smart fishing
TRANSCRIPT
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Fishing “smart” 漁業⻑智慧Chen-Yi Tu (@crystaltu) 滔滔 Ocean Says (FB, @oceansays_info) !2016 Fishackathon Taipei
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playbook.taipei.io
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Play 1: 了解⼈們需要什麼這項服務將解決哪些⽤⼾需求?
為什麼⽤⼾想要/需要這項服務?
關鍵⽤⼾是哪些⼈?
那種⼈會在使⽤服務時遇到最多困難?
⽤什麼研究⽅法?
這些發現會如何建檔?未來團隊成員將如何取得這些檔案?
要多頻繁的與真實的⼈進⾏測試?
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Fishers
Researcher/Management Customers
More/high value fish!
Sustainable fisheries No IUU fisheries
Best bargain
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Fishers
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Fisheries expansionSea Around Us project
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Fisheries Information System• Providing satellite information to fishers
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Finding fish
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Forecasting
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Data management
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Echosounder
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Source: AP2HI
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Data collection
Logbook
Observer
Port inspection
Fisheries dependent data
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Fishing effort?
0 kg/hr !
25 kg/hr !
50 kg/hr
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Bycatch/discard
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Researcher/Management
• Sustainable fisheries
• Estimate allowable catch for each species
• Limit the effort: number of ship/trip/fishing time
• Reduce by-catch/discard
• Combat illegal, unregulated and unreported fisheries
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Fish stock assessment
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Data collection
Survey
Logbook
Observer
Port inspection
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Issues
• Fisheries independent data are expansive
• Measurement and sampling are time-consuming
• Effort data?
• By-catch and discard data?
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Vessel Monitoring System
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Electronic monitoring system
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EM from Archipelago Marine Research
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Fish-o-tron
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What if…
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Dynamic nature of ocean and ecosystem-based fisheries management
Ecological
Economical
Social
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Dynamic ocean management*
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Data: NE multispecies fisheries
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Static vs. Dynamic Management Measure
Static Dynamic
Time-area disclosure
• Grid-based closures • Real-time closures
based on move-on rules
• Oceanographic closures
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Evaluation criteria• Reduced identified bycatch or discards
• No or minimal negative effect on the catch of target species
• No or minimal negative effect on the catch of other non-target species
• No or minimal spatial or temporal displacement of by catch
• Economically viable for the fisher (O’Keefe et al., 2013)
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Discussion
• Although result clearly shows the efficiency of dynamic measure, DOM requires high-resolution in both spatial and temporal data and rapid-transfer of management decisions
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eCatch
Deckhand
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Size measurement
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Age/Size truncation
Stenseth & Rouyer, 2008
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Courtesy of Monroe County Public Library
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Manager
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Management- law enforcement
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Automatic Information System
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sAIS and MPA
Macaulay et al, Nature 2016
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Port inspection
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iSharkfin
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Customers
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Fishers
Researcher/Management Customers
More/high value fish!
Sustainable fisheries No IUU fisheries
Best bargain
Technology
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Questions?