Maintained by the Fisheries Statistics & Economics Division of the National Marine Fisheries Service, this spectacular foreign trade data base includes annual and monthly data since 1975 and is constantly updated as new information becomes available. For scientists interested in quantifying or tracking human impact on marine ecosystems, this site is a veritable gold mine. The database offers three...

Every week, every month, and every year, the Smithsonian Institution and its various entities produce publications that appear online and in digital form. One could imagine that looking for each document separately would be quite time-consuming. Fortunately, the Smithsonian Research Online site allows visitors to look for such documents quickly and efficiently. On the left-hand side of the page,...