North American Ice Service reports iceberg limits and requests sightings.

201929Z SEP 24
NAVAREA IV 1146/24(GEN).
1. NORTH AMERICAN ICE SERVICE (NAIS)
ICEBERG BULLETIN 210001Z SEP.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
51-57N 056-00W, 51-00N 051-00W,
51-45N 049-15W, 53-45N 049-15W,
57-45N 055-30W, 58-45N 052-30W.
3. ESTIMATED ICEBERG LIMIT ALONG
TRACKLINE JOINING
58-45N 052-30W, 59-15N 050-00W,
56-35N 044-15W, 57-00N 041-00W,
61-55N 039-10W, 62-40N 036-00W,
65-45N 031-00W.
4. MOST RECENT RECONNAISSANCE:
EASTERN LIMIT SATELLITE PASS 20 SEP 24.
5. REPORT POSITION AND TIME OF ANY ICEBERGS
SEA ICE OR STATIONARY RADAR TARGETS THAT
MAY LIKELY BE ICE TO THE NEAREST CANADIAN
COAST GUARD MARINE COMMUNICATIONS AND
TRAFFIC SERVICE STATION OR
USING INMARSAT CODE 42.
6. FOR MORE REPORTING INFORMATION OR TO