First records of five teleostean fishes and three second records of gobiid fishes from Japan, collected in rivers on the Ryukyu islands [Japan]

alimentos anguilloidei animal animal aquatique animales animals aquatic animals aquatic organisms asia asie beloniformes biogeografia biogeographie biogeography bony fishes distribution naturelle fishes foods freshwater fishes geografia geographie geography hyporhamphus inland waterways islands islas japan japon natural distribution organisme aquatique peces peces de agua dulce percoidei physiographic features poisson d'eau douce poisson osseux produit alimentaire rivers transport transporte vertebrados vertebrates vertebre