Stock assessment of snapper in SNA 8 for 2020 / A.D. Langley.
By: Langley, Adam D
.
Contributor(s): Fisheries New Zealand (Government agency) | New Zealand. Ministry for Primary Industries.
Material type: 
BookSeries: New Zealand fisheries assessment report: 2020/20Publisher: Wellington, New Zealand : Fisheries New Zealand, Tini a Tangaroa, 2020Description: 1 online resource.ISBN: 9781990025846.Subject(s): FISHERIES | NEW ZEALANDHoldings: ELECTRONIC Online resources: FAR 2020/20 Fisheries Infosite | NIWA document server | National Digital Heritage Archive Open Access Summary: Recent trends in the SNA 8 fishery are summarised. Standardised CPUE indices are updated. Data were incorporated in a stock assessment model for SNA 8 which integrates commercial catches, recreational catch estimates, tagging biomass estimates, trawl survey indices, and age and length composition data. Spawning biomass estimates increased considerably over the last 10 years due to an increase in recruitment from the mid 2000s. The 2020 biomass was estimated to exceed the target level (40% SB0).
| Item type | Current location | Call number | Copy number | Status | Date due | Barcode |
|---|---|---|---|---|---|---|
PDF
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WELLINGTON ONLINE | ELECTRONIC | 1 | Not for loan | 397848 |
Archived by the National Library of New Zealand in PDF.
Recent trends in the SNA 8 fishery are summarised. Standardised CPUE indices are updated. Data were incorporated in a stock assessment model for SNA 8 which integrates commercial catches, recreational catch estimates, tagging biomass estimates, trawl survey indices, and age and length composition data. Spawning biomass estimates increased considerably over the last 10 years due to an increase in recruitment from the mid 2000s. The 2020 biomass was estimated to exceed the target level (40% SB0).
ELECTRONIC
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