Tender Closed
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RFx ID : | 23552812 |
Tender Name : | SNA2020-01 Stock assessment of SNA 1 |
Reference # : | C - SNA2020-01 |
Open Date : | Thursday, 5 November 2020 9:30 AM (Pacific/Auckland UTC+13:00) |
Close Date : | Monday, 14 December 2020 2:00 PM (Pacific/Auckland UTC+13:00) |
Tender Type : | Request for Proposals (RFP) |
Tender Coverage : | Sole Agency [?] |
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Exemption Reason : | 14.9.i Secondary procurement |
Required Pre-qualifications : | None |
Contact : |
Rachel Pollock |
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Overall Research Objectives:
To conduct a stock assessment for snapper (Pagrus auratus) in SNA 1, including estimating biomass and sustainable yields.
Specific Objectives:
1. To characterise the SNA 1 fisheries in East Northland, Hauraki Gulf, and Bay of Plenty and update the standardised bottom longline CPUE indices to 2019–20.
2. To collate and update catch histories through to 2019–20 and all observational data series required for the SNA 1 stock assessment.
3. To conduct a stock assessment for SNA 1 using age-structured modelling, including estimating biomass and sustainable yields for each biological stock.
4. To collate and update catch histories, CPUE, and all observational data series required for the SNA 1 stock assessment to 2020–21.
5. To conduct a stock assessment for SNA 1.
6. To evaluate, using simulation, the potential impacts of uncertainty in model spatial, productivity (e.g. temporal growth and recruitment change), and selectivity assumptions on assessment results.
Note: The stock assessment will be conducted over two years to provide sufficient time to finalise what will be a new assessment for this stock and to include both relative biomass and juvenile recruitment estimates from the series of bottom trawl surveys currently being conducted (INT2019-03, INT2020-02). The trawl surveys are conducted in October/November (Hauraki Gulf) and January/February (Bay of Plenty) (2019/20 and 2020/21).
This tender has been awarded.