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2 edition of Measurement and analysis of temporal variations of salinity in shallow water found in the catalog.

Measurement and analysis of temporal variations of salinity in shallow water

Leonard K. Kane

Measurement and analysis of temporal variations of salinity in shallow water

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  • 3 Currently reading

Published .
Written in English

  • Chemical oceanography -- Pacific Ocean.

  • Edition Notes

    Statementby Leonard K. Kane II.
    The Physical Object
    Pagination83 leaves :
    Number of Pages83
    ID Numbers
    Open LibraryOL17917435M

    Salinity is the total concentration of the ions present in lake water and is usually computed from the sodium, potassium, magnesium, calcium, carbonate, silicate, and halide concentrations. Several important bodies of inland waters, often called inland seas, have very high salinities. Great Salt Lake, in Tigris-Euphrates agricultural region.   Prena, J. Temporal irregularity in the macrobenthic community and deep water advection in Wismar Bay (Western Baltic Sea). Est. Coast. Shelf Sci. Rice, J.C. Repeated cluster analysis of stomach contents data: Method and application to diet of Cod in NAFO Division 3L. Environ. Biol. Fishes Richards, L.J. Using a Hydrometer to Determine Density and Salinity. Both temperature and salinity affect density. The more dissolved salts there are in a body of water, the greater the density of the water. If the density and temperature of a water sample are known, salinity can be determined from a graph (Fig. ). Most of these shallow lakes are mostly saline, but they differ in the level of salinity and the chemical composition of the water (Romano et al., ). They also show sea-sonal and annual variations in water salinity due to water level fluctuations associated with annual rainfall (Romano et al., ). Moreover, certain years report a so severe.

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Measurement and analysis of temporal variations of salinity in shallow water by Leonard K. Kane Download PDF EPUB FB2

Title. Measurement and analysis of temporal variations of salinity in shallow water. Kane, Leonard K. Type. Book Material. Measurement and analysis of temporal variations of salinity in shallow water. By Leonard K II Kane.

Download PDF (3 MB) Abstract. Approved for public release; distribution is unlimitedA four electrode conductivity instrument was developed to determine variations of conductivity in an ocean environment at a fixed point.

Author: Leonard K Kane. Measurement and analysis of temporal variations of salinity in shallow water / by Leonard K. Kane II. By Leonard K Kane. Abstract. 83 leaves Topics: Salinity--California--Mission Bay--Measurement, Salinity--California--Mission Bay, Chemical oceanography Author: Leonard K Kane.

Journal of Hydrology, () 75 Elsevier Science Publishers B.V., Amsterdam [2] Temporal variations in the salinity of shallow groundwater from the periphery of some North Dakota wetlands (USA) J.L. Arndt and J.L. Richardson Deparmwnt af Soil Science, North Da):ota State University, P,O.

Boxby: Temporal variation of salinity in marine water using statistical approaches Article in International Journal of Advanced Trends in Computer Science and Engineering 8() December The effects of regional water management practices (WMPs) on the soil salinity of a representative rice field under Mediterranean conditions (Thessaloniki plain, Greece) were investigated.

The temporal variation of soil salinity parameters in the soil solution and in the exchangeable phase was monitored at and below the root zone (15–20 and 35–40 cm) during Cited by: 8. The temporal variation of soil salinity parameters in the soil solution and in the exchangeable phase was monitored at and below the root zone (15–20.

The temporal and spatial variations in groundwater salinity in Mazandaran Plain, Iran, during a long-term period of 26 years M. Amiri-Bourkhani1, Mohammadreza R. Khaledian1, A.

Ashrafzadeh1 and A. Shahnazari2 1 Department of Water Engineering, Faculty of Agricultural Sciences, University of Guilan, Rasht, IranCited by: 1. B = salt water; points represent salt, arrows represent the directions of salt movement. linear flow in a piezometer under normal conditions is questionable.

Objective of the Study. This paper presents field measurements of watertable elevation and salinity made with two different methods in shallow wells within a coastal phreatic aquifer. Assessment of temporal variation in coastal water characteristics through multivariate statistics- A case study at southwestern Bay of Bengal, India A.K.

Mohanty*, Gouri Sahu, S.N. Bramha, M.K. Samantara & K.K. Satpathy Environmental and Safety Division, RSEG, Indira Gandhi Center for Atomic Research, KalpakkamIndiaCited by: 3. Temporal variations of the cross-sectional average sound speed, water temperature and salinity The cross-sectional average sound–speed measured by the FAT system and the depth-averaged water temperature by the conductivity–temperature (C – T) sensors are presented with the time plots in Fig.

Cited by:   Overall, the temporal variation in sediment pore water nutrient concentrations was fivefold greater at site I compared to site II and 5–20 times greater than site III (Table 2). The pore water concentration of NH 4 + in the surface layer of the sediment (0–1 cm) ranged between –82 μmol L −1 at site I, –19 μmol L −1 at site Author: Mari Joensuu, Conrad A.

Pilditch, Alf Norkko, Alf Norkko. Refractometers estimate salinity by measuring the degree to which a water sample refracts light in comparison to a pure water sample. After a few drops of water are placed on the daylight plate, the salinity value can be read through the scope.

Although the refractometer method is commonly used to measure water salinity, the authors of the book. Temperature, light and salinity measurements performed a small change during the day, in relation to depth.

The data that were collected and processed imply that the main factor that influences the temporal variation in water column structure is the tidal cycle of.

Physico-chemical water parameters such as water temperature, pH, conductivity, salinity and dissolved oxygen were measured in situ using a portable water quality checker (Horiba U, Japan).

Water transparency was measured using a white Secchi disc of 20 cm by: 1. Ulansuhai, the largest shallow lake of the Yellow River of China, is an important component of the Hetao region irrigation system. Many concerns have concentrated on its water quality, which affects the local water security and sustainable economic development.

In this study, the water pollution index (WPI), an effective water quality evaluation method, was used to compare the Author: Qi Zhang, Ruihong Yu, Ye Jin, Zhuangzhuang Zhang, Xinyu Liu, Hao Xue, Yanling Hao, Lixin Wang.


et al. () An Analysis on the Inter-annual Spatial and Temporal Variation of the Water Table Depth and Salinity in Hetao Irrigation District, Inner Mongolia, China.

In: Li D., Liu Y., Chen Y. (eds) Computer and Computing Technologies in Agriculture IV. CCTA IFIP Advances in Information and Communication Technology, vol Cited by: 2. characterize the ranges and temporal variation of hydrologi-cal and water quality variables [e.g., Muñoz‐Carpena et al., ] and support the development of initial relationships between measured variables [e.g., Kaplan et al., ].

However, investigating relationships between multivariate time series to improve understanding of system Cited by: Abstract.

Time domain reflectometry (TDR) can be used to study temporal variations in volumetric soil water content (θ) and bulk soil electrical conductivity (σ a).The variations in σ a are associated with changes in θ and the soil water composition.

Laboratory and field experiments were conducted to verify if TDR can be used to monitor the temporal variation in the soil water. In this section the segmented harmonic analysis (SHA) algorithm, a method to find evidence of temporal variations in harmonic parameters, is presented as the comparison of EHA.

This method is similar to the short-term harmonic analysis (Jay and Flinchem ).Cited by: 5. Salinity (spatial-temporal variation) The salinities that were observed over all times and locations in the estuary ranged between psu and psu. The salinity varied between those two limits, depending on the stage of the tide and the location within the by: 7.

average speed of sound through the water column. As the variation of salinity is not significant in different level of the water column except at the estuary, if we consider salinity (35ppt) to be a constant for any particular water column. The acoustic speed profile can be seen as in Fig.

Measurements and analysis of water current, temperature, salinity, and density. In: Hydrology and Geology in Estuaries (ed. Dozer, K. R.). Cambridge University Press, Coull, B. Shallow water marine biological research. In: Advanced Concepts in Ocean Measurements for Marine Biology.

Reis, R. & J. Dean (). Temporal. LI ET AL E-P FROM SALINITY TENDENCIES 1. Ir~trodaaction The science goals of the joint United States-Argentina sea-surface salinity (SSS) observ- 21 ing mission, Aquarius/SAC-D, are to understand the role of salinity variations in climatic 22 processes, and to understand how salinity variations influence the ocean's general circula- 23 tion (Lagerloef et al.

Salinity stratification controlled productivity variation over ky in the Bay of Bengal. temporal variations in CaCO 3 MAR primarily cap and stabilization of water column (shallow Cited by: 2.

The average salinity of seawater is S = 35 which means that SW is % salt and % H2O by weight. Why is salinity important. Salinity, along with temperature, determines the density of seawater, and hence its vertical flow patterns in thermohaline circulation.

Salinity records the physical processes affecting a water mass when it was File Size: 1MB. There should be 1 or more numbered scales visible. The salinity scale is likely labeled 0/00 meaning "parts per thousand", and ranges from 0 at the bottom of the scale, to at least 50 at the top.

Look for the salinity measurement at the line where the white and blue areas meet. Wipe the prism with a soft, damp cloth%(21). and analysis) to assess spatial and/or temporal variations in water quality. The quality of the aquatic environment is a broader issue which can be described in terms of: • water quality, • the composition and state of the biological life present in the water body, • the nature of the particulate matter present, and.

During the last magmatic eruption period of Aso volcano (November to May ), a controlled-source electromagnetic volcano monitoring experiment (ACTIVE) was conducted.

Here, we interpret the temporal variations in the electromagnetic responses. The ACTIVE system installed at the first Nakadake crater, the only active crater of Aso, consisted Cited by: 4. Changes in salinity and tide. Mann-Kendall test of the highest 5% (P95) salinity measurements during the dry season shows an average PSU yr −1 temporal increase over the last two decades at Cited by: 1.

Salinity has always been a challenging but critically important measurement for oceanographers. The small changes in salinity that we sea in the ocean are important in determining the density of seawater and density differences are partly responsible for ocean circulation (direct forcing by the wind being another big factor).

Temporal variation and stoichiometric ratios of organic matter graphic (temperature and salinity), and water chemistry data, including dissolved oxygen (O 2), The shallow-water boundary (20 m) was selected to limit the freshwater influence in Cited by: 9.

By contrast to the spatial distribution, the temporal variation (at PW1) seemed to be affected the most by the relative humidity that caused wild temporal variation in pore-water salinity. In inland environments, evaporation would increase the pore water concentration more or less uniformly across vast distan Cited by: Jamshidi, al.

/ Temperature, Salinity and Density Measurements in the Coastal Waters of the Rudsaƒ 30 the water below the thermocline never circulates to the surface. Time series of daily air and surface water temperature of in a coastal station in western part of the southern coasts of the CS are given in Figure Size: 1MB.

Water’s salinity plays an important role in the environment. It can be determined by measuring conductivity, temperature, and depth (CTD). The corresponding sensor systems are commonly large and cumbersome.

Here, a × mm chip, containing microstructured CTD sensor elements, has been developed. On this, mm 2 gold finger electrodes are used to measure Cited by: 4.

This is directly related to density, which is a measurement of the mass per volume of an object. Density determines whether an object will float or sink. But how are salinity and density related. In this activity, you will investigate the effects of salinity on density by observing whether an object sinks or floats in water of varying Size: 6KB.

Salinity is the measure of dissolved salt content in water. Salinity is typically measured in parts per thousand (ppt) or specific gravity (sg). The more salt in your water, the higher your readings will be.

Saltwater aquarium salinity is usually kept between sg. salinity has remained constant over time because the rate at which an element leaves the ocean equals the rate at which an element enters the ocean Using the processes that affect seawater salinity, explain why there is such a large range of salinity variation at the surface, but such a narrow range of salinity at depth.

the salinity analysis, all aspects of NEPA evaluation are presented together in this chapter in the follow-ing sections: Issues Background Salt and Water Management Planning Process Alternatives Analysis Implementation of the Proposed Action This chapter begins with a summary of the issues.

The electrical conductivity or EC of a soil or water sample is influenced by the concentration and composition of dissolved salts. Salts increase the ability of a solution to conduct an electrical current, so a high EC value indicates a high salinity level.

Electrical conductivity (EC) is also a term used to describe a measurement unit of salinity.The objective of this study was to determine the origin of the salinity for the central chloride body. Two sources of data were obtained from wells in the area: (1) spontaneous potential (SP) and resistivity logs from oil and gas and water wells (2) water quality data from United States Geological Survey (USGS) monitoring : Alexandria M.

Suding, Carol M. Wicks.Guidelines, special considerations, protocols, and strengths and limitations are presented for characterizing spatial and temporal variation in soil salinity using EC a-directed soil sampling. Original data is presented showing the critical importance of conducting EC a surveys at or near field capacity (≥70% of field capacity).Cited by: