Here's a $42 "Bruce" anchor "knock-off-copy" for your boat size. West Marine sells them by catalog. 1-800-937-8895 (CT)
http://www.westmarine.com/webapp/wcs...roductId=25375
A
genuine "Bruce" anchor is twice the cost. Either is awkward to store on board -- but there's no anchor better. Either (Bruce or knock-off-copy) "works best in sand, rocks".