Elementos de biologia de peixes e de qualidade de agua

agua dulce ambiente de aguas interiores anatomia animal anatomie animale animal migration animal morphology calidad del agua chemicophysical properties eau douce embalses especies fish culture fish ponds fishery biology freshwater inland water environment migration animale milieu des eaux continentales muestreo piscicultura pisciculture pollution de l'eau reproduction sampling species water pollution water quality water reservoirs