Search results
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Scientific Abstracts 1993
for finfish began in 1969/70 and for krill in 1972/73. The Soviet Union was the most important fishing nation ... . Overall, survival rates of juveniles to recruitment as breeding birds averaged 28% and 14% for 1960s ... for the population decline in studied colonies is high juvenile mortality, which has increased since the 1960s ...
Document : Site Section: Publications
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Understanding CCAMLR’s Approach to Management
with stern slipways. Pelagic mother ship/catcher operations became the most common type of whaling ... and the number of mother ships and catcher vessels increased rapidly. Whale catches peaked in 1930/31 and 1937 ... in the 1960s and 1970s. However, it seems reasonable to assume that, prior to Antarctic whaling, 1–1.5 million ... -Antarctic islands since the 1960s. The largest populations are at the Crozet Islands (700 000 pairs), South ...
Document : Site Section: Publications
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CCAMLR Ecosystem Monitoring Program Standard Methods
annual survival and recruitment ......... A4.1–A4.9 Method A5 – Duration of foraging trips ... . BACKGROUND PAPERS: Ainley, D.G. and W.B. Emison. 1972. Sexual size dimorphism in Adélie penguins. Ibis ... to incubate the eggs is first seen incubating eggs after returning from its first post-laying trip to sea ... first post-laying trip to sea. 4. Date and cause of nest failure (non-return of mate or other cause ...
Document : Site Section: Publications
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CEMP Standard Methods
annual survival and recruitment ............ A4.1–A4.9 Method A5 – Duration of foraging trips ... . BACKGROUND PAPERS: Ainley, D.G. and W.B. Emison. 1972. Sexual size dimorphism in Adélie penguins. Ibis ... to incubate the eggs is first seen incubating eggs after returning from its first post-laying trip to sea ... first post-laying trip to sea. 4. Date and cause of nest failure (non-return of mate or other cause ...
Document : Site Section: Science
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Whales: Trophic modelling of the Ross Sea
of Innes et al. (1987) by a middle value of 1.3. Method 5. Here, we use an estimate of standard ... in the 1960s and 1970s, Bigg & Wolman (1975) calculated the relationship between body length and weight ... remains were identified as the primary item found in the stomachs of orca taken by whalers in the 1960s ... to be most common between 58° and 62°S in the Atlantic and eastern Indian Ocean, but low numbers have been ...
Document : Site Section: Publications
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Sea Ice Biota: Trophic modelling of the Ross Sea
& Thomas 2004). For example, in the eastern ice pack in spring, 80% of epontic algal biomass ... , congelation, platelet and pack), from 50 papers published between 1962 and 2003. Extremely high algal ... and Fenchel 1972a; Buck et al. 1990; Garrison & Close 1993; Delille et al. 2002; Garrison et al. 2005 ... latitudes with high temperature regimes to low temperatures (Lee & Fenchel 1972). That is, at about ...
Document : Site Section: Publications
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Scientific Abstracts 2003
mature one year earlier than in the south. They have a much shorter life span and die after they have ... breeding site for seabirds. WG-EMM-03/10 Decrease in numbers of the eastern rockhopper penguins ... or 80 smears from eastern rockhopper penguins E. chrysocome filholi at sub-Antarctic Marion Island ... - cantly increase the caloric value of food brought to their chick per foraging trip. The energetic ...
Document : Site Section: Publications
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CCAMLR and its links to the Antarctic Treaty
and birds, have been exploited since about the mid-1960s. 2. Under Article IX.1(f) of the 1959 Antarctic ... into force in 1982. The Agreed Measures were followed by the 1972 Convention for the Conservation ... . 3. Extensive harvesting of fish in the Sub-Antarctic during the late 1960s and mid-1970s, along ...
Document : Site Section: The Organisation
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Selected Scientific Papers, SC-CAMLR-SSP/3 (1986)
rn 1970 0.84 0.16 0.76 0.24 1971 0.82 0.19 0.73 0.26 1972 0.84 0.20 0.75 0.28 1973 0.89 0.32 ... are shown. During the first period, the main fishing effort occurs in the Southern, South-Eastern part ... the level of corresponding catches. These cohorts are exploited in the North/eastern part of the shelf ...
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SC-CAMLR-SSP/4
rn 1970 0.84 0.16 0.76 0.24 1971 0.82 0.19 0.73 0.26 1972 0.84 0.20 0.75 0.28 1973 0.89 0.32 ... are shown. During the first period, the main fishing effort occurs in the Southern, South-Eastern part ... the level of corresponding catches. These cohorts are exploited in the North/eastern part of the shelf ...
Document : Site Section: Publications