Fisherman Contribution on The Application of information system for the management of reef ornamentals
in Seribu Islands
Safran YusriAar Mardesyawati
www.terangi.or.id
• Marine ornamentals are one of the highest value-added product from coral reefs
• Difficult to control, involving hundreds of species, unknown collection area.
• Need fisheries monitoring for sustainable fisheries
Background
Seribu Islands
TOTAL ALLOWABLE CATCH
• TAC as a reference point for sustainable yield
• Useful for monitoring
Ornamental fish
Collection
Biannual stock
assessment
Documentation
Collection VS
Total allowable catch
Total Allowable Catch
Reduce collection
Sustainable yield
Flowchart for fisheriesmanagement using TAC
Collection > TAC
Collection < TAC
Total Allowable Catch (TAC) Analysis
Visual Census
Growth Rate (k)Length infinity (L)
Total Mortality (Z)Natural Mortality (M)
Relative yield per recruitanalysis
Total Alowable Catch
•Slightly similar with stock inventory database used in stores.
•Developed with MS Access and VBA
Trade documentation database
Example of Collection VS TAC graphic in 2007
Thank You
www. .or.id