Pelitic matter is subjected to differentiation at any depth. Filter feeding organisms just accelerate sedimentation of fine
particles and do not affect their distribution at the bottom, thus, passively reflecting the content of pelitic fractions
in suspended matter.
Original Russian Text © V.N. Sval’nov, T.N. Alekseeva, 2006, published in Okeanologiya, 2006, Vol. 46, No. 2, pp. 290–295.