Provided is a summary report of the third IOC/WMO (Intergovernmental Oceanographic Commission/World Meteorological Organization) workshop of marine pollution monitoring. Summaries are presented in nine sections, including: (1) workshop opening; (2) welcoming addresses; (3) reports on the Marine Pollution (Petroleum) Monitoring Pilot Project (MAPMOOP) by the Secretariat and National Coordinators; (4) consideration of a plan of operations for the Marine Pollution Monitoring Programme (MPMP) with regard to petroleum; (5) preliminary assessment of the feasibility of including pollutants other than oil in the MPMP; (6) institutional arrangements for planning, coordination, and implementation of the MPMP; (7) training, education, and mutual assistance components of the MPMP; (8) adoption of the report; and (9) workshop closure. Also presented in seven appendices are workshop agenda, recommendations, list of participants, considerations affecting feasibility/desirability of continuing petroleum monitoring initiated under MAPMOOP, feasibility of establishing a digital data base for marine pollution (considering data generated outside MAPMOOP), statement by United Nations Environment Programme representative (Dr. C.C. Wallen), and list of acronyms. (Titles and availability for 25 other IOC final reports are included.) (JN)