Responses of metabolic pathways to polycyclic aromatic compounds in flounder following oil spill in the Baltic Sea near the Estonian coast

2010 ◽  
Vol 99 (4) ◽  
pp. 473-478 ◽  
Author(s):  
Randel Kreitsberg ◽  
Irina Zemit ◽  
Rene Freiberg ◽  
Meelis Tambets ◽  
Arvo Tuvikene
1991 ◽  
Vol 1991 (1) ◽  
pp. 81-86
Author(s):  
Klavs Bender ◽  
Preben Østfeldt ◽  
Hanne Bach

ABSTRACT In 1986 an oil and gas concession in the Baltic Sea was granted by the Danish Ministry of Energy to a group of oil companies, with Norsk Hydro as operator. A paper describing the goals achieved midway through the program was presented at the 1989 Oil Spill Conference in San Antonio, Texas. This paper presents the final results of the program. The chemical baseline study has shown that the only parameter that exhibits a marked variation is the total hydrocarbon content, where values are seven to eight times higher in the 1989 samples than in the 1987 and 1988 samples. It is suspected that the reason is seasonal variation, since the 1989 samples were collected in June, while the 1987 and 1988 samples were collected in September. Even though the total hydrocarbon content varies significantly between some of the sample suites, only biomarkers related to recent organic material or immature petroleum source rocks are present in the samples. Petrogenic hydrocarbons related to spilled crude oil or exploration activities were not found in the area. The spreading and weathering calculations revealed the zones along the coast where an oil spill was most likely to occur. The transport time for an oil spill to reach the coast was also calculated by the model. In combination with mapping of sensitive resources, the results from the model test runs were used in risk assessments. The information gained in this study was used in the oil spill contingency plan.


Baltica ◽  
2014 ◽  
Vol 27 (special) ◽  
pp. 15-22 ◽  
Author(s):  
Alexander Kileso ◽  
Boris Chubarenko ◽  
Petras Zemlys ◽  
Igor Kuzmenko

The state-of-art in oil spill modelling methods is summarized, focusing on development since 2000. Some recommendations for possible application of these methods to the south–eastern part of the Baltic Sea are prepared. Particular attention is paid on the methods of parameterization of volume of oil spill and calculation of advection of the oil spills. Consideration is also given to methods used in oil weathering models.


1989 ◽  
Vol 1989 (1) ◽  
pp. 225-230
Author(s):  
Klavs Bender ◽  
Preben Østfeldt ◽  
Poul Kronborg

ABSTRACT In 1986 an oil and gas concession in the Baltic Sea was granted by the Danish Ministry of Energy to a group of oil companies with Norsk Hydro as operator. In this connection, the company initiated a three-year research project in the area, covering the following subjects:The use and development of analytical methods for biomarkers, prior to any oil spill, to identify oil in marine sedimentsBaseline evaluation at 10 sediment stations within the concession area of certain defined heavy metals and hydrocarbonsSimulation of drift, spreading, and fate of oil slicks using advanced computer models calibrated for the Baltic Sea areaCoastal vulnerability mapping of resources and development of a computerized data base system for this information. This paper is a status report on the research, describing the goals achieved midway through the program.


1985 ◽  
Vol 1985 (1) ◽  
pp. 99-104
Author(s):  
Caroline L. F. Webb

ABSTRACT The Schwedeneck-See oilfield is the first offshore exploration and production operation to be developed in German waters. Due to the close proximity to the shore of the two fixed and unmanned production platforms, there is a strong emphasis on protective and preventive measures against pollution damage to the heavily used beaches and nearshore waters. This paper reviews the important features of a sensitivity study and shoreline mapping project conducted as part of the contingency arrangements for coastal protection along 62 km of the Baltic Sea. “Sensitive areas” were identified according to coastal use, and areas of risk highlighted on the basis of oil spill trajectories. The main shore types were classified on a scale from 1 to 10 in terms of potential vulnerability to oil spill damage and anticipated difficulties for access and cleanup operations.


2017 ◽  
Vol 2017 (1) ◽  
pp. 21-36
Author(s):  
Jonas Pålsson ◽  
Lawrence Hildebrand ◽  
Olof Lindén

ABSTRACT 2017-253 Few standardised frameworks are designed to assess the full range of oil spill preparedness activities, from plan development, implementation, equipment, training, exercises, and response sustainability. This paper analyses the international practice of oil spill preparedness measures and compares them to Swedish practice. Friedman’s test and Dunn’s post-test have been used to compare the RETOS™ evaluation scores of Finland, Russia, Latvia, Lithuania, Poland, Germany, Denmark, and Norway to Sweden. The United States is examined as an external reference. The RETOS™ programme is an Excel tool developed for the International Oil Spill Conference 2008. It is a guide for industry and governments to assess their level of oil spill response, planning, and preparedness management in relation to established criteria, and is intended for international best management practices. Swedish oil spill preparedness is shown to be comparable to the Baltic Sea regional practice. The Swedish RETOS™ evaluation score is 69%, compared to the average 73.1% of the examined countries. A statistical difference exists between Sweden and both Norway and the United States. Swedish oil spill preparedness is comparable to the Baltic Sea Region countries despite: not having a National Contingency Plan, not using the Tiered Preparedness and Response concept, nor having adopted an Incident Management System. This suggests that these concepts are not essential for a functioning preparedness regime, although Sweden instead has a system serving the same function. However, it also questions what effect implementing these concepts would have on Swedish preparedness.


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