Canadian Hydrographic Service Central and Arctic Region CA373128 - CROZIER STRAIT AND PULLEN STRAIT RECONNAISSANCE INFORMATION Some of the information shown on this ENC is of a reconnaissance nature and mariners should exercise caution when navigating in these waters. See Notices to Mariners for subsequent corrections on this chart and Notices to Shipping in force for hazards or changes essential for the safety of navigation. © Fisheries and Oceans Canada 2017. Published by the Canadian Hydrographic Service. A licence is required from the Canadian Hydrographic Service (www.charts.gc.ca) to reproduce or distribute this work.