"eau douce poisson Tanzanie [guide]" . . "Süßwasserfische." . . "FAO." . . "Peixos d'aigua dolça Tanzània." . . . . "Tansania." . . "United Nations Development Programme." . . . . . "Field guide to the freshwater fishes of Tanzania"@en . "Field guide to the freshwater fishes of Tanzania" . . . . . "FAO species identification sheets for fishery purposes"@en . . "This field guide includes the freshwater fishes of present or potential interest to, or likely to be encountered in, fisheries in Tanzania. There are background remarks on the fauna and a basic introduction to taxobomy. A section on technical terms and measurements illustrates the characters used for identification. The guide to species is preceded by sections that will aid in identification of families." . . . . "Guidebooks"@en . . . . . "Field guide the freshwater fishes of Tanzania" . . . . . "Freshwater fishes of Tanzania"@en . . . .