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88 Titles Match Your Query
Showing 1 through 50 of 88 Next
1. Abundance, Life-cycle and Potential Productivity of 'Euphausia superba' and its Relationship With Other Zooplankton in Prydz Bay, Antarctica [ASAC_229]
Metadata record for data from ASAC Project 229 See the link below for public details on this project. From the abstracts of some of the referenced papers: In January 1985 a net sampling survey ...


2. Conservation and population status of albatrosses and giant petrels on Macquarie Island [ASAC_2569_751]
Databases (Wandering, Black-browed, Light-mantled Sooty and Grey-headed albatrosses, Northern Giant Petrels and Southern Giant Petrels): These databases summarise all banding and resight information ...


3. Exopolysaccharides from Antarctic bacteria [ASAC_2348]
Exopolysaccharide (EPS) is complex sugar made by many microbes in the Antarctic marine environment. This project seeks to understand the ecological role of microbial EPS in the Southern Ocean, where ...


4. Physiology of Arthropods (Collembola) at Cape Hallett [K140_2002_2003_NZ_2]
Environmental physiology of three species of springtails (Hexapoda: Collembola): (1) Isotoma klovstadi (Isotomidae), (2) Cryptopygus cisantarcticus (Isotomidae) and (3) Friesia grisea ...


5. Population regulation and demography in Adelie penguins (Pygoscelis adeliae) at three penguin colonies on Ross Island (Cape Bird, Cape Crozier and Cape Royds) - K122_2004_2005_NZ_2 [K122_2004_2005_NZ_2]
This study aims to investigate the factors regulating population size and colony distribution of Adelie penguins (Pygoscelis adeliae) at three colonies on Ross Island (Cape Royds, Bird and Crozier) ...


6. A Model of the Productivity of the Northern Pintail [NPWRC_northernpintail]
We adapted a stochastic computer model to simulate productivity of the northern pintail (Anas acuta). Researchers at the Northern Prairie Wildlife Research Center of the U.S. Fish and Wildlife Service ...


7. Adelie Penguin Dietary Data From Edmonson Point, Antarctica [Adelie_diet_EDP]
This dataset contains the results from surveys on the feeding habits of Adelie Penguins (Pygoscelis adeliae) at Edmonson Point, Terra Nova Bay, Antarctica. Surveys have been conducted since 1994, ...


8. Aerial photographs and ground counts for assessing breeding success of Adelie penguin (Pygoscelis adeliae) rookeries on Ross Island [K122_2004_2005_NZ_4]
In conjunction with aerial photographs of the colonies ground truth counts were made since the 1983-1984 season at the Ross Island colonies. The number of occupied nests, nests with eggs, nests with ...


9. Agricultural Online Access (AGRICOLA) Database [USDA_AGRICOLA]
AGRICOLA (AGRICultural OnLine Access) is a bibliographic database of citations to the agricultural literature created by the National Agricultural Library and its cooperators. Production ...


10. Analysis of ecstatic calls displays and nest parameters and their importance in Adelie penguin mate attraction, pair bonding and nest success [K019_2002_2003_NZ_1]
Mate recognition of adelie penguins is crucial to their breeding success in such an extreme environment. The importance of male ecstatic display, the role of factors including nest location and size ...


11. Apparent twin pups of the weddell seal near Mawson, Antarctica [twin_pups]
Phocid seals give birth annually, generally to a single pup. Twins have been reported occasionally, either from observations made in utero or from observations of live pups in the field. Examples ...


12. Aspects of the Life History and Foraging Ecology of the Endangered Akiapolaau [brdpier0004]
Relative abundance, breeding ecology, annual survival, home range, and foraging ecology of the Akiapolaau (Hemignathus munroi), an endangered Hawaiian honeycreeper, were studied on the island of Hawaii. ...


13. Assessment of the potential for microbial contamination of antarctic terrestrial habitats resulting from human activities (previously ASAC 870) [ASAC_1093]
This project was a continuation of ASAC project 870 (ASAC_870). The aim of the project is to assess the possible routes for the carriage of microorganisms by humans to Antarctic soil habitats. Such ...


14. Avian Use of Purple Loosestrife Dominated Habitat Relative to Other Vegetation Types in a Lake Huron Wetland Complex [usgs_npwrc_purpleloostrife]
Purple loosestrife (Lythrum salicaria), a native of Eurasia, is an introduced perennial plant in North American wetlands that displaces other wetland plants. Although not well studied, purple loosestrife ...


15. Bechervaise Island Antarctica Adelie Penguin Nest and Mate Data [Demography_BI]
This dataset contains the results from surveys of Adélie Penguins (Pygoscelis adeliae) at Béchervaise Island, Antarctica. Using bands and tag numbers, the identity of a penguin, its ...


16. Behavioural observations, recorded calls and breeding parameters as factors influencing the vocal behaviour of Adelie penguins (Pygoscelis adeliae) [K019_2000_2001_NZ_1]
Factors influencing the development and survival of Adelie penguins were investigated from the Cape Bird colony. The fieldwork focused on aspects of vocal recognition but parental care and chick development ...


17. Biochemical Studies on Antarctic Fish from the Instituto Antartico Argentino [CDA_AR_BIO_BIOCHEMICALFISH_DATA]
This work is part of the research program undertaken by the Argentine Institute and the University of Buenos Aires, Argentina. The investigations on biochemisty and nutritional characteristics of ...


18. Biochemical-Nutritional Studies Applied To The Lactation Pattern, Post-Natal Growth And Development Of Southern Elephant Seal In Antarctica. [CDA_AR_COMPARATIVE_BIOCHEMISTRY]
The southern elephant seals (Mirounga leonina) spend most of their lives at sea and breed mainly on Antarctic and sub-Antarctic islands. During the last years, the South Shetland Islands breeding ...


19. Biology of the Sea Elephant (Elephant Seal), Heard Island, 1951 [sea_elephant_biology_1951]
This is a copy of a scanned document which contains a report, as well as tabulated data compiled by K. Brown on Sea Elephants (Elephant Seals) at Heard Island in 1951. The data are biological in ...


20. Boll Weevil Population Density (In-House C Language Tabular Database) [USDA0070]
Trapping data and Geographic Information System on boll weevil population density. Supports a boll weevil eradication program to allow farmers to better assess the situation in Mississippi. Collection ...


21. Breeding Birds in the White Mountain National Forest, NH and Maine, USDA/FS [USDA_FS71]
"Breeding Birds" is a long-term dataset relating breeding bird survey to habitat variables in White Mountain National Forest in New Hampshire and Maine. The purpose of these data are to examine the ...


22. Breeding biology of the Royal Penguin (Eudypted chrysolophus)at Macquarie Island 1955-1969 [RoyalPenguin1955-1969]
The data are contained in a number of log books in hand written form (now scanned onto CD ROM. They were gathered according to a protocol updated annually by the Principal Investigator, DR Robert ...


23. Buffered Natural Heritage Sites [USDA0233]
This dataset contains information on sites which include rare, threatened and endangered species, and significant communities in Vermont. Most of the sites were field located by Vermont ...


24. Canadian Lakes Loon Survey [gomc_13]
Human activity has reduced the abundance and breeding range of the Common Loon in North America. To help reverse this trend, the Canadian Lakes Loon Survey was founded as a long-term project ...


25. Change of biodemographic parameters for the Black legged Kittiwakes Rissa tridactyla on Hornoeya, Eastern Finnmark, Norway [333_0_IPEV_FR]
Long term spatialised demographic data obtained as part of a CNRS/IPEV (French Polar Institute) research program aiming at examining the response of animal populations to environmental variability ...


26. Climatology, Volcanism, and Microbial Life in Ice with Downhole Loggers [price_0440609]
This award supports a project to use two spectrofluorimeters - one with a 224-nm laser to excite protein fluorescence and non-protein aerosol and dust fluorescence, and the other with a 404-nm laser ...


27. Cormorant Pellet Contents [BRD_LSC004_CORMORANT]
Breeding populations of double-crested cormorants in Lake Ontario have undergone dramatic changes since the first documented nesting on Scotch Bonnet Island in 1938. Scientists believe that the declines ...


28. DISCOVERY-OEM: Ocean Ecosystems and Management [GB-NERC-BAS-PDC-00513]
Maintaining long-term food security in a changing environment is one of the greatest challenges to the sustainable exploitation of the Earth System, including its oceans. The well publicised collapses ...


29. Demography and Movements of Apapane and Iiwi in Hawaii [brdpier0005]
Density, annual survival, philopatry, and movements of two species of Hawaiian honeycreepers, the Apapane (Himatione sanguinea) and the Iiwi (Vestiaria coccinea), were studied at four sites on the ...


30. Demography and movements of the Omao (Myadestes obscurus) [brdpier0007]
Density, age-specific survival, timing of breeding and molting, and movements of the Omao or Hawaiian Thrush (Myadestes obscurus) were studied at four sites on the island of Hawaii. Mean monthly ...


31. Determination, Biological Consequences, and Modeling of Sex-Specific Demographic Rates in Declining, Threatened, or Endangered Metapopulations [brdpwrc0053]
Proper management of animal populations requires an understanding of both population dynamics and ecology, and more research that integrates population dynamics and ecological studies is needed to ...


32. Development of a global model of growth and fecundity in marine planktonic copepods: accounting for food availability [GLOBEC_066_UK_016]   PARENT METADATA
Over the past 30 years much effort has been expended on measuring the fecundity, growth and production of copepods. This has led to attempts to predict these rates and to understand which factors ...


33. Diet and Feeding Ecology of Emperor Penguins [ASAC_419]
Metadata record for data from ASAC Project 419 See the link below for public details on this project. From the abstracts of some of the referenced papers: The ...


34. Effects of Enhanced UV-B on Sea Ice Algae [ASAC_765]
From the abstract of some of the papers: It has been suggested that increased springtime UVB radiation caused by stratospheric ozone depletion is likely to reduce primary production and induce changes ...


35. Environmental, nutritional and endocrine regulation of diapause in the calanoid copepod, Calanus finmarchicus [GLOBEC_106_UK_026]   PARENT METADATA
Diapause is a key feature of the life-cycle of many marine copepods and is thought to be regulated by a number of interacting factors that range from broad scale environmental cues, through to the ...


36. Estimation of Critical Parameters in Conjunction with Monitoring the Florida Snail Kite Population [USGS_SOFIA_kitchens_snail_kite]
Life history traits and the population dynamics of the snail kite may vary considerably across space and over time. Understanding the influence of environmental (spatial and temporal) variation on ...


37. FOREVAR - Mesoscale environmental forcing and variability of pelagic populations in the Bay of Biscay [GLOBEC_036_FRA_001]
FOREVAR - FORcage Environnemental a meso-echelle et VARiabilite des populations pelagiques dans le golfe de Gascogne (Mesoscale environmental forcing and variability of pelagic populations in the ...


38. Factors Affecting the Distribution of Juvenile Salmon in the Gulf of Alaska 2001-2003 [salmon_juv_diet_LTOP_CGOA]
The purpose of this research is to focus National Marine Fisheries Service studies on the GLOBEC region, augment oceanographic measurements and determine what biological and physical factors influence ...


39. Factors Affecting the Distribution of Juvenile Salmon in the Gulf of Alaska 2001-2004 [salmon_biodata_LTOP_CGOA]
Factors affecting the distribution of juvenile salmon in the Gulf of Alaska were examined to determine what biological and physical factors influence the distribution of juvenile salmon. CTD, ADCP ...


40. Faunal Turnover and Evolution in Response to Climate Change in Mollusks of the Eocene La Meseta Formation, Seymour Island, Antarctic Peninsula [La_Meseta_Mollusks]
This data set includes numerical collection abundance, morphometrics, and observations of naticid shell-drilling predation in mollusks recovered from the Eocene La Meseta Formation, ...


41. GLOBEC-Germany - Trophic interactions between Zooplankton and Fish under the influence of Physical Processes [GLOBEC_108_DE_001]
“Trophic Interactions between Zooplankton and Fish under the Influence of Physical Processes in the Baltic and North Sea (2002 – 2007)” The international Global Ocean Ecosystem Dynamics (GLOBEC) ...


42. Histological Assessment of ultraviolet B radiation effects on boreal toads, other amphibians, and selected fish species [LSC_ultravioletBtoads]
Populations of many amphibian species, in a variety of habitats, are in severe decline, while others show no apparent declines. Ultraviolet-B radiation (UVB) has been suggested as a contributing factor. ...


43. International Cooperative Program on Integrated Monitoring (ICP IM) of Air Pollution Effects on Ecosystem [ICPIM]
International Cooperative Programme on Integrated Monitoring (ICP IM) of Air Pollution Effects on Ecosystems (UNECE Convention on Long-range Transboundary Air Pollution) IM ...


44. Juvenile Blue Crab Mortality at the Smithsonian Environmental Research Center [siserc_crab001]
Tethering techniques are used to assess sources of and temporal variation in juvenile blue crab mortality as a function of water depth in the nearshore shallows of the Rhode River subestuary. Twenty-five ...


45. LIFECO: LInking hydrographic Frontal activity to ECOsystem dynamics in the North Sea and Skagerrak: Importance to Fish Stock recruitment [GLOBEC_071_LIFECO_001]   CHILD METADATA
LIFECO takes a holistic approach to the understanding of a key element of the North Sea ecosystem: resolving the importance of frontal regions, a key organising processing the marine environment, ...


46. LIFECO: Predatory interaction between fish species and top-down control of zooplankton relative to frontal processes [GLOBEC_093_LIFECO_007]   PARENT METADATA
This work package is part of the LIFECO programme: LInking hydrographic Frontal Activity to ECOsystem dynamics in the North Sea and Skagerrak - importance to fish stock recruitment. The unique physical ...


47. Lack of Reproduction in Muskoxen and Arctic Hares Caused by Early Winter [usgs_npwrc_muskoxen]
A lack of young muskoxen (Ovibos moschatus) and arctic hares (Lepus arcticus) in the Eureka area of Ellesmere Island, Northwest Territories (now Nunavut), Canada, was observed during summer ...


48. 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 ...


49. Leopard and Weddell seal program [ASAC_1144]
2000/2001 season 31 quad based surveys were conducted along the pack-ice edge to identify where leopard seals could be accessed. 31 one hour aerial surveys were also conducted to identify the position ...


50. Macquarie Island Elephant Seal Populations 1985 Onwards [AADC-00102]
This dataset contains the results from studies of the Elephant Seal (Miraunga leomima) at Macquarie Island. Results from branding surveys and photographs from 1985 onwards are reported. Numbers, life ...


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