Each dayduring the ice 

 season, IIP prepares the 

 OOOOZ and 1200Z ice bulle- 

 tins warning mariners of the 

 southwestern, southern, and 

 southeastern limits of ice- 

 bergs. U.S. Coast Guard 

 Communications Station 

 Boston, Massachusetts, NMF/ 

 NIK, and Canadian Coast 

 Guard Radio Station St. John's 

 Newfoundland/VON were the 

 primary radio stations re- 

 sponsible for the dissemina- 

 tion of the ice bulletins. Other 

 transmitting stations for the 

 bulletins included Canadian 

 Forces Meteorological and 

 Oceanographic Center 

 (METOC) Halifax, Nova 

 Scotia/CFH, Canadian Coast 

 Guard Radio Station Halifax/ 

 VCS, Radio Station Bracknell, 

 UK/GFE, and U.S. Navy 



LCMP Broadcast Stations 

 Norfolk/NAM, Virginia, Thurso, 

 Scotland, Keflavik, Iceland, 

 Key West, Florida, and Rota, 

 Spain. 



IIP also prepares a daily 

 facsimile chart graphically 

 depicting the limits of all known 

 ice for broadcast at 1 600Z. 

 U. S. Coast Guard Communi- 

 cations Station Boston as- 

 sisted with the transmission of 

 these charts. Canadian Coast 

 Guard Radio Station St. 

 John's/ VON and U.S. Coast 

 Guard Communications Sta- 

 tion Boston/NIK provided 

 special broadcasts as re- 

 quired. 



The International Ice 

 Patrol requested that all ships 

 transitingthe areaof the Grand 



Banks report ice sightings, 

 weather, and sea surface tem- 

 peratures via Canadian Coast 

 Guard Radio Station St. 

 John's/VON or U. S. Coast 

 Guard Communications Sta- 

 tion Boston/NIK. Response 

 to this request is shown in 

 Table 5. Appendix A lists all 

 contributors. IIP received re- 

 layed information from the fol- 

 lowing sources during the 

 1991 ice year: Canadian Coast 

 Guard Marine Radio Station 

 St. John's VON; Canadian 

 Coast Guard Vessel Traffic 

 Centre/Ice Operations St. 

 John's; Ice Centre Ottawa; 

 Canadian Coast Guard Ma- 

 rine Radio Halifax/VCS; 

 ECAREG Halifax, Canada; 

 U.S. Coast Guard Communi- 

 cations and Master Station 

 Atlantic, Chesapeake, Vir- 



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