puits (1) température (1) gare (1) espèce (1) phytoplancton (1) affluent (1) différenciation (1) froid (1) Mer noire (1) index (1) Dynamics (1) Differentiation (1) Composition (1) Area (1) Area (1) Origin (1) Zooplankton (1) Winter (1) Water (1) Values (1) Temperature (1) Spring (1) Species (1) Salinity (1) Protozoa (1) Phytoplankton (1) Nets (1) Manufacturers' agents (1) Fractions (1) Dynamics (1)