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Survey results on abundance and biology of toothfish in Division 58.4.3b by Shinsei maru No.3 during 2006/07–2011/12 and proposal of the consecutive survey in 2012/13
. Predicted CPUE (catch/km) for D. eleginoides and D. mawsoni varied with years but showed no upward and ... downward tendencies with years. D. mawsoni mainly occurred in the shallower areas > 1 200 m but ... , suggesting that Banzare Bank is one of important spawning grounds for D. mawsoni. On the other hand, such an ... -recapture experiment in the 2012/13 season with a little modified spatial design. An approximate stock ...
Meeting Document : WG-FSA-12/56 : Автор(ы): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
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Draft Revised Management Plan for ASPA 149, Cape Shirreff and San Telmo Island, Livingston Island, South Shetland Islands
the plan, approval is required by CCAMLR. It should be noted that this area is also a CEMP site ... visit was made to the site in February 2001 to verify information and to ensure that the information in ... (Conservation Measure 91-02 (2000)). The draft management plan for ASPA 149 was prepared in accordance with the ... provisions of Annex V to the Environmental Protocol and consistent with the Guide to the Preparation of ...
Meeting Document : WG-EMM-04/8 : Автор(ы): Delegations of Chile and USA
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Preliminary results of a dedicated cetacean sighting vessel-based krill survey in East Antarctica (115°–130°E) during the 2015/16 austral summer season
dedicated cetacean sighting vessel-based krill (CSVK) survey by Japan, would be submitted with data from the ... Abstract: At the EEM-15, it was agreed that detailed information on survey design of the ... conducted. Technical input from the WG-SAM 16 will be useful to improve the survey plan for the next ... multidiscipline survey in 2016/17. Author(s): K. Matsuoka, A. Wada, T. Isoda, T. Mogoe and L.A. Pastene Title ...
Meeting Document : WG-SAM-16/38 : Автор(ы): K. Matsuoka, A. Wada, T. Isoda, T. Mogoe and L.A. Pastene
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Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia
becoming fewer towards the end of the season in August. Killer whale interactions appear to be more ... throughout the season that is not related to the pattern of fishing effort. By comparing catch rates with and ... , with killer whales present on 3.8% and sperm whales on 17.7% of lines. Killer whales appear in pod ... . Most interactions from sperm whales occur during May at the start of the season with the sightings ...
Meeting Document : WG-FSA-10/P06 : Автор(ы): J. Moir Clark and D.J. Agnew
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Milk fatty acid signatures indicate both major and minor shifts in foraging ecology of lactating Antarctic fur seals
independent 1990/1991 scat data and indicate that fatty acid signature analysis promises to be a valuable tool ... fatty acids in the marine food chain and it may be useful in determining the composition of seal diets ... prey intake which correspond with changes observed in diving and foraging behavior during a poor food ... dietary fatty acids consumed during the fattening period prior039; to parturition, whereas milk fatty ...
Meeting Document : WG-EMM-97/14 : Автор(ы): Boyd, I.L., Iverson, S.J., Arnould, J.P.Y.
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Net-based verification of acoustic techniques used to identify Antarctic krill
039; using an SDWBA-derived range for Sv120-3, (iii) '2 freq 2-16039;- with an Sv120-38 range ... of 2-16 dB and (iv) '2 freq 2-12039;-with an Sv120-38 range of 2-12 dB The '3 freq model ... orientation distributions applied the performance of the '3 freq model039; was comparable with the two ... ) '3 freq model039;-using SDWBA-derived ranges for Sv120-38 and Sv200-120, (ii) '2 freq model ...
Meeting Document : SG-ASAM-09/04 : Автор(ы): J. Watkins and S. Fielding (United Kingdom)
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2013–14
Abstract: This report summarises the timing, depth, and location of fishing together with the ... 12 years with a slight decline in the past two years. Length frequency distributions of Antarctic ... toothfish in the Ross Sea fishery have continued to be stable in the North and variable on the Shelf. The ... present in the 2014 season, and the size composition in 2014 was more similar to that in the early period ...
Meeting Document : WG-FSA-14/52 : Автор(ы): M. Stevenson, S. Hanchet, S. Mormede and A. Dunn (New Zealand)
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Update to recruitment series for Patagonian toothfish in the Heard Island region
, consistent with the observations from 1999. A reanalysis of all survey data from the region has shown that ... will be required. Author(s): A. Constable, R. Williams, T. Lamb and E. van Wijk (Australia) Title ... older cohorts are likely to be distributed more widely than the shallow part of the Heard Plateau ... toothfish smaller than 450 mm are likely to be found predominantly in the shallow part of the Heard Plateau ...
Meeting Document : WG-FSA-00/42 : Автор(ы): A. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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Preliminary reports on abundance and biological information of toothfish in Division 58.4.3b by Shinsei Maru No. 3 in the 2011/12 and proposal of the consecutive survey in the 2012/13
safety of voyage. Shinsei Maru Trot line system with modified configurations was used as fishing gear for ... 16 hauls. Mean CPUE of Dissostichus spp. was 52.2 kg / km (CV = 107 %). This was identical with the ... mean CPUE of 51.8 kg / km in the 2010/11 survey. Total of 51 individuals of toothfish with good ... recaptured. Fish with good physical condition and single-hooked contributed 26-39 % to the total fish caught ...
Meeting Document : WG-SAM-12/15 Rev. 1 : Автор(ы): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
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Modelling egg and larval transport of Antarctic toothfish (Dissostichus mawsoni) in the East Antarctic region: preliminary result using satellite data
Abstract: Using two different surface geostrophic filed data (A-1: without and A-2: with temporal ... significant difference is that some particles reached southern shelf-slope zone (nursery ground) in the ... of the particles were stopped by entering the inner shelf region (nursery ground). We showed that ... particles released from the ridge, rise in oceanic region and some parts in the northern slope can be ...
Meeting Document : WG-FSA-2019/63 : Автор(ы): M. Mori, K. Mizobata, T. Okuda and T. Ichii
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