Table 1. Procedural heuristic of deliberative MCDA. Steps Procedures 1 Develop a group consensus on management scenarios 2 Develop a group consensus on criteria (mutually exclusive and typically incommensurate) 3 Individuals assign weights on criteria 4 Individuals assign their perceived impacts on a constructed scale for each scenario by each criterion and scale 5 Individuals participate in small group discussion to develop consensus on weights and perceived impacts 6 Workshop level weights and perceived impacts are developed 7 Workshop level weights and perceived impacts are multiplied to evaluate scenarios 8 The valuation process is repeated iteratively with different set of stakeholder representatives