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*ICE REPORTING
*NORTH ATLANTIC OCEAN
COAST GUARD
HAZARDS
INTERNATIONAL
Ice and Permafrost
OCEANOGRAPHIC DATA
Snow
*ICE
*ICEBERGS
ACCIDENTS
AERIAL RECONNAISSANCE
ICEBERGS
INFORMATION EXCHANGE
International Ice patrol
METEOROLOGICAL DATA
OCEAN CURRENTS
ORGANIZATIONS
PATROL AIRCRAFT
PATROLLING
Physical and Dynamic Oceanography
REPORTS
SAFETY
SEA ICE
SHIPS
SURVEILLANCE
TRACKING