This report outlines the effect of water circulation and aeration on water quality and production of catfish in a closed system. Circulation-aeration by paddle wheel, and by venturi pump through underwater and overheard gravel filters were tested.Read more

Inadequate water is the primary constraint of agricultural production in a large portion of the developing countries. The technology for using available water supplies most efficiently is either lacking or not adapted to the available resources, in many of these countries.Read more

Reports research concerning the degree of exploitation of each of ten principal fish species harvested by the pot fishery, operating on the Southwest coast of Puerto Rico. Estimates growth and mortality rates for various species. Applies Beverton-Holt yield model to determine over- or under-...Read more

Representatives from U.S. universities concerned with international educational assistance in the marine sector gathered at the University of Rhode Island in December 1977 to discuss their common interests. Some of the topics reviewed were near shore and artisan fisheries, aquaculture, coastal land...Read more