Production of YY Male in the Guppy Poecilia reticulata by Endocrine Sex Reversal and Progeny Testing, Evaluation of Some Animal and Plant Protein Sources in the Diet of the Shrimp Penaeus indicus, Long Term Changes of Plankton Communities in Lake Kinneret, Israel,The Feasibility of Small-Scale Hapa Culture of Tilapia Oreochromis niloticus as an Additional Income Source for Rice Farmers in Northeast Thailand, The Niches of the Far Eastern Sardine and Japanese Anchovy, Some Aspects of the Biology of Red Snapper Lutjanus campechanus (Rivas, 1966) from the Red Sea, Studies on the Neurosecretory Cycle in the Eyestalk of the Shrimp Metapenaeus brevicornis During Ovary Maturation and Spawning, A Preliminary Analysis of Ichthyoplankton on the Kuroshio Edge Exchange Area, An Economic Analysis of Catamaran Fishing on Niue Island, Research on the Tilapias in the Republics of the Former Soviet Unjon, Toxicity of the Thai Freshwater Pufferfish Tetraodon nigrovidiris and T. steindachneri.