Data

2021 State of the Environment Report Marine Chapter – Expert Assessment – State and Trend – Tuna and billfish

Australian Ocean Data Network
Evans, Karen ; Hillary, Richard ; Williams, Ashley
Viewed: [[ro.stat.viewed]] Cited: [[ro.stat.cited]] Accessed: [[ro.stat.accessed]]
ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rfr_id=info%3Asid%2FANDS&rft_id=DOI: 10.26198/x7h1-kg97&rft.title=2021 State of the Environment Report Marine Chapter – Expert Assessment – State and Trend – Tuna and billfish&rft.identifier=DOI: 10.26198/x7h1-kg97&rft.publisher=Department of Agriculture, Water and the Environment (DAWE)&rft.description=The Marine chapter of the 2021 State of the Environment (SoE) report incorporates multiple expert templates developed from streams of marine data. This metadata record describes the Expert Assessment State and Trend of tuna and billfish. ***A PDF of the full Expert Assessment, including figures and tables (where provided) is downloadable in the On-line Resources section of this record as EXPERT ASSESSMENT 2021 - Tuna and billfish*** ---------------------------------------- DESCRIPTION OF TAXONOMIC GROUP FOR EXPERT ASSESSMENT This assessment focuses on those tuna and billfish species that are caught in commercial and recreational fisheries in Australian waters. Southern bluefin tuna are caught predominantly by commercial fisheries in the south-west and temperate east bioregions with recreational catches occurring in the north-west and south-east bioregions. Yellowfin, bigeye and albacore tunas, swordfish and striped marlin are predominantly caught by commercial and recreational fisheries in the north-west, south-west, temperate east and north east bioregions with recreational catches occurring in the north and in the south-east seasonally. Blue and black marlin are caught recreationally in the north, north-east, temperate east, and north-west bioregions with commercial catches of the species not permitted (Larcombe et al. 2020, NSW DPI 2018; Patterson et al. 2020a; Williams et al. 2020). DATA STREAM(S) USED IN EXPERT ASSESSMENT Assessment based on review of most recent stock assessments conducted by Regional Fisheries Management Organisations – see references for spatial and temporal coverage of data incorporated into assessments. ---------------------------------------- 2021 SOE ASSESSMENT SUMMARY [see attached Expert Assessment for full details] • 2021 • Assessment grade: Good Assessment trend: Stable Confidence grade: Adequate high quality evidence or high level of consensus Confidence trend: Adequate high quality evidence or high level of consensus Comparability: Grade and trend are comparable to the 2016 assessment • 2016 • Assessment grade: Good Assessment trend: Stable Confidence grade: Adequate high quality evidence and high level of consensus Confidence trend: Adequate high quality evidence and high level of consensus Comparability: Grade and trend are not comparable to the 2011 assessment ---------------------------------------- CHANGES SINCE 2016 SOE ASSESSMENT Assessment has not changed.Statement: QUALITY OF DATA USED IN THE ASSESSMENT Assessment based on review of most recent stock assessments conducted by Regional Fisheries Management Organisations – see references for an overview and assessment of the quality of data incorporated into assessments.&rft.creator=Evans, Karen &rft.creator=Hillary, Richard &rft.creator=Williams, Ashley &rft.date=2021&rft.coverage=westlimit=102.65625000000001; southlimit=-47.4609375; eastlimit=162.421875; northlimit=-7.207031249999999&rft.coverage=westlimit=102.65625000000001; southlimit=-47.4609375; eastlimit=162.421875; northlimit=-7.207031249999999&rft_rights= http://creativecommons.org/licenses/by/4.0/&rft_rights=http://i.creativecommons.org/l/by/4.0/88x31.png&rft_rights=WWW:LINK-1.0-http--related&rft_rights=License Graphic&rft_rights=Creative Commons Attribution 4.0 International License&rft_rights=http://creativecommons.org/international/&rft_rights=WWW:LINK-1.0-http--related&rft_rights=WWW:LINK-1.0-http--related&rft_rights=License Text&rft_rights=When citing this Expert Assessment in a list of references use the following format: Evans, K., Hillary, R. & Williams, A. (2021). 2021 State of the Environment Report Marine Chapter – Expert Assessment – State and Trend – Tuna and billfish. Australian Ocean Data Network. https://doi.org/10.26198/x7h1-kg97&rft_rights=Creative Commons Attribution 4.0 International License http://creativecommons.org/licenses/by/4.0&rft_subject=biota&rft_subject=tuna&rft_subject=billfish&rft_subject=population status&rft_subject=fisheries management&rft_subject=expert assessment&rft.type=dataset&rft.language=English Access the data
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When citing this Expert Assessment in a list of references use the following format:
Evans, K., Hillary, R. & Williams, A. (2021). 2021 State of the Environment Report Marine Chapter – Expert Assessment – State and Trend – Tuna and billfish. Australian Ocean Data Network. https://doi.org/10.26198/x7h1-kg97

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Brief description

The Marine chapter of the 2021 State of the Environment (SoE) report incorporates multiple expert templates developed from streams of marine data. This metadata record describes the Expert Assessment "State and Trend of tuna and billfish".
***A PDF of the full Expert Assessment, including figures and tables (where provided) is downloadable in the "On-line Resources" section of this record as "EXPERT ASSESSMENT 2021 - Tuna and billfish"***

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DESCRIPTION OF TAXONOMIC GROUP FOR EXPERT ASSESSMENT
This assessment focuses on those tuna and billfish species that are caught in commercial and recreational fisheries in Australian waters. Southern bluefin tuna are caught predominantly by commercial fisheries in the south-west and temperate east bioregions with recreational catches occurring in the north-west and south-east bioregions. Yellowfin, bigeye and albacore tunas, swordfish and striped marlin are predominantly caught by commercial and recreational fisheries in the north-west, south-west, temperate east and north east bioregions with recreational catches occurring in the north and in the south-east seasonally. Blue and black marlin are caught recreationally in the north, north-east, temperate east, and north-west bioregions with commercial catches of the species not permitted (Larcombe et al. 2020, NSW DPI 2018; Patterson et al. 2020a; Williams et al. 2020).

DATA STREAM(S) USED IN EXPERT ASSESSMENT
Assessment based on review of most recent stock assessments conducted by Regional Fisheries Management Organisations – see references for spatial and temporal coverage of data incorporated into assessments.

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2021 SOE ASSESSMENT SUMMARY [see attached Expert Assessment for full details]

• 2021 •
Assessment grade: Good
Assessment trend: Stable
Confidence grade: Adequate high quality evidence or high level of consensus
Confidence trend: Adequate high quality evidence or high level of consensus
Comparability: Grade and trend are comparable to the 2016 assessment
• 2016 •
Assessment grade: Good
Assessment trend: Stable
Confidence grade: Adequate high quality evidence and high level of consensus
Confidence trend: Adequate high quality evidence and high level of consensus
Comparability: Grade and trend are not comparable to the 2011 assessment

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CHANGES SINCE 2016 SOE ASSESSMENT
Assessment has not changed.

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Statement: QUALITY OF DATA USED IN THE ASSESSMENT
Assessment based on review of most recent stock assessments conducted by Regional Fisheries Management Organisations – see references for an overview and assessment of the quality of data incorporated into assessments.

Notes

Credit
Peer reviews of this assessment was provided by: Trent Timmiss (AFMA)

Created: 25 03 2021

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162.42188,-7.20703 162.42188,-47.46094 102.65625,-47.46094 102.65625,-7.20703 162.42188,-7.20703

132.5390625,-27.333984375

text: westlimit=102.65625000000001; southlimit=-47.4609375; eastlimit=162.421875; northlimit=-7.207031249999999

Subjects
billfish | biota | expert assessment | fisheries management | population status | tuna |

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Other Information
EXPERT ASSESSMENT 2021 - Tuna and Billfish [direct download] (SoE_2021_MARINE_State_and_Trend__tuna_billfish.pdf)

uri : https://catalogue.aodn.org.au:443/geonetwork/srv/api/records/ae9dd047-aedf-4064-97cb-a3d9de351ebd/attachments/SoE_2021_MARINE_State_and_Trend__tuna_billfish.pdf

(State of the Environment (SoE) reporting webpage)

uri : https://www.environment.gov.au/science/soe

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