The analises of the sea psammophilous ciliate's spatial distribution i
n the different scales of the investigation have demonstrated the law
degree of aggragation. The aggrigations of a few different levels and
the species-specific size of the spatial structure's elements have bee
n found. Also, the microbenthic community have a medium degree of spec
ies correlation, that decriese following the incriesing of the investi
gation's area. The connections between this phenomenon and their reaso
ns have been discussed.