Sea Ice Observation on the Beaufort sea (Leg2) in 2013

A combination of the WMO, Canadian Ice Service and Standard Russian sea ice codes and the ASPECT (Worby & Alison 1999) observation program were used to describe ice conditions.This data set includes the ice condition data observed by hourly ice watch which was conducted on the bridge/upper bridge every hour for 24 hours by three watchers (02:00-10:00, 10:00-18:00, 18:00-2:00) during 4-30 August 2013. These data were recorded using the observation software. This observation covered from the beginning and the end of ice area in the Beaufort sea.