Resultados de la búsqueda
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Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments
be genetically distinct. However, in the Indian Ocean, it is largely unknown whether stocks are ... most cases, from their point of release. This may be explained in part because of the concentration of ... they occur, but so far no such movement has been detected. It appears that fish tend to be locally ... , and so appear to be behaving differently from those fish that follow the normal pattern of residency ... 03 williams et al PROOF for pdf.indd CCAMLR Science ... ) in different sectors of the Southern Ocean are considered to be genetically distinct. However, in ... release. This may be explained in part because of the concentration of fi shing in the established ... , but so far no such movement has been detected. It appears that fi sh tend to be locally resident ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Autor(es): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb
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Estimating density and biomass of Antarctic krill (Euphausia superba) around South Shetland using the 2-dB difference method
to be 0.20 g/m 2 and 18 thousand tons (CV=33.8%) applying S v difference 3.96-5.91 dB and 0.92 g/m 2 ... and 83 thousand tonnes (CV=31.4%) applying S v difference-3.0-13.8 dB in 2017, respectively. Krill ...
Meeting Document : SG-ASAM-18/08 : Autor(es): S. Choi, K. Lee and D. An
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ASSESSMENT MODELS FOR ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN THE ROSS SEA FOR THE YEARS 1997–98 TO 2008–09
(B0) for the 2009 reference model were estimated as 62 080 t (95% C.I.s 56 020–70 090 t), and current ... (B2007) biomass was estimated as 79.9% B0 (77.7–82.2%). Estimated yields for the reference case, using ...
Meeting Document : WG-FSA-09/40 Rev. 1 : Autor(es): A. Dunn and S.M. Hanchet (New Zealand)
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Krill (Euphausia superba) distribution in relation to water movement and phytoplankton distribution off the northern South Shetland Islands
food availability factors may be responsible for krill concentration. On a traditional fishing ground ... 1.78 million tonnes (56 g/m 2) in late January 1991. The obtained estimate of krill biomass should be ... availability factors may be responsible for lain concentration. On a traditional lain fishing ground north of ... (56 g/m2) in late January 1991. The obtained estimate of laiU biomass should be regarded as the lower ... IIIeJIb
B0.llaX K ceBepy OT OCTpOBOB. CJIe)KeHHe 3a 6Y5.IMH nOMor JIO 06HapY)KHTb npHCYTCTBHe ... KOHBepreHTHbIX CJIO)KHbIX BO.llOBOPOTOB B IIIeJIb B0.llaX aTHX OCTpOBOB. TaK)l{e B IIIeJIb B0 ... Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 123–140 : Autor(es): Ichii, T., H. Ishii and M. Naganobu
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Precautionary spatial protection to facilitate the scientific study of habitats and communities under ice shelves in the context of recent, rapid, regional climate change
collapse; overall, 87% of the Peninsula’s glaciers have retreated in recent decades. Ice shelf collapse ... nutrient input, there may be consequent loss of some species or communities. Colonisation of new habitats ... perturbation, we recommend that commercial fishing activities should not be permitted in these habitats. We ... suggest that in Subareas 48.1, 48.5 and 88.3, areas under existing ice shelves should be preserved for ...
Meeting Document : WG-EMM-12/34 : Autor(es): P.N Trathan, S.M. Grant (United Kingdom), V. Siegel and K.-H. Kock (Germany)
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e-sc-xvi-a4.pdf
... ........................................................................ 165 B5 – Antarctic Petrel Population Size, Breeding Success.......................... 165 C1 ... B0 Survey ....................................................................... 173 Plans for the ... , from 21 to 31 July 1997. 1.2 Dr M. Tillman, Director of the Southwest Fisheries Science Center ... organiser, thanked the US State Department and the National Science Foundation for their financial
application/pdf attached to:WG-EMM-97
Meeting Report : WG-EMM-97
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e-sc-xxvi-a4.pdf
... community. 2.30 All future surveys intended to produce estimates of B0 should first be presented to WG ... REVIEW ESTIMATES OF B0 AND PRECAUTIONARY CATCH LIMITS FOR KRILL................................ 166 ... Theme 1 – Estimating B0................................................................... 168 B ... .................................................. 171 Estimates of B0 .......................................................................... 171 B
application/pdf attached to:WG-EMM-07
Meeting Report : WG-EMM-07
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Report on Bottom Fisheries and Vulnerable Marine Ecosystems
of terms used in discussions on bottom fisheries and VMEs. The glossary can be found in Attachment ... Committee endorsed the conclusions of WG-FSA that specific guidance would need to be developed to ... effort is not included, and the C1 database may be incomplete with respect to some recent research ... will be considered further under ‘Impact assessments’ below. Current conservation measures 8. The ...
Document : Site Section: Publications
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e-cc-xxxvii.pdf
... and 18/83) the following non-Contracting Parties (NCPs) were invited to attend CCAMLR-XXXVII as ... not be entitled to block a consensus decision of other Members. Organisation of the meeting ... Area, and that a future proposal will be put forward to address the issue of marine plastic pollution ... the project. The duration of the project by France will be one year and the cost of €100 000 would
application/pdf attached to:CCAMLR-XXXVII
Meeting Report : CCAMLR-XXXVII
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e-sc-40-a6.pdf
... , predators and benthic habitat, and that these data will be utilised to design a monitoring plan for the ... Research (SCAR) Krill Action Group (SKAG), which aims to be a conduit between CCAMLR and the wider krill ... science community and to foster networking between early career and senior scientists. The SKAG online ... paper that a spatial scale of less than one degree should be used to identify the local spatial pattern
application/pdf attached to:WG-EMM-2021
Meeting Report : WG-EMM-2021