RedactedNarrative: V1 TRAVELING SOUTH IN ICW AT 10 MPH STRUCK A METAL BALL AND RUBBER BALL FENDER THAT WERE ANCHORED IN THE CHANNEL SOUTH OF MARKER 56 NORTH OF JUPITER INLET AND 1/4 MILE SOUTH OF MARTIN/PALM BEACH COUNTY LINE. V1 OPERATOR REPORTS THE RIGHT PROP IS BENT BEYOND REPAIR, NO OTHER DAMAGE. METAL BALL FLOAT IS PART OF DREDGING OPERATIONS IN THE AREA. NO INJURIES.