{"id":"F2009L02641","name":"Macquarie Island Toothfish Fishery Management Plan 2006 - Determination No. MITF TAC D4 - Total Allowable Catch Determination - 2009/2010 Season","slug":"macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable","collection":"legislative_instrument","jurisdiction":"commonwealth","status":"repealed","isInForce":false,"actNumber":null,"makingDate":null,"administeringDepartment":null,"currentVersion":{"id":79662,"registerId":"commonwealth-F2009L02641-current","compilationNumber":null,"startDate":"2026-04-02","status":"Repealed","reasons":null,"registeredAt":null},"sections":[{"sectionNumber":"Citation","sectionType":"part","heading":"Citation","content":"# Citation\n\n1. This Determination may be cited as the 2009/2010 MITF TAC D4 Determination.","sortOrder":0},{"sectionNumber":"Commencement","sectionType":"part","heading":"Commencement","content":"# Commencement\n\n2. This Determination commences on the day after registration on the Federal Register of Legislative Instruments.","sortOrder":1},{"sectionNumber":"Interpretation","sectionType":"part","heading":"Interpretation","content":"# Interpretation\n\n3. A term used in this Determination that is defined for the purposes of the Macquarie Island Toothfish Fishery Management Plan 2006 has the same meaning in this Determination as it has in that Plan.","sortOrder":2},{"sectionNumber":"Determination of total allowable catch","sectionType":"part","heading":"Determination of total allowable catch","content":"# Determination of total allowable catch\n\n4. The total allowable catches for the season in the Macquarie Island Toothfish Fishery which commences on 1 July 2009 and which will end on 14 April 2010 are:\n\nTarget species: Patagonian toothfish (Dissostichus eleginoides)\n\nAurora Trough 60 tonnes\n\nMacquarie Ridge 150 tonnes (of which 66 tonnes may be taken using the trawl fishing method with a trigger TAC of 175 tonnes\\*)\n\n\\* the 175 tonnes is triggered if trawl catch rates reach a threshold of an average catch rate of 10 tonnes/km2 over 3 consecutive fishing days and revert back to 66 tonnes if catch rates were to fall below this rate, or, if more than 66 tonnes had been taken, the Macquarie Ridge would be closed to trawl fishing.\n\nBycatch Species\n\n200 tonnes for all bycatch species combined with a 50 tonnes limit on any one species.","sortOrder":3}],"analysis":{"kimi_summary":{"_metrics":{"model":"kimi-k2.5","source":"moonshot-batch","completionTokens":2310},"content_quality":"ok","complexity_score":3,"scope_assessment":{"changed":false,"description":"This determination performs the specific annual function authorised by the parent Macquarie Island Toothfish Fishery Management Plan 2006—setting seasonal catch limits. It does not expand beyond the Plan's intended regulatory scope."},"complexity_factors":["Definitions imported from parent Management Plan without restatement in this instrument","Conditional trigger mechanism for trawl catch limits involving catch rate thresholds over consecutive days","Nested reversion conditions (catch rate decline or closure upon exceeding sub-limit)","Spatial zoning with method-specific sub-allocations"],"plain_english_summary":"This determination sets annual catch limits for Patagonian toothfish around Macquarie Island, allocating tonnage caps by fishing zone (notably Aurora Trough and Macquarie Ridge) and imposing a trawl-specific trigger that can raise or reinstate a lower trawl limit based on short-term catch rates. It also caps total bycatch at 200 tonnes with a 50‑tonne per‑species ceiling. It affects licensed commercial fishers and fisheries managers responsible for sustainable compliance."}},"importantCases":[],"_links":{"self":"/api/acts/macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable","history":"/api/acts/macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable/history","analysis":"/api/acts/macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable/analysis","conflicts":"/api/acts/macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable/conflicts","importantCases":"/api/acts/macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable/important-cases","documents":"/api/acts/macquarie-island-toothfish-fishery-management-plan-2006-determination-no-mitf-tac-d4-total-allowable/documents"}}