Geography, Geomorphology, Metal compounds, Zoology, Paper mills, Biology, Industrial sectors, Freshwater fishes, Mercury compounds, Bodies of water, Industry, Pulp and paper industry, Sedimentary petrology, Petrology, Astronomical objects, Fish, Environmental studies, Water resources, Business, Geology, Environmental pollution, Earth sciences, Rivers, Sedime...
Books, Book reviews, Nonfiction, Fisheries management, Aquatic ecosystems
Plants, Botany
Dewey: 639.2, 639.2, Aquaculture Climatic factors., Fisheries Climatic factors.
Archaeology, Editors, Cultural heritage