Damen DOP pump - animation submersible dredge pump

The DOP® submersible dredge pump is a versatile tool. Its heart is a wear resistant hydraulically or electrically driven dredge pump. It can be provided with different types of suction heads to suit any dredging situation.
The DOP® submersible dredge pump can be attached to the boom of an excavator and run on the excavators hydraulics, it can be suspended from an A-frame to form a plain suction dredger, it can be provided with a cutter head and thus form a cutter suction dredger, it can be equipped with an auger head for environmental clean-ups, it is suitable as a booster station
The many uses of the DOP® prove its multi-functionality at low initial costs.

[@allenfan83]

It seems the sand concentration is not high

[@adonisancog5434]

what is the meaning of DOP?