The GC Wizard knows

• Baltic Sea Ice Code as of 1980
• Commission Regulation (EC) No 416/2007 of 22 March 2007 concerning the technical specifications for Notices to Skippers referred to in Article 5 of Directive 2005/44/EC of the European Parliament and of the Council on harmonised river information services (RIS) on inland waterways in the Community
• World Meteorological Organization Sea Ice Nomenclature (WMO No. 259)