230001Z apr iceberg limit along trackline joining 47-40N 057-20W, 44-00N 057-00W, 40-45N 052-00W, 40-45N…

Original warning text

NORTH AMERICAN ICE SERVICE (NAIS) ICEBERG BULLETIN.
1. 230001Z APR ICEBERG LIMIT ALONG TRACKLINE JOINING
   47-40N 057-20W, 44-00N 057-00W, 40-45N 052-00W,
   40-45N 046-45W, 48-00N 042-15W, 51-15N 044-00W,
   53-00N 049-45W.
2. ESTIMATED ICEBERG LIMIT ALONG TRACKLINE JOINING
   53-00N 049-45W, 56-00N 049-00W, 56-00N 042-00W,
   57-00N 036-00W, 64-00N 033-00W, 66-00N 028-00W.
3. WESTERN ICEBERG LIMIT ALONG TRACKLINE BETWEEN
   47-36N 059-09W AND 50-22N 063-23W.
4. SEA ICE LIMIT ALONG TRACKLINES JOINING:
   A. 47-00N 054-10W, 46-40N 055-05W, 45-55N 055-05W,
      46-20N 052-10W, 52-20N 050-25W, 55-05N 052-50W,
      57-00N 057-00W, 58-00N 057-00W, 59-30N 056-30W,
      62-00N 054-00W.
   B. 46-15N 060-00W, 47-00N 060-10W, 48-30N 062-15W,
      49-10N 061-10W, 48-25N 059-15W.
   C. 62-22N 042-22W, 62-23N 040-50W, 61-37N 039-34W,
      60-45N 039-53W, 59-58N 040-53W, 59-00N 043-30W,
      59-00N 043-51W, 59-10N 044-45W, 59-38N 047-06W,
      59-48N 047-11W, 59-51N 045-20W, 60-00N 044-45W.
5. MOST RECENT RECONNAISSANCE:
   SOUTHWESTERN LIMIT GENERAL FLIGHT 20 APR 17.
6. REPORT POSITION AND TIME OF ANY ICEBERGS OR
   STATIONARY RADAR TARGETS THAT MAY LIKELY BE
   ICEBERGS TO THE NEAREST CANADIAN COAST GUARD
   MARINE COMMUNICATIONS AND TRAFFIC SERVICE STATION
   OR USING INMARSAT CODE 42.
7. CANCEL THIS MSG 240001Z APR 17.