In {TAIL ~ another embodiment}, {HEAD ~ the invention} is a suction attachment for a swinging ladder dredge, the attachment comprising: 
In
In { TAIL ~ another embodiment } , { HEAD ~ the invention } is a suction attachment for a swinging ladder dredge , the attachment comprising :
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH