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05 January 2026
SHANNON ESTUARY Operation of Automatic Identification Systems (AIS) within Port Limits. Marine Notice 01 of 2026 -
24 July 2025
SHANNON ESTUARY Gas Networks Ireland (GNI) has recently been granted a Maritime Usage Licence (MUL240034) by the Maritime Area Regulatory Authority (MARA) for the deployment of Static Acoustic Monitoring Devices (SAMs) and Acoustic Doppler Current Profilers (ADCPs) within the Shannon Estuary. Please click the following link for further information Marine Notice 22 updated. -
23 January 2025
SHANNON ESTUARY Notification of Planned Vessel Arrivals / ETA Updates / Use of Designated Anchorage Please click the following link for further information Marine Notice 8 -
02 January 2025
SHANNON ESTUARY Vessels arriving/sailing in ballast – Responsibility of Masters to ensure safe condition Please click the following link for further information Marine Notice 5 of 2025. -
02 January 2025
SHANNON ESTUARY Vessels Fitted with Main Engine Limiters. Please click the following link for further information Marine Notice 4 of 2025. -
02 January 2025
SHANNON ESTUARY Planning of Water Based Events Please click the following link for further information Marine Notice 3 of 2025. -
02 January 2025
SHANNON ESTUARY Required Pilot Boarding Arrangements. Please click the following link for further information Marine Notice 2 of 2025. -
02 January 2025
SHANNON ESTUARY Operation of Automatic Identification Systems (AIS) withing port limits. Please click the following link for further information Marine Notice 1 of 2025. -
01 March 2024
SHANNON ESTUARY – APPROACHES TO LIMERICK Temporary Replacement – Grass Island Sector Light RNW 039/24 refers. Mariners are advised that Grass Island Sector Light (52 40.42N 008 48.41W) is currently off-station. For more information click Here.

