Search results
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Fishes of the Ross Sea Region – A field guide to common species caught in the longline fishery
. The guide covers 30 fishes from 11 families including cartilaginous fishes (skates) and bony teleost fishes ... observed on freshly caught specimens without dissection or microscopic examination. The guide covers 30 ... on freshly caught specimens without dissection or microscopic examination. The guide covers 30 fishes from ... alphabetically by author (year). 4. DATA STORAGE AND RETRIEVAL Text and images are stored in a relational ... on the side and rear of the head just behind the preoperculum; together they form the gill cover. Paired ... with 1–7 flexible spines, second with 22–30 soft rays, scales absent on body and head, two lateral lines (upper ...
Document : Site Section: Publications
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Effects of orientation on acoustic scattering from Antarctic krill at 120 kHz
Cruz, CA. Individual animals were suspended in front of the transducers, were only loosely constrained ... collected per animal. Orientation data were recorded on video. The acoustic data were analyzed and target ... ) method were developed for five animals and compared with the measurements. Both measured and modeled ... scattering patterns showed that 120 kHz acoustic scattering levels are highly dependent on animal orientation ...
Meeting Document : WG-EMM-99/42 : Author(s): D.E. McGehee (USA), R.L. O’Driscoll (New Zealand) and L.V. Martin Traykovski (USA)
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of Antarctica
locations, or between samples collected in consecutive years, were observed. These results, based ... between geographic locations, or between samples collected in consecutive years, were observed ... to the bottom, become benthic and spend a few years on the continen- tal shelf at depths of 50–300 m (Roshchin ... samples collected in consecutive years, were observed. These results, based on analysis of the most ... (almost two years) pelagic stage before fish became benthic, the strong homogenising effect ... °C for 1 min was followed by syntheses of DNA products: melt- ing at 92°C for 20 sec, annealing of primers ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 1–9 : Author(s): Mugue, N.S., A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev
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Time series of Antarctic krill estimates around the South Shetland Islands from 2013 to 2019
during the last 6 years, increased from 20.22 g m-2 in December 2013 to 70.13 g m-2 in February 2019 ... the last 6 years, increased from 20.22 g m-2 in December 2013 to 70.13 g m-2 in February 2019. ... . Distribution of Antarctic krill for the 2013/14 to 2015/16 and the 2017/18 to 2018/19 fishing seasons were ... krill for the 2013/14 to 2015/16 and the 2017/18 to 2018/19 fishing seasons were mapped by the Chinese ...
Meeting Document : SG-ASAM-2019/04 Rev. 1 : Author(s): X. Yu, X. Wang, X. Zhao, J. Zhang, G. Fan, Y. Ying and J. Zhu
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CCAMLR-II
in Article XXIII of the Convention Executive Secretary CCAMLR-II/08 CCAMLR Representation a t Meetings ... to the Commission’s Rules of Procedure (As adopted by the Commission on 30 August 1983) CCAMLR-II/13 Headquarters ...
Meeting
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Demography of Antarctic krill in the Elephant Island area (Antarctic Peninsula) during austral summer 2001
, and the absolute index was RI1 = 131.4 * 1000 m-3, which is among the highest values for the past 20 years ... index was RI1 = 131.4 * 1000 m-3 , which is among the highest values for the past 20 years. The high ... of small size classes, one year old juvenile krill was found. Krill density was significantly higher than ... during the past years (between 198 and 230 krill 1000 m-3, i.e. between 40 and 46 m-2 or 11.3 ...
Meeting Document : WG-EMM-01/10 : Author(s): V. Siegel (Germany), B. Bergström (Sweden), U. Mühlenhardt-Siegel (Germany) and M. Thomasson (Sweden)
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Informing the Scientific Committee about the revisions of the WSMPA proposal
has submitted a revised CM proposal to CCAMLR 2018. This document is based on similar documents ... submitted to WG SAM 2018 and the CCAMLR Workshop on Spatial Management (WS-SM-18). It intends to inform ... the remit of, or might be of interest to participants at SC-CAMLR 2018: Unifying the previously two separate ... informs SC-CAMLR about the advice given by SAM 2018 and WS-SM-18 as regards the establishment (number ...
Meeting Document : SC-CAMLR-XXXVII/BG/14 Rev. 1 : Author(s): Delegation of Germany
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Use of a population model to assess the impact of longline fishing on wandering albatross populations
at a rate of 2.29% per year, which concurs with global population trends. Sensitivity analyses of model ... , there is a time lag of 5-10 years before further decreases in population numbers are reflected in the breeding ... population. Also, because wandering albatrosses are long-lived, population growth rates take approximately 30 ... -50 years to stabilize after a perturbation. Consequently, caution must be exercised when interpreting ...
Meeting Document : WG-IMALF-94/08 : Author(s): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)
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Aspects of the distribution and interannual variations in larval fish assemblages at South Georgia, Antarctica
of fish populations from over-exploitation by commerical-scale fin-fisheries over the past 30 years ... -exploitation by commerical-scale fin-fisheries over the past 30 years. ... life histories as pelagic larval and juvenile phases. Only 30 larval stages of the 103 fish species ... important forms. The larval stages occur in succession throughout the year suggesting niche separation ...
Meeting Document : WG-FSA-93/09 : Author(s): M.G. White (United Kingdom)
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Conservation Measure Conservation Measure 21-01 (2002)
to base management advice, Noting that in recent years new fisheries have started without adequate ... , the Commission is unable to fulfil its function under Article IX, hereby adopts the following conservation ... measure in accordance with Article IX of the Convention: 1. A new fishery, for the purposes ... . 5. The information provided in accordance with paragraph 3, together with any other relevant information, shall ...
Conservation Measure : 21-01 (2002)