Marina siphon device

A siphon device for use around marinas and the like for pumping water containing large size debris without clogging comprising an ell body member of substantial size, said ell body member having a large size input opening, a large size output opening of the same size as the input opening, a substantially smaller high pressure liquid input area between the input and the output openings and along the outer largest circumferential surface thereof, said area of high pressure liquid input including an integral stub member extending outwardly of the ell body member and having the central axis thereof substantially in alignment with the central axis of the output opening, said integral stub member being provided with internal threads for adjustable reception of a short high pressure input nozzle therewithin, a short externally threaded high pressure input nozzle securably mounted within the integral stub member, and said short nozzle being provided with internal grooves along the inside of the end which is inside the stub member, said internal grooves being at an angle of approximately 30.degree. to the central axis of the nozzle so as to create a swirling and twisting effect to the high pressure liquid being fed therethrough.