Iceberg and sea ice limits detailed in North American Ice Service bulletin.

021922Z JAN 25
NAVAREA IV 17/25(GEN).
1. NORTH AMERICAN ICE SERVICE (NAIS)
ICEBERG BULLETIN 030001Z JAN.
2. ICEBERG LIMIT ALONG TRACKLINE JOINING
54-57N 059-00W, 58-00N 057-30W,
60-00N 059-00W, 61-00N 053-15W.
3. ESTIMATED ICEBERG LIMIT ALONG
TRACKLINE JOINING
61-00N 053-15W, 58-50N 048-20W,
57-55N 042-35W, 59-10N 037-50W,
61-05N 035-00W, 64-20N 035-25W,
65-15N 029-45W.
4. SEA ICE LIMIT ALONG TRACKLINES
JOINING:
A. 45-49N 062-03W, 46-21N 062-11W.
B. 46-28N 062-35W, 47-24N 064-30W,
48-37N 063-52W, 48-52N 064-13W.
C. 48-59N 067-04W, 49-26N 066-46W,
49-26N 063-36W.
D. 49-50N 063-27W, 49-58N 060-10W,
50-58N 057-45W, 47-32N 060-03W,
47-07N 055-47W.
E. 48-42N 053-05W, 49-15N 052-45W,
53-45N 055-00W, 56-00N 059-00W,
59-18N 062-05W, 62-00N 059-30W,
63-24N 057-58W.
F. 62-25N 040-57W, 59-47N 042-15W,
59-27N 042-59W, 59-07N 045-04W,
59-30N 046-57W, 61-13N 051-27W,
62-25N 053-30W.
5. MOST RECENT RECONNAISSANCE:
EAS