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