The following day, the CCGS Amundsen departed its anchorage at Resolute Bay with 73 people on board for the second leg of the ArcticNet Beaufort Regional Environmental Assessment (BREA) research program.2 The planned route for this portion of the second leg was to continue westbound along the northern shore of Banks Island, Northwest Territories, and then descend along the western coast of the isl [...] On the day of the occurrence, the movie camera was not installed and the left boarding step had been replaced by the movie camera support tube, but since moving the video pod from one side to the other involves considerable work, it was decided to leave the video pod on the right side even if the movie camera was not in place on the left skid gear. [...] ASD maintenance personnel concluded that the location of the cable bundle was likely interfering with the airflow in the area of the Pitot tube and static port, resulting in the erroneous airspeed readings. [...] When the occurrence ASD maintenance personnel arrived on the ship, the ice probe had been removed but the cables were still installed along the lower right side of the fuselage, below the Pitot tube and the static port. [...] Relative to the standard meridians of the time zones, the period of time that begins at sunset and ends at the time specified by the Institute of National Measurement Standards of the National Research Council of Canada.