Glossary of Terms

ARCS: Admiralty Raster Chart Service
AVCS: Admiralty Vector Chart Service
BNWAS: Bridge Navigational Watch Alarm System
C-MAP: C-MAP Jeppesen Charts
ECDIS: Electronic Chart Display and Information System
ENC: Electronic Navigational Chart
GIS: Geographic Information System
GMDSS: Global Maritime Distress Saftey System
IMDG Code: International Maritime Dangerous Goods Code
IMO: International Maritime Organisation
ITU: International Telecommunications Union
MARPOL: Marpol 73/78 is the International Convention for the Prevention of Pollution From Ships, 1973 as modified by the Protocol of 1978. ("Marpol" is short for marine pollution and 73/78 short for the years 1973 and 1978.).
MCA: Maritime and Coastgaurd Agency
MSC: Maritime Safety Committee
NTM: Notices to Mariners
Ships Index: Computer record of a vessel's charts and publication inventory
SOLAS: Safety of life at sea
STCW: Standards of Training, Certification and Watchkeeping
UKHO: United Kingdom Hydrographic Office