title: Макрофитобентос прибрежного экотона юго-запада Крыма (Чëрное море)
abstract: Ecology-taxonomic structure and peculiarities of formation of benthos phytocenosis biomass of the coastal ecoton of south-western Crimea are described in spatial-time aspects. Degree and reasons of the lability of taxonomic composition are found. It was shown that high species variety on open sea areas is being decreased on changing the conditions towards elevated and lowered salinity. The dominants in macrophytobenthos of the investigated region are marine, one-year and leading types of algae, 