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Where no single important resource can be identified, the question of what to monitor can be difficult, especially if the amount of change that has occurred must be verified statistically. Monitoring programs have therefore often focused on the measurement of indicator species and derived values such as diversity. Actual marine monitoring data show that the variability of single species can be so...
An authoritative list of the issues that marine pollution decision makers will face is provided by the National Marine Pollution Plan and related national publications and supporting automated systems. The Ocean Pollution Data and Information Network (OPDIN) provides services keyed to these issue lists. The Network maintains inventories and bibliographies and access to major inventories, bibliographies,...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.