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An investigation into the forces required to tow cables and sledges over Antarctic snow
1 January, 1989 by Andy Smith, Ed King
The results of trials to investigate the forces required to tow cables and small sledges on Antarctic snow are discussed. Once moving, cables which were straight and towed at a…Read more on An investigation into the forces required to tow cables and sledges over Antarctic snow
Cloud track winds in the polar regions from sequences of AVHRR images
1 January, 1989 by John Turner
A new method is described for obtaining information on the high latitude upper level wind field through the production of cloud motion vectors from sequences of images from polar orbiting…Read more on Cloud track winds in the polar regions from sequences of AVHRR images
Basin-scale ice motion and deformation in the Weddell Sea during winter
1 January, 1989
Ice motion in the Weddell Sea is examined for the period 19 August (Day 232) to 12 October (Day 286) 1986 using the tracks of four Argos buoys deployed during…Read more on Basin-scale ice motion and deformation in the Weddell Sea during winter
The distribution of zooplankton in an Antarctic fjord at South Georgia during summer and winter
1 January, 1989 by Peter Ward
Zooplankton was sampled intensively with an RMT 1+8M system in the fjord of Cumberland East Bay, South Georgia during late winter 1983 and summer 1987. In summer, biomass was highest…AVHRR channel-3 noise and methods for its removal
1 January, 1989
Data from the 37 μm channel of the Advanced Very High Resolution Radiometer (AVHRR) are contaminated by interference which appears in the images as a herring-bone pattern. This interference has…Read more on AVHRR channel-3 noise and methods for its removal
Stratigraphy of the upper Jurassic-lower cretaceous Nordenskjöld Formation of eastern Graham Land, Antarctica
1 January, 1989
The Nordenskjöld Formation is a sequence of thinly interbedded ash beds and black, radiolarian-rich mudstones which is exposed on the eastern coast of the Antarctic Peninsula. As a result of…The UK contribution to observations of Comet Halley
1 January, 1989 by Jonathan Shanklin
The work of organizations in the UK to observe Comet Halley is reviewed. The activities of the Comet Halley UK Coordinating Committee are discussed. Results from space probes are summarized,…Read more on The UK contribution to observations of Comet Halley
Geomagnetic modification of the mid-latitude ionosphere: Toward a strategy for the improved forecasting of ƒ0F2
1 January, 1989
The reduction of maximum usable frequency (MUF) during a geomagnetic storm represents a serious hindrance to the efficient operation of HF transmission links. This paper outlines a new approach to…Specialisations of swimming muscles in the pelagic antarctic fish Pleuragramma antarcticum
1 December, 1988
The distribution and ultrastructure of muscle-fibre types has been investigated in adult and juvenile specimens of the pelagic high-antarctic silverfish Pleuragramma antarcticum Boulenger, 1902 collected from the South Shetland Islands…Interpretation of aeromagnetic data from the Ellsworth Mountains-Thiel Mountains ridge, West Antarctica
1 November, 1988
Over 12000 km of new aeromagnetic data, gathered during periods free from auroral disturbances, are presented for an area of 290 000 km2 in West Antarctica, including the majority of…The polarization of escaping terrestrial continuum radiation
1 November, 1988
Plasma wave measurements from the DE 1 (Dynamics Explorer 1) spacecraft are used to determine the polarization of an escaping terrestrial continuum radiation event that occurred on March 2, 1982.…Read more on The polarization of escaping terrestrial continuum radiation
Syn-depositional deformation in a Cretaceous succession, James Ross Island, Antarctica. Evidence from vitrinite reflectivity
1 November, 1988
A detailed vitrinite reflectivity study has been made through the Cretaceous sedimentary rocks of northwest James Ross Island, Antarctica. The results show that a progressive increase in reflectivity does not…Fish prey of the Wandering Albatross Diomedea exulans at South Georgia
1 October, 1988
The fish diet (45% of total diet by weight) of Wandering Albatrosses rearing chicks at South Georgia during the austral winters of 1983 and 1984 was investigated using otoliths retrieved…Read more on Fish prey of the Wandering Albatross Diomedea exulans at South Georgia
Arthropod predation in an Antarctic terrestrial community
1 October, 1988 by William Block
(1) Field predation by the mite Gamasellus racovitzai (GA) on three other species of micro-arthropods was determined using polyacrylamide gel electrophoresis (PAGE). Attack rates were derived and prey selection examined…Read more on Arthropod predation in an Antarctic terrestrial community
Remote health care for Antarctica: the BAS medical unit
1 October, 1988
An occupational health unit has been established by British Antarctic Survey (BAS) which utilises the philosophy and principles employed to provide health care for offshore workers on the UK continental…Read more on Remote health care for Antarctica: the BAS medical unit
The distribution of the Euchaetidae (Copepoda: Calanoida) around South Georgia
1 October, 1988 by Andrew Wood, Peter Ward
Fourteen species of the genus Euchaeta (Copepoda: Calanoida) were encountered during two cruises undertaken around South Georgia during November–December 1981 (Summer) and July–August 1983 (Winter). All 14 species were present…Read more on The distribution of the Euchaetidae (Copepoda: Calanoida) around South Georgia
Weddell sea palaeoceanography: Preliminary results of ODP Leg 113
1 September, 1988
ODP Leg 113 drilled 22 holes at 9 sites in the Weddell Sea, to investigate the Cenozoic development of the modern cold, circum-Antarctic water mass structure and the continental glaciation.…Read more on Weddell sea palaeoceanography: Preliminary results of ODP Leg 113
Lithostratigraphy of Upper Jurassic-Lower Cretaceous strata of eastern Alexander Island, Antarctica
1 September, 1988 by Alistair Crame
As a result of recent field work, the 4000m thick Kimmeridgian-Albian Fossil Bluff Formation of eastern Alexander Island is elevated to Group status (Fossil Bluff Group). Four formations are recognised…Food and feeding ecology of Wilson’s storm petrel Oceanites oceanicusat South Georgia
1 September, 1988
At South Georgia, the diet of Wilson's storm petrel was studied using the regurgitates of adults arriving to feed chicks. Feeding frequency and meal size were estimated by weighing chicks…Read more on Food and feeding ecology of Wilson’s storm petrel Oceanites oceanicusat South Georgia
Classification and ordination of cryptogamic communities in Wilkes Land, Continental Antarctica
1 September, 1988
The entirely cryptogamic vegetation of Bailey and Clark Peninsulas, Windmill Islands, Budd Coast, Wilkes Land, Antarctica, is described for the first time. The vegetation of this area is exceptionally well…Comparative morphology of the vertical ozone profile in the Antarctic spring
1 August, 1988
The form and development of the vertical distribution of ozone are examined during the Antarctic winter and spring by comparing profiles selected from a series of balloon‐borne ozonesonde ascents which…Read more on Comparative morphology of the vertical ozone profile in the Antarctic spring
A summer-winter comparison of zooplankton in the oceanic area Around South Georgia
1 July, 1988
Zooplankton was sampled with RMT (1+8) gear on a synoptic grid of stations centred on South Georgia during the austral summer (November/December 1981) and winter (July/August 1983). This initial paper…Read more on A summer-winter comparison of zooplankton in the oceanic area Around South Georgia
Laboratory and field estimates of the rate of faecal pellet production by Antarctic krill, Euphausia superba
1 July, 1988 by Andrew Clarke
The time course of faecal pellet production (egestion) was monitored in January 1985 for a population of Antarctic krill, Euphausia superba Dana, maintained in flowing seawater aquaria at Palmer Station,…Confusion of place names; an example from Antarctica
1 July, 1988
Place names in the Hughes Bay area, Danco Coast, Antarctica well illustrate naming problems that give rise to confusion or ambiguity. This note shows the origins of conflicting place names,…Read more on Confusion of place names; an example from Antarctica
The seasonal dynamics of Spirogyra in a shallow, maritime Antarctic lake
1 July, 1988
The filamentous chlorophyte Spirogyra forms a mat covering extensive areas of Spirogyra Lake, a small, shallow, Antarctic lake. It has an annual growth pattern, with a maximum standing crop of…Read more on The seasonal dynamics of Spirogyra in a shallow, maritime Antarctic lake
Digital ionosonde observations of Pc3–4 pulsations across the plasmapause
1 July, 1988
Pc3–4 magnetic pulsations have been observed at Halley, Antarctica (L = 4.2), simultaneously with oscillations in the phase of F-region echoes received using a digital ionosonde. One event, lasting more…Read more on Digital ionosonde observations of Pc3–4 pulsations across the plasmapause
Studies of internal gravity waves at Halley Base, Antarctica, using wind observations
1 July, 1988
At Halley Base, which is situated on the Brunt Ice Shelf in Antarctica, internal gravity waves are frequently observed in the stably stratified atmospheric boundary layer. In this paper, time…Read more on Studies of internal gravity waves at Halley Base, Antarctica, using wind observations
Ray tracing of electrostatic waves in a hot plasma and its application to the generation of terrestrial myriametric radiation
1 June, 1988 by Richard Horne
The first results from the program HOTRAY for ray tracing electrostatic and electromagnetic waves in a hot plasma are presented. The calculations are applied to the linear mode‐conversion window theory…Weddell Sea abyssal sediments a record of Antarctic Bottom Water Flow
1 June, 1988
Deep circulation in the Weddell Sea is a clockwise gyre, with bottom water formed by mixing along the southern and western margins. Most Antarctic Bottom Water originates here, leaving the…Read more on Weddell Sea abyssal sediments a record of Antarctic Bottom Water Flow
The effects of magnetic storm phases onFlayer irregularities below the auroral oval
1 May, 1988
Through the study of two periods in September and October 1981 it was possible to observe F layer irregularity development and intensity primarily over subauroral latitudes in the area of…Read more on The effects of magnetic storm phases onFlayer irregularities below the auroral oval
Intraspecific allometry of neonatal size in the Antarctic fur sea (Arctocephalus galapagoensis)
1 May, 1988
Intraspecific allometry of pup mass as a function of maternal mass was analysed in Antarctic fur seals (Arctocephalus gazella), a highly dimorphic species. The allometric exponent was 0.6, much lower…Oceanic regimes at the ice fronts of George VI Sound, Antarctic Peninsula
1 April, 1988
The basal melting of George VI Ice Shelf into the unusually warm underlying water represents a major oceanographic feature in the waters off the west coast of the Antarctic Peninsula.…Read more on Oceanic regimes at the ice fronts of George VI Sound, Antarctic Peninsula
The generation and propagation of atmospheric gravity waves observed during the Worldwide Atmospheric Gravity-wave Study (WAGS)
1 April, 1988
During the Worldwide Atmospheric Gravity-wave Study (WAGS) in October 1985, the EISCAT incoherent scatter radar was used to observe the generation of atmospheric gravity waves in the auroral zone in…Comparisons of EISCAT and dynasonde ionospheric measurements: simple to moderately structured plasma densities
1 April, 1988
Plasma densities obtained from EISCAT's UHF incoherent scatter system are compared with profiles inverted from the digital ionograms of a co-located dynasonde. Excellent agreement is found for the bottomside ionosphere…Use of cloacal sexing techniques in mark-recapture estimates of breeding population size in Wilson’s stormpetrel Oceanites oceanicus at South Georgia
1 March, 1988
Many stormpetrel species breed in habitats where their populations cannot be estimated by direct counts of burrows or birds; mark-recapture experiments have been confounded by the presence of many wandering…Observations on microbial activity in a seasonally anoxic, nutrient-enriched maritime Antarctic lake
1 March, 1988
Amos Lake is a shallow, permanently cold, maritime Antarctic lake which is almost totally anoxic for much of the 9 month period of winter ice cover each year. The lake…Population size and status of the southern elephant seal (Mirounga leonina) at South Georgia, 1951?1985
1 March, 1988
The elephant seal population of South Georgia was surveyed comprehensively during the 1985 breeding season. 87711 females and 10260 adult males were counted. The counts were corrected using a model…Cold tolerance of microarthropods
1 February, 1988 by William Block
1. Microarthropods (Acari and Collembola) are dominant components of the terrestrial fauna in the Antarctic. Their cold tolerance, which forms the mainspring of their adaptational strategy, is reviewed against a…The Siple VLF transmitter as a multi-frequency probe of the Earth-ionosphere waveguide
1 February, 1988
1983 receptions of subionospheric signals radiated from Siple, Antarctica (L = 4.3) to neighboring stations Palmer (L = 2.3), Halley (L = 4.3), and South Pole (Λ = 74°), each…Read more on The Siple VLF transmitter as a multi-frequency probe of the Earth-ionosphere waveguide
A preliminary assessment of the hydrocarbon potential of the Larsen Basin, Antarctica
1 February, 1988
The Larsen Basin, on the northwest margin of the Weddell Sea, formed as a Mesozoic ensialic basin during Gondwana breakup. Deposition was either in half grabens on the extending Weddell…Read more on A preliminary assessment of the hydrocarbon potential of the Larsen Basin, Antarctica
Summer-winter differences in copepod distribution around South Georgia
1 January, 1988 by Peter Ward
Reprinted from Hydrobiologia Vol. 176-168Read more on Summer-winter differences in copepod distribution around South Georgia
Preliminary results of ODP Leg 113 of Joides-Resolution in the Weddell Sea: history of the Antarctic glaciation
1 January, 1988
Joides-Resolution visited the Weddell Sea from January 5 to March 11, 1987. Twenty-two holes were drilled at nine sites, and allowed us: (1) to find the evidence of strong cooling…South American-Antarctic plate motion over the past 50 Myr, and the evolution of the South American-Antarctic ridge
1 January, 1988
Magnetic and bathymetric data from the South American-Antarctic plate boundary east of the South Sandwich trench have been interpreted to produce ocean floor ages, spreading rates and directions. SAM-ANT motion…Seasonality in the antarctic marine environment
1 January, 1988 by Andrew Clarke
1. The Southern Ocean is characterized by the combination of a low but stable temperature with a markedly seasonal pattern of primary production. It therefore offers an environment where the…Read more on Seasonality in the antarctic marine environment
Diving patterns in relation to diet of Gentoo and Macaroni penguins at South Georgia
1 January, 1988
The depthsa ttainedo n 1,444d ivesb y 14 GentooP enguins(P ygosceliPs apua) and 6,352d ivesb y eightM acaroniP enguins(E udyptesc hrysolophusw)e re recordedt,o gether with the timing and durationo f…Read more on Diving patterns in relation to diet of Gentoo and Macaroni penguins at South Georgia
The feeding mechanism of Yoldia (= Aequiyoldia) eightsi (Courthouy)
1 January, 1988
The protobranch bivalve mollusc Yoldia eightsi Courthouy is both a deposit feeder (on mud) and a suspension feeder (on diatoms in the ventilatory streams, which are trapped on the ctenidia).…Read more on The feeding mechanism of Yoldia (= Aequiyoldia) eightsi (Courthouy)
Ionospheric signature of plasma sheet thinning prior to a substorm
1 January, 1988
A case study of the behaviour of the poleward edge of the main F-region trough in the premidnight sector associated with a substorm is presented. It is found that the…Read more on Ionospheric signature of plasma sheet thinning prior to a substorm
Variations in resting metabolic rates of men in Antarctica
1 January, 1988
The resting metabolic rates (RMR) of 6 men was determined monthly for 12 consecutive months, at Rothera Base, Antarctica (67°34′S, 68°07′W). Body weight and body composition were also recorded. Metabolic…Read more on Variations in resting metabolic rates of men in Antarctica