quality in the Tualatin River, Oregon, 1991-1997 [WRIR_01_4062]
The calibration of a model of flow, temperature, and water quality in the Tualatin River, Oregon, originally calibrated for the summers of 1991 through 1993, was extended to the summers of 1991 through ...


47. Monitoring and screening of bioactive compounds and toxins produced by Antarctic cyanobacterial strains. [CNR_ISE_CYANOBACTERIAL]
The photosynthetic microorganisms from the sea, soil and lakes represent a profitable resource for the production of biologically active compounds. The harsh environment of Antarctic with low level ...


48. Monterey Bay Aquarium Research Institute-2000 [MBARI_VARS_2000]
The Monterey Bay Aquarium Research Institute (MBARI) uses high-resolution video equipment to record hundreds of remotely operated vehicle (ROV) dives per year. In the first 20 years of ROV diving ...


49. NODC Taxonomic Code Version 8.0 [NOAA_NODC_TAXONOMIC_CODE]
The National Oceanographic Data Center (NODC) Taxonomic Code is the largest, most flexible, and widely used of the various coding schemes that have been developed to adapt the Linnean system of ...


50. Red Sea Phytoplankton Distributions and Chlorophyll Profiles from the Interuniversity Institute for Marine Sciences, Israel [IUI_REDSEA_PHYTOPL_CHL]
This data set contains open water data for the Gulf of Aqaba and the northern Red Sea. Depth profiles of water column structure, chlorophyll-a and phytoplankton distribution are sampled monthly. ...


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