Global Maritime Distress and Safety System

E204361

The Global Maritime Distress and Safety System is an internationally standardized, automated communication framework that enhances maritime safety by ensuring ships can send and receive distress alerts and vital safety information anywhere at sea.

All labels observed (4)

Label Occurrences
Global Maritime Distress and Safety System canonical 4
Chilean maritime safety system 1
GMDSS 1

How this entity was disambiguated

Statements (50)

Predicate Object
instanceOf maritime communication system
safety communication framework
abbreviation Global Maritime Distress and Safety System self-linksurface differs
surface form: GMDSS

International Convention for the Safety of Life at Sea
surface form: SOLAS
adoptionYear 1988
appliesTo cargo ships of 300 gross tonnage and upwards on international voyages
passenger ships on international voyages
basedOn International Convention for the Safety of Life at Sea
characteristic automated
internationally standardized
uses digital communication technologies
coverage anywhere at sea
defines sea areas A1 A2 A3 A4 for coverage planning
designGoal improve reliability of distress communications
reduce reliance on manual radio watchkeeping
speed up distress alerting and response
entryIntoForce 1992
fullImplementationYear 1999
implementedUnder International Convention for the Safety of Life at Sea
surface form: SOLAS Chapter IV
languageRequirement use of English for distress and safety communications
purpose enhance maritime safety
ensure ships can receive distress alerts
ensure ships can receive maritime safety information
ensure ships can send distress alerts
regulatingBody International Maritime Organization
relatedStandard IMO performance standards for GMDSS equipment
Radio Regulations
surface form: ITU Radio Regulations
relatedTo search and rescue operations at sea
replaced traditional manual Morse code distress system
requires continuous watch by automated means
scope global
seaAreaA1Definition within VHF DSC coverage of at least one coast station
seaAreaA2Definition within MF DSC coverage of at least one coast station
seaAreaA3Definition within Inmarsat geostationary satellite coverage
seaAreaA4Definition outside sea areas A1 A2 and A3
supportsService distress alerting
general communications in emergencies
maritime safety information broadcasting
search and rescue coordination
usesComponent AIS (Automatic Identification System)
surface form: AIS Search and Rescue Transmitters

Search and Rescue Satellite-Aided Tracking payload
surface form: COSPAS-SARSAT satellite EPIRBs

Digital Selective Calling radios
Inmarsat ship earth stations
Global Maritime Distress and Safety System self-linksurface differs
surface form: MF/HF DSC

Maritime Safety Information broadcast systems
NAVTEX receivers
Search and Rescue Satellite-Aided Tracking payload
surface form: Search and Rescue Transponders

VHF DSC
usesTechnology satellite communication
terrestrial radio communication

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

International Convention on Maritime Search and Rescue relatedTo Global Maritime Distress and Safety System
HM Coastguard uses Global Maritime Distress and Safety System
SHOA partOf Global Maritime Distress and Safety System
this entity surface form: Chilean maritime safety system
MCA monitors Global Maritime Distress and Safety System
subject surface form: Maritime and Coastguard Agency
International Convention on Maritime Radio Communications isRelatedTo Global Maritime Distress and Safety System
Global Maritime Distress and Safety System abbreviation Global Maritime Distress and Safety System self-linksurface differs
this entity surface form: GMDSS
Global Maritime Distress and Safety System usesComponent Global Maritime Distress and Safety System self-linksurface differs
this entity surface form: MF/HF DSC