Results 41 to 50 of about 138 (102)
OMPs are the agreed basis to recommend rock lobster TACs for all four islands of the Tristan da Cunha Group. The application of these OMPs using the most recent CPUE and survey data for input into the various OMPs result in the following TAC recommendations for the 2024/25 season:• The OMP for Tristan recommends a TAC for 2024 of 131 MT (2023 TAC 125 ...
Holloway, Susan, Butterworth, Doug
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, 2023 This document presents four options for what would have been the basis for recommending TACs for the rock lobster resources at the four Tristan islands had the oil (and soya) spill event not occurred.
Doug Butterworth (10005953) +1 more
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MARAM work progress from February 2018 to March 2019, and future plans
, 2021 The last Tristan MSC audit was February 2018. Since that meeting MARAM have produced the following documents: 1.Johnston, S.J. and Butterworth, D.S. 2018. Updated 2018 GLMM standardised lobster CPUE from the Tristan da Cunha outer group of islands. MARAM
Doug Butterworth (10005953) +1 more
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Recommendations on rock lobster TAC’s for the Tristan group of islands for the 2011/12 season
, 2023 The assessment models used to provide advice for TACs for the islands have been extensively revised over the last year. They now incorporate age-structure of the populations, and take into account length distribution data from the fishery, data on ...
Doug Butterworth (10005953) +1 more
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Recommendations on rock lobster TACs for Gough and Inaccessible islands for the 2021/22 season
, 2021 OMPs are the agreed basis to recommend rock lobster TACs for all four islands of the Tristan da Cunha Group. The application of these OMPs using the most recent CPUE and survey data for input result in the following TAC recommendations for Gough and ...
Doug Butterworth (10005953) +1 more
core +1 more source
Inaccessible Island CMP results
, 2021 This document provides results for new OMP candidates to be considered in the development of a revised OMP for the Tristan rock lobster fishery at Inaccessible island.
Susan Holloway (9998819)
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OMPs are the agreed basis to recommend rock lobster TACs for all four islands of the Tristan da Cunha Group. The application of these OMPs using the most recent CPUE and survey data (and Vessel CPUE data in the case of Tristan) for input into the various OMP formulae result in the following TAC recommendations for the 2025/26 season:• The OMP for ...
openaire +2 more sources
Updated 2012 rock lobster assessments of the Tristan da Cunha group of islands
, 2016 This paper provides updated assessments of the rock lobster resources at the four islands of the Tristan da Cunha group, now incorporating two further years of data.
Butterworth, Doug S, Johnston, Susan J
core
Shifts in catch-at-length proportions for the Tristan group lobster fisheries
, 2019 This document examines the shifts in catch-at-length proportions for the Tristan group rock lobster ...
Johnston, Susan, Butterworth, Doug S
core
Estimates of sustainable rock lobster yield for the four islands of the Tristan da Cunha group
, 2016 The data sources upon which to assess the rock lobster resources of the islands of the Tristan da Cunha group are very limited, with original records against which to check available essentially for the last decade only (Edwards, 2007), so that it is ...
Butterworth, Doug S +2 more
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