Resultados de la búsqueda
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Investigating emigration in stock assessment models of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H
of a cohort of tagged fish with few being recaptured after more than 3 years at liberty, a steepening ... from 1 year at liberty; (ii) SSRU 88.2H using tag recaptures from 3 years at liberty; (iii) SSRUs 88.2C ... 88.2C-H using tag recaptures from 3 years at liberty, but excluding tags from the south. For each model ... and emigration, combined with moderate to high exploitation rates Within a single area model ...
Meeting Document : WG-FSA-14/56 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Field Identification Guide to Heard Island and McDonald Islands Benthic Invertebrates
-lock bag with a label clearly stating the trip number, haul number and fi shing ground. Freeze ... help further our understanding, invertebrate surveys over the past seven years have now revealed ... species. Illustrated with hundreds of representative photographs, it includes brief narratives on the ... (890123245(((006476.0(89 !"#$%&'(&)*!)$&%+$(+*,(-(#(.) /(#01%(1#*21#1&%+0*&)3*,1-1'.451)$*6.%4 ...
Document : Site Section: Publications
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Field Identification Guide to Heard Island and McDonald Island Benthic Invertebrates
-lock bag with a label clearly stating the trip number, haul number and fi shing ground. Freeze ... help further our understanding, invertebrate surveys over the past seven years have now revealed ... species. Illustrated with hundreds of representative photographs, it includes brief narratives on the ... (890123245(((006476.0(89 !"#$%&'(&)*!)$&%+$(+*,(-(#(.) /(#01%(1#*21#1&%+0*&)3*,1-1'.451)$*6.%4 ...
Document : Site Section: Science
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The Ross Sea, Antarctica, where all ecosystem processes still remain for study
lost its large baleen whales but otherwise is intact. A huge multidisciplinary, international ... past 45 years. In particular the activities of the US, NZ and Italian Antarctic programs have been a ... biological populations, with these models applied elsewhere in the Southern Ocean and the World. Author(s ...
Meeting Document : WG-EMM-02/60 : Autor(es): D. Ainley (USA)
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A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia
target or station net hauls is described. This composite index is compared with an index where density ... %), while between 1994 and 1998 the number of 1+ krill found in the population increased with a very ... successful recruitment year due to krill spawned in 1994/95. File: 06watkins.pdf ... used four year classes with the mean size of l + krill occurring between 24 and 30 mm (Table 3 ... krill occurring at the eastern end of the island early in the season are likely to be transported ... dominates the pelagic population sampled at South Georgia in five of the seven years sampled and the 3 ... /98 Length-density plots for each cruise with the relative contributions of the different year ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Autor(es): Watkins, J.L
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Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longlines
addition to providing a methodology that could be used in other areas with depredation issues, these ... aimed at providing two indirect methods of assessment of depredated biomass over an 11-year period (2003 ... loss d loss d j k l d B c c E c= å (3) where ( ) , ,j k lloss dB c equals the fish biomass lost ... estimates of fish biomass lost to depre- dation were then calculated by summing the results of equation 3 ... Cd: cells cd with available data in both absence and presence of odontocetes (equations 1, 2, 3, 4 ... 3), but no seasonal trend could be detected in grenadier catch rate (R2 = 0.00, P = 0.99) with a ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 1–14 : Autor(es): Gasco, N., P. Tixier, G. Duhamel and C. Guinet
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Norwegian Cruise to Kong Håkons VII Hav 28 February – 10 April 2019
, long line and 3-4 CDT station with extensive water sampling for primary production and water chemistry ... April 2019. Our focus area was the ocean south of 65°S east of 0° meridian and 13.5° E (Fig 1) with a ... . At different depths, we ran ROV transects filming and retrieving samples for later species ... contained in addition to the ROV transect, benthic sampling with appropriate gear, fish and krill trawling ...
Meeting Document : WG-EMM-2019/48 : Autor(es): H. Steen
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Performance and geometry of the FP-120 trawl used during UK fish stock assessment surveys around South Georgia, Subarea 48.3
100 m, during operations with the 36/47 GOV trawl on the RV Argos. Later studies (e.g., Matuda et ... . ITpenc~asne~bi pe3ynb~a~b1 3 a ~ e p o ~ Tpana FP-120 B ( p a 6 o u e ~ p e x m e ) , npRMeHxsruerocx ... , biomass, finfish, CCAMLR INTRODUCTION Surveys using bottom trawls have been used for over 20 years to ... in 1992, the mini-transponder was lost on the first trawl on which it was deployed. Additionally ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 51–69 : Autor(es): Pilling, G. and G. Parkes
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e-sc-vi-a4.pdf
... study regions Table 3. Predator parameters for which there have been adequate evaluations to ... PARTICIPANTS APPENDIX 2 AGENDA FOR THE SECOND MEETING APPENDIX 3 LIST OF DOCUMENTS APPENDIX 4 CCAMLR ... , France. 3. The Meeting was held from 10–15 June, 1987. 4. Participants were welcomed by Prof. J.-C ... and D. Ainley, both of the USA, were responsible for the sections of the Meeting report dealing with
application/pdf attached to:WG-CEMP-87Meeting Report : WG-CEMP-87
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e-sc-xxxiv-a7.pdf
... associated with lost IUU gillnets. 3.45 The Working Group discussed the range of data available on IUU ... % biomass escapement after a two-year projection period, yielded a catch limit of 3 461 tonnes for 2015/16 ... population was estimated to consist of four year classes from 1+ to 4+, with the 2+ cohort containing the ... year classes were not observed in the catch-at-age data. In addition, all years of tag recaptures were
application/pdf attached to:WG-FSA-15Meeting Report : WG-FSA-15