Evolution and Hydrocarbon Potential of the Northern Antarctic Peninsula Continental Shelf

Author(s):  
John B. Anderson ◽  
Peter G. Pope ◽  
Mark A. Thomas
1996 ◽  
Vol 74 (8) ◽  
pp. 1485-1496 ◽  
Author(s):  
B. J. McConnell ◽  
M. A. Fedak

Twelve southern elephant seals (Mirounga leonina) were tracked for an average of 119 days as they left their breeding or moulting beaches on the island of South Georgia between 1990 and 1994. Females travelled either eastward up to 3000 km away to the open Southern Ocean or to the continental shelf on or near the Antarctic Peninsula. Males either stayed close to South Georgia or used South Georgia as a base for shorter trips. The females all left South Georgia in a directed manner at an average rate of 79.4 km/day over at least the first 15 days. Thereafter travel was interrupted by bouts of slower travel or stationary phases. The latter were localized at sites on the continental shelf or along its edge. Three seals that were tracked over more than one season repeated their outward direction of travel and used some of the same sites in subsequent years. The magnitude of the movements makes most of the Southern Ocean potentially available to elephant seals.


PLoS ONE ◽  
2020 ◽  
Vol 15 (10) ◽  
pp. e0239895 ◽  
Author(s):  
Alan M. Friedlander ◽  
Whitney Goodell ◽  
Pelayo Salinas-de-León ◽  
Enric Ballesteros ◽  
Eric Berkenpas ◽  
...  

2004 ◽  
Vol 51 (17-19) ◽  
pp. 1925-1946 ◽  
Author(s):  
John M. Klinck ◽  
Eileen E. Hofmann ◽  
Robert C. Beardsley ◽  
Baris Salihoglu ◽  
Susan Howard

2016 ◽  
Vol 19 (1) ◽  
pp. 180-189
Author(s):  
Huy Nhu Tran ◽  
Xuan Van Tran ◽  
San Thuong Ngo ◽  
Huong Thi Mai Tran

New exploration results proved the presence of Tertiary sedimentary basins with hydrocarbon potential in the boundaries of Vietnam continental shelf. These basins were perhaps formed in the Early Oligocene on the Mesozoic basement of continental crust and were filled with mainly deltaic clastic sediments. Since very early Miocene these basins have linked together and extended wider. Sediments of marine and prograding delta facies accumulated and widespreaded on the whole continental shelf. At the Middle Miocene to present-day the opening of the Bien Dong Sea (Vietnam East Sea), the regional tectonic subsidence and the eustatic fluctuation had created sedimentary formations of open and deep marine facies with turbidite shale, platform carbonate including reef build-up. Andesite and basalt extrusion occurred in form of dykes resulting from tectonic inversions in Late Oligocene, in the beginning of Middle Miocene, particularly in Late Miocene-Pliocene. These Tertiary sedimentary basins are expected to have hydrocarbon potential and need to be investigated and explored adequately. The main risk is the drilling technology, the exploitation in the deep sea and high investment cost. The recently exploration results in illustrated a better potential in Lower Oligocene reservoir in South East margin of Cuu Long basin and many new signs. These signs need to be highlight researched for predicting accumulation distribution in study area, in purpose of oil and gas exploration for next stages.


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