Field Sampling for Stable Isotope Tissues
Stable Isotope Sourcing Using Sampling
... Abstract Stable isotope mixing models are used to estimate proportional contributions of sources to a mix- ture, such as in the analysis of animal diets, plant nutrient use, geochemistry, pollution, and ...
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Stable isotope enrichment in muscle, liver, and whole fish tissues of brown-marbled groupers (Epinephelus fuscoguttatus)
... the isotope compositions of the ...the isotope values of the liver tissue and whole fish tissues (Figure 1), which never attained asymptotic values for either δ 13 C or δ 15 ...reached isotope ...
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GEOTHERMAL FIELD STUDIES USING STABLE ISOTOPE HYDROLOGY: CASE STUDIES IN UGANDA AND ICELAND
... The first part of this report is a review of isotopic studies that have been carried out in the geothermal areas of Uganda for reservoir evaluation. Some new isotopic data from the Kibiro areas are also included. The ...
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Exploring water cycle dynamics by sampling multiple stable water isotope pools in a developed landscape in Germany
... 2013). Isotope profiles taken during or after snowmelt in a study by Sprenger et ...water isotope values in our study were relatively constant through time and ...
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Stable isotope labelling of Ceratitis capitata
... amount of label relative to the sugar source need to be determined. Therefore, this method provides a good potential tool for evaluating pests insects in their natural conditions, and may complement SIT and genetic ...
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Stable Isotope Studies of Fuel Oxygenate Biodegradation.
... 190 and 960 ppb, respectively. In 1997, EPA issued a drinking water advisory that recommended keeping MTBE contamination levels in the range of 20 to 40 ppb for consumer acceptability (176). The widespread nature of MTBE ...
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Stable isotope systematics of fluids and epidote in the Bacon Manito Geothermal Field, Philippines: Indicators of fluid origin and evolution
... the stable isotope systematics and the 19 hydrogeological model of the Bacon-Manito geothermal field (Bacman) in the Philippines, a 20 liquid-dominated, volcanic field-type geothermal system ...
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The influence of varying proportions of terrestrial and marine dietary protein on the stable carbon-isotope compositions of pig tissues from a controlled feeding experiment
... from mineralized tissues have also been applied (e.g. Jaouen et al., 2013; Knudson et al., 2010; Reynard et al., 2007). Meta-analyses of published isotopic data- sets, incorporating isotopic data from ...
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Stable Isotope Techniques to Address Coastal Marine Pollution
... water. Sampling for δ 34 S was performed only in April ...of sampling site is increased from Layari River entry point with ...other sampling sites, δ 34 S values of seawater are close to the normal ...
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My Stable Isotope Journey in Biogeochemistry, Geoecology, and Astrobiology
... coordinated sampling plan on the terraces adjacent to the springs hoping that they would present a greater life detection ...using field-based PCR and an ATP-based bioluminescence and LAL instrument ...
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Environmental forensics: an innovative technique using bone to identify mercury and stable isotope levels in internal tissues of wildlife in a changing western Alaska environment
... and stable isotope analysis (S13C and S15N) o f bone, hair, muscle, liver, kidney cortex and kidney ...soft tissues; that is to say, their usefulness as indicators o f contaminants in the wildlife o ...
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Stable carbon isotope biogeochemistry of lakes along a trophic gradient
... Acknowledgements. We gratefully acknowledge Kelly Poole, Amber Erickson, Dan Kendall and Josh McGinnis from the limnological laboratory, Iowa State University, for their assistance during sampling preparation, ...
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A multi stable isotope framework to understand eutrophication in aquatic ecosystems
... Fig ure 1. Lo cat ion o f the B eult ca tchm ent in Eng land, U K (a ) an d sc hem ati c m ap of sam ple loca tions along a section of the river (b). Fig ure 2. Sc hem at ic o f the m odified M cLaug hli n e t a l. (2004 ...
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Stable isotope evidence for crustal recycling as recorded by superdeep diamonds
... 2011) mean that other fits to the data are possible. The scatter of the data is attributed to a combination of variations in δ 13 C melt and δ 18 O melt arising from heterogeneity in the slab and “effective reaction ...
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Changes in stable isotope compositions during fasting in phocid seals
... Conclusion Many marine mammals, such as phocids, experience seasonal cycles in food intake and energy demands that may impact the physiological processes governing isotopic fractionation during metabolism and tissue ...
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Stable Isotope Ecology and Human-Animal Interactions in Northern Peru
... vii that were analyzed as part of this dissertation. Many other people assisted with specific aspects of the different projects described in this thesis. Victor Vasquez Sanchez and Estuardo La Torre conducted the ...
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Targeted metagenomics of active microbial populations with stable-isotope probing
... Physical separation of labeled DNA, in contrast to enrichment culture, may be particularly valuable with environmental samples possessing high diversity yet with unknown culturability of 140 its constituent members. For ...
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Stable isotope evidence for the saprotropic status of the truffle Schenella pityophilus
... peridial tissues were combusted in a varioPYRO cube (Elementar, Hanau, ...Germany). Stable isotope ratios and percent N and C were determined on the IsoPrime100 stable isotope ratio ...
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USING STABLE ISOTOPE HYDROLOGY TO PARTITION EVAPOTRANSPIRATION IN THE SAGEBRUSH STEPPE
... 2 sampling areas were randomly spaced within the 250 m 2 study ...random sampling locations, divided in half for the beginning and end of the 72-hours ...September, sampling event a new microsite ...
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Changes in stable isotope compositions during fasting in phocid seals
... to stable isotope analysis, blood cell and serum samples were freeze ‐dried, and ground with a mortar and pestle into ...inert tissues constructed of keratin such as hair do not require lipid ...
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