Captain Segull's Chart Bathymetric Block Island NY/NJ SCHYDR3 it can easily be retrieved

it can easily be retrieved with the highly visible water activated Strobe light

an assortment of preprinted labels are included

GPSMAP 8500 Black Box

and resist abrasion for durability and value

Gas Fills for 1-1/2" Hose

Captain Segull's Chart Bathymetric Block Island NY/NJ SCHYDR3 it can easily be retrievedBKL207: Nearshore Bathymetric chart 20 30 miles off coast, Side A: Block Island Shelf south of Block Island out to the tip of Atlantis Canyon covering the Dump, the horn's, Butterfish holes and Little Fishtails, Side B: Off NY and NJ, covering from Hudson Ledge, Mud Hole, east to Amagansett, NY loads of wrecks. This chart meets up with the CRM208 and the AT206.