Fisheries Management Evaluation in Guyana: Insights and Recommendations
Explore key aspects of fisheries management in Guyana, including evaluation of harvest control, effort control, catch control rules, and recommendations for sustainable practices. The images provided offer visual representations of critical decision-making processes and data analysis.
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Presentation Transcript
HCR Evaluation Guyana Seabob
What to Decide Harvest Control Days at Sea Total Catch Other measures Stock Status Index CPUE {Mean Weight}
What to Decide (continued) Harvest Control Limits and Response Maximum fishing level Minimum fishing level Stock Status Index Target (what we want) Trigger (when we take precautionary action) Limit (recruitment at risk: fishery minimised)
Harvest Control Rule 14000 12000 10000 Days at Sea 8000 6000 4000 2000 0 0 200 400 600 800 1000 1200 1400 HCR CPUE Index
Effort Quota DaS Fishing Active Vessels 5000 71 67 66 63 59 57 10000 143 133 132 125 118 115 15000 214 200 197 188 176 172 20000 286 267 263 250 235 230 70 75 76 80 85 87 DaS Trips 5000 11 11 11 10 10000 15000 20000 70 75 76 80 85 87 23 21 21 20 19 18 34 32 32 30 28 28 46 43 42 40 38 37 9 9 DaS + Steaming Trips 5000 93 87 86 82 77 75 10000 186 174 172 163 153 150 15000 280 261 257 245 230 225 20000 373 348 343 326 307 300 70 75 76 80 85 87
Harvest Control Rules 14000 12000 10000 Catch (t) 8000 6000 4000 2000 0 0 200 400 600 800 1000 1200 1400 HCR CPUE Index
250 200 150 Days at Sea per Vessel 100 50 0 0 200 400 600 800 1000 HCR CPUE Index
