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Development of Miniature Full Flow and Model Pipeline Probes for Testing of Box Core Samples of Surficial Seabed Sediments
intact and remolded undrained shear strength t-bar and ball toroid and model pipeline testing
2014/10/31
The box corer is a relatively new tool used in the geotechnical community for collection of soft seabed sediments. Miniature full flow and model pipeline probes were developed as tools to characterize...
Microphytobenthic extracellular polymeric substances (EPS) in intertidal sediments fuel both generalist and specialist EPS-degrading bacteria
Microphytobenthic extracellular polymeric substances EPS in intertidal sediments fuel both generalis specialist EPS-degrading bacteria
2014/4/2
Microphytobenthic biofilms contain high concentrations of carbohydrate-rich extracellular polymeric substances (EPS) that are important in sediment carbon cycling. Field measurements at two locations ...
Use of Sediment Quality Guidelines and Related Tools for the Assessment of Contaminated Sediments
Sediment Quality Guidelines Related Tools Assessment Contaminated Sediments
2014/3/25
This publication summarizes the results of a Pellston Workshop sponsored by the Society of Environmental Toxicology and Chemistry (SETAC), held 17-22 August 2002 in Fairmont, Montana, USA. The full te...
ANALYSIS AND ASSESSMENT OF HEAVY METAL POLLUTION IN SEDIMENTS OF TIANJIN HARBOR AND DAGU DRAINAGE CANAL IN BOHAI BAY, CHINA
Heavy metals Surface sediments Core sediments Bohai Bay Potential ecological risk
2013/12/12
Concentrations of heavy metals, including Cd, Hg,Pb, Cu, and As, in surface sediments from Tianjin Harbor of Bohai Bay, as well as Dagu Drainage Canal, were determined. Pollution level and source of h...
Guidance on Passive Sampling Methods to Improve Management of Contaminated Sediments
Guidance Passive Sampling Methods Improve Management Contaminated Sediments
2014/3/25
Guidance on Passive Sampling Methods to Improve Management of Contaminated Sediments。
Coliform Bacteria: The Effect of Sediments on Decay Rates and on Required Detention Times in Stormwater BMPs
Fecal Indicator Bacteria Decay Rate Sediment Nutrients Organic Carbon Best Management Practices (BMPs)
2013/3/11
Fecal indicator bacteria, such as total coliforms and E. coli, are a challenge to control in urban and rural stormwater runoff. To assess the challenges of improving bacterial water quality standards ...
Preliminary Study by Environmental Indicator Measurements of Sediments in a Mangrove Forest in Ilha Grande Bay, Rio de Janeiro, Southeastern Brazil
Sediments Mutagenicity Goniopsis cruentata Genotoxicity Polycyclic Aromatic Hydrocarbons (PAHs) Metals
2013/3/11
Mangroves perform essential functions in biological cycles and are protected by law in Brazil. However, they are being degraded above their support limit, leading to a reduction in the areas around th...
Mercury and Methyl Mercury in Sediments of Northern Lakes-Egypt
Mercury Methyl mercury Northern Lakes Egypt
2013/3/11
Fifty-four sediment samples of the five Northern Egyptian lakes, (Mariout, Edku, El-Burullus, El-Manzallah, and El-Bardaweel) were analyzed to investigate the pollution status of mercury (Hg). The tot...
Polychlorinated Biphenyls and Chlorinated Pesticides in Sediments along the Semi-Closed Areas of Alexandria, Egypt
Surface Sediment Organochlorine Pollutants Alexandria Egypt GC-ECD GC-MS
2013/3/11
The residues of 19 EPA-organochlorine pollutants were analyzed in sediments collected from 49 different locations along the semi-closed areas of Alexandria, Egypt. The pollutants studied were 7 indivi...
Hexabromocyclododecanes in surface sediments and a sediment core from Rivers and Harbor in the northern Chinese city of Tianjin
Surface sediment Diastereomeric selectivity Enantiomeric selectivity Sediment core
2013/12/12
In the present study, hexabromocyclododecanes (HBCDs) were investigated in the sediment from HaiheRiver (HR), Dagu Dainage Canal (DDC) and Tianjin Harbor (TH) at Bohai Bay using a total of 51 samples ...
Turbidimetric Determination of Hydrocarbon Contamination in Passaic River Sediments and Refinery Polluted Soils
Hydrocarbon Contamination Turbidimetry Refinery Soils Passaic River Sediments
2013/3/12
A rapid method is described for the determination of petroleum hydrocarbons in soil samples. The method is based on the extraction of hydrocarbons by a solvent and the treatment of the solution with a...
Relationship Between Heavy Metal Concentrations in Bottom Sediments and the Clam, Galatea Paradoxa (Born 1778) from the Volta Estuary, Ghana
Heavy Metal Galatea paradoxa Sediments Volta Estuary
2013/3/12
This research was carried out at two locations, Ada and Aveglo at the Volta Estuary, Ghana to evaluate the importance of sediments as regulatory media in controlling the levels of four metals, Mangane...
PAHs in Sediments along the Semi-Closed Areas of Alexandria, Egypt
Surface Sediment PAHs Alexandria, Egypt GC-MS
2013/3/12
Sediment samples were collected from 49 sampling stations along the semi-closed areas of Alexandria coasts, Egypt. Total concentrations of 15 out of 16 EPA-PAHs in sediments were varied from 4.2 to 88...
Levels of Agricultural Pesticides in Sediments and Irrigation Water from Tono and Vea in the Upper East of Ghana
Pesticides Sediments Irrigation Dams Tono Vea
2013/3/12
Water and sediment samples were taken from selected irrigation dams located at Tono and Vea in the Upper East Region of Ghana and analyzed for organic pesticides using gas chromatography. Sixteen orga...
Assessment of Organochlorine Pesticide Residues in the Surface Sediments of River Yamuna in Delhi, India
Persistent Organic Pollutants (POPs) Organochlorine Pesticides (OCPs) Yamuna River Sediments
2013/3/12
The present study reports the concentration levels and distribution patterns of the organochlorine pesticide residues in the surface sediments of river Yamuna in the Indian capital state, Delhi. Analy...