5533 to 5544 of 13722 results
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Antarctic cephalopods: a living marine resource?
Read more of: Antarctic cephalopods: a living marine resource?In the Antarctic there are large unexploited stocks of cephalopods with high potential commercial value and there are two important fisheries for squid in the cool temperate waters of the […]
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Geomagnetic storms in the Antarctic F-region. II. Physical interpretation
Read more of: Geomagnetic storms in the Antarctic F-region. II. Physical interpretationThe physical explanation of the changes of the maximum electron concentration of the F2 layer, NmF2. as a result of geomagnetic disturbances has proved elusive even after several decades of […]
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Antarctic studies of the coupled ionosphere-magnetosphere system
Read more of: Antarctic studies of the coupled ionosphere-magnetosphere systemThe southern polar region offers many significant advantages over its northern counterpart for studies of the interactions of the solar wind, magnetosphere, ionosphere and thermosphere. These mainly arise from the […]
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Chick feeding in the diving petrels Pelecanoides georgicus and P. urinatrix exsul
Read more of: Chick feeding in the diving petrels Pelecanoides georgicus and P. urinatrix exsulChick feeding in common diving petrels (Pelecanoides urinatrix exsul) and South Georgia diving petrels (P. georgicus) was studied on Bird Island, South Georgia. Complete chick meals removed from the proventriculus […]
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Cretaceous angiosperms from an allegedly Triassic flora at Williams Point, Livingston Island, South Shetland Islands
Read more of: Cretaceous angiosperms from an allegedly Triassic flora at Williams Point, Livingston Island, South Shetland IslandsA terrestrial sequence on Livingston Island, South Shetland Islands, known as the Williams Point Beds contains a well-preserved, diverse fossil flora previously assigned a Triassic age. Because of their supposed […]
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First Aspidorhynchidae (Pisces: Teleostei) from Antarctica
Read more of: First Aspidorhynchidae (Pisces: Teleostei) from AntarcticaA new fossil teleost, belonging to the family Aspidorhynchidae Nicholson & Lydekker, Aspidorhynchus antarcticus sp. nov., was obtained from a block of reworked Upper Jurassic tuffaceous mudstone in the lower […]
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Coscinodiscus bouvet Karsten – a distinctive diatom which may be an indicator of changes in the Southern Ocean
Read more of: Coscinodiscus bouvet Karsten – a distinctive diatom which may be an indicator of changes in the Southern OceanThe centric diatom Coscinodiscus bouvet Karsten is a distinctive Antaretic endemic species whose distribution can be assessed reliably from a large body of literature. It appears to be typically neritic, […]