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Scientific Observer's Manual – Krill Fisheries – Version 2023
, their weight and number present from one 25 kg sample from an individual haul. Observers are requested ... rates and determine the specific identity, age and sex of all seabirds caught (ii) assess ... strikes. Conduct at least one warp-strike observation per 24-hour period. (iii) Record interaction ... Date dd/mm/yyyy d = day, m = month y = year (e.g. 01/12/2018) Time hh:mm h = hour, m = minute. All ... Manual for Krill Fisheries contains guidance on standard tasks and requirements for observers as well as ...
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Fishery Report 2013: Closed fishery for Dissostichus spp. in Divisions 58.4.4a and 58.4.4b
and from 5 to 48 years for males. These ages may be overestimated by one year due to an interpretation ... than, 1 tonne in any one haul or set, then the fishing vessel must move at least 5 n miles away ... -FSA- 11/16. Ages of 214 otoliths (of 3 013 fish sampled) ranged from 4 to 48 years for females ... other species combined – 20 tonnes. 23. If the by-catch of any one species is equal to, or greater ...
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Fishery Report 2014: Closed fishery for Dissostichus spp. in Divisions 58.4.4a and 58.4.4b
. These ages may be overestimated by one year due to an interpretation issue concerning the location ... to, or greater than, 1 tonne in any one haul or set, then the fishing vessel must move at least 5 n miles away ... other species combined – 20 tonnes. 7 23. If the by-catch of any one species is equal ... samples of length, weight, sex and maturity stage, as well as collection of otoliths for age ...
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Fishery Report 2017: Exploratory fishery for Dissostichus eleginoides in Division 58.4.3a
-flagged vessel using longlines, one French vessel fished. 2 5. For 2018, one vessel from ... 0 572 20 0 2016 26 - 50 - - 20 - 2017 5 <1 2 <1 602 5 <1 19. If the by-catch of any one species ... 5 n miles away for a period of at least five days. 20. If the catch of Macrourus spp. taken by a single ... and remained at that level in 2017. 4. In 2017, the fishery was limited to one French- and one Japanese ...
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Whale depredation – Data collection guidelines
or are interested in expanding their observation efforts. It is based on ten years of experience around the islands ... year round using only automatic (weight integrated) bottom longlines. The fishery has had 100% observer ... coverage for the last 15 years. Data on interactions with marine mammals has been collected for 60,000 ... years of experience around the islands of Kerguelen and Crozet (Southern Indian Ocean), mainly ... Islands. Here, every haul is observed for odontocetes even one longline is hauled in two sections ... passing by; they are travelling and moving in one clear direction All the individuals are together ... frequencies No Interaction Whales are just passing by; they are travelling and moving in one clear ... observations one step further and provide crucial information on where mammals are not observed as well ...
Document : Site Section: Science
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Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
corresponding to +/- one standard error of the estimate and the fitted series (line). 80 90 100 110 120 130 ... , and effective sample sizes for catch-at-length and catch-at-age proportions by sub-fishery and year are given ... ) 1452.5 (31) 1481.3 (32) 1509.6 (33) 1537.3 (34) 1564.5 (35) (year) mm CV of length-at-age CVVB ... in the CASAL model for all years except 2006 and 2007 for which there were sufficient aged fish from otoliths ...
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Dissostichus eleginoides South Georgia (Subarea 48.3)
401 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 10 20 30 40 50 Age R el at iv e Vu ln er ab ... ). The age-specific vulnerabilities were updated for 2004 and projection years in the GYM. TOP 48.3 ... for toothfish: (i) Establish what would be a reasonable length for a fish at age 0 (time zero in the year ... at liberty for one year. By contrast, 50% of fish recaptured in both 2003 and 2004 had been at liberty ...
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Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
for catch-at-length and catch-at-age proportions by sub-fishery and year are given in WG-FSA- 09/20. Since ... then a substantial number of fish have been aged for all survey years from 2006 to 2011 and abundance-at-age data ... ) 1591.1 (year) mm CV of length-at-age CVVB 0.1 Length-to-mass ‘a’ 2.59E-09 mm, kg Length-to-mass ... as observations in the CASAL model for all years up to 2005. Sufficient aged fish from otoliths collected during ...
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Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
C-at-age f6 TOP 58.5.2 20 Figure 13: Estimates of year-class strength (showing ± SE bars ... 58.5.2 was estimated in WG-FSA-09/20, including large amounts of catch-at-age data for the first time ... , and effective sample sizes for catch-at-length and catch-at-age proportions by sub-fishery and year are given ... for all years except 2006 and 2007 for which there were sufficient aged fish from otoliths collected ...
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Report of the CCAMLR Performance Review Panel
the objectives and principles set out in Article II of the Convention. The review panel’s terms of reference ... against the objectives and principles set out in Article II of the Convention. The review panel ... -year (1 July one year to 30 June next) ........ 143 Figure 3: Links between various CCAMLR ... retirement age. The Commission should consider how it might address the issue of succession planning ... implements its obligations under Articles III and V of the Convention ... ......................................................................... 16 Review Panel recommendations................................................... 20 3.1.2 ...
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