Diel vertical migration of zooplankters and fish larvae in lake Biwa [Japan]

alevines alimentos ambiente bentico animal animal aquatique animal developmental stages animales animals aquatic animals aquatic communities aquatic environment aquatic organisms asia asie behaviour benthic environment biocenose biocenosis biocoenosis biological rhythms chemicophysical properties comportamiento comportement depth developmental stages dimension dimensions environment environnement etapas de desarrollo etapas del desarrollo animal fish larvae fishes foods freshwater fishes japan japon lac lagos lakes larve de poisson medio ambiente migration milieu aquatique milieu benthique organisme aquatique peces peces de agua dulce physiographic features plancton plankton poisson d'eau douce produit alimentaire profondeur profundidad rythme biologique temps tiempo time timing vertebrados vertebrates vertebre