// SerenkAI Maritime — Intelligence Series

Latest Maritime Regulatory Digest

NAVWARNs, flag state bulletins, class society notices, and safety learning — curated weekly for superyacht operators in the Mediterranean and beyond.

Published  Every Week
Sources monitored  40+ active
Coverage  Mediterranean · UAE · Flag States · Class Societies · Safety Flyers
Latest

Week ending 16 June 2026

Published 16 Jun 2026  ·  Mediterranean · Atlantic · Greece · France · Italy · Spain · Bahamas · UK MCA · Lloyd's Register
  • Med East: Ten Hellenic Navy Hydrographic Service notices — Faneromeni Channel transit avoidance (Nea Peramos); Plateia firing area extended (Saronikos Gulf); mine sweeping exercise at Almyros Bay (Crete); aeronautical exercises southeast of Karpathos; temporary lightbuoy established at Thessaloniki Port; one cancellation; kiteboarding races off Mykonos; dangerous object/ammunition reported at Kallithea Chalkidiki and in Thessaloniki Port; and light unlit in the Thermaikos Gulf.
  • Med NW: Ten French Maritime Prefecture Mediterranean orders — explosive ordnance disposal restriction at Agosta beach (Corsica); French Navy buoy restrictions with large yacht stopover rules at Sant'Amanza (Bonifacio, Corsica); general navigation and nautical activity regulations on the Étang de Thau; CREOCEAN scientific research campaign; navigation/bathing restriction off Beaulieu-sur-Mer and Saint-Jean-Cap-Ferrat on 14 June; Antibes 300-metre coastal strip derogation; meteorological buoy exclusion zone at Sant'Amanza (Corsica); Carqueiranne 300-metre coastal strip regulations; La Ciotat posidonia seagrass habitat protection zone; and Biotope scientific research campaign.
  • Atlantic NW: Two French Maritime Prefecture Atlantique orders — Vendée Arctique 2026 arrival navigation restrictions in the Bay of Biscay; and temporary navigation exclusion zone around Île Nouvelle in the Gironde estuary.
  • Italy: Ten Italian Coast Guard ordinances — Tyrrhenian: Loro Piana Giraglia 2026 regatta arrival restrictions (Genova); Campionato Ligure Classe 420 regatta (Sanremo); fire brigade exercise (Livorno); coastal defence works at Acquappesa (Cetraro); and historic port navigation safety regulations (Civitavecchia, permanent). Southern Italy: two Taranto live firing exercise zones (T834 and T833B) and Motosurf competition (Taranto). Adriatic: Gargano in Rosa regatta (Manfredonia) and religious procession in Marano Lagunare lagoon (Porto Nogaro).
  • Med SW — Spain: Three Spanish Navy Hydrographic Institute notices — Estepona harbour silting and buoyage update (T); beach restoration ODAS buoys and submerged equipment markers south of Valencia, El Perelló (T); and seasonal buoys suppressed at Punta de la Porrasa, Mallorca.
  • Atl West — Spain: Light characteristic updated at Ensenada de Bouzas, Puerto de Vigo.
  • Atl SW — Spain: Two synchronised yellow buoys suppressed at Barra de Huelva; and port works in progress with new buoyage at Puerto del Rosario, Fuerteventura.
  • Flag — Bahamas: Bahamas Maritime Authority publishes Marine Notice MN080 on inspection and testing of automatic sprinkler systems.
  • Flag — UK MCA: Marine Guidance Note 670 Amendment 2 published — guidance on the application of SOLAS Chapter II-1.
  • Class: Lloyd's Register Class News 10/26 — upcoming IGC Code amendments with key changes and implementation dates.
Nav Warnings Local Ordinances Flag State Class
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Past Editions

17 editions published
Week ending 16 June 2026

Faneromeni Channel Transit Avoidance · Plateia Firing Extended · Almyros Bay Mine Sweep · Karpathos Aeronautical Exercises · Thessaloniki Temp Lightbuoy · One Cancellation · Mykonos Kiteboarding · Ammunition at Kallithea & Thessaloniki · Thermaikos Light Unlit · French Med: Agosta EOD (Corsica) · Sant'Amanza Navy Buoy & Met Buoy · Étang de Thau Regs · CREOCEAN Research · Beaulieu/Saint-Jean 14 Jun · Antibes 300m Derogation · Carqueiranne 300m Strip · La Ciotat Posidonia Zone · Biotope Research · Atlantic NW: Vendée Arctique · Île Nouvelle Gironde · Italy Tyrr: Loro Piana Giraglia · Ligure 420 Sanremo · Livorno Fire Brigade · Acquappesa Coastal Works · Civitavecchia Historic Port Regs · Italy South: Taranto T834 & T833B Firing · Motosurf · Adriatic: Gargano in Rosa · Marano Lagunare Procession · Spain Med: Estepona Silting · El Perelló ODAS Buoys · Mallorca Porrasa Buoys · Spain Atl: Vigo Bouzas Light · Huelva Buoys Suppressed · Fuerteventura Port Works · Bahamas MN080 Sprinklers · UK MCA MGN 670 Amdt 2 · Lloyd's IGC Code Amendments

Ten Hellenic Navy notices including Faneromeni Channel transit avoidance, Plateia firing extension, mine sweeping off Crete, aeronautical exercises southeast of Karpathos, new lightbuoy at Thessaloniki, and ammunition reported at two locations. Ten French Mediterranean and two French Atlantique orders including Corsica EOD, Sant'Amanza Navy and meteorological buoy restrictions, Étang de Thau regulations, and Vendée Arctique arrival restrictions. Ten Italian Coast Guard ordinances across Tyrrhenian, Southern Italy, and Adriatic including Loro Piana Giraglia regatta and Taranto live firing. Six Spanish Hydrographic Institute notices across Mediterranean Spain, Galicia, and the Canary Islands. Bahamas sprinkler system notice, UK MCA SOLAS II-1 guidance update, and Lloyd's Register IGC Code amendments.
Week ending 9 June 2026

Ios Light Unlit · Irakleio New Light · Itea Unreliable Light · Plateia Firing Extended · Limnos–Thasos Cable Lay · Thessaloniki Port Works · Three Cancellations · Two Research Missions · French Med: Toulon EOD · Bandol 300m Strip · SOLARINTHAU Étang de Thau · Cap Naïo Cassis · Défi de Monte-Cristo Marseille · Atlantic NW: Anglet Air Show · Helicopter Winch Demos · SOLMINEUR-2026 · Italy: Gaeta UXO Porto Salvo · Amalfi Drone Restriction · Minori Fireworks · Salerno Match Race · Livorno Coppa Barontini · Savona Pontoon Works · Camerota Beach Restoration · Scario Port Works · Venice Mooring Regs · Fusina 1 Prohibition · Malta: Valletta Approach Amended · Pembroke Firing · Salina Bay Triathlon · Marsa Fireworks · Marsascala Works · Archaeological Excavation · Benthic Survey · Cayman YET Programme Rev · UK ETS July 2026 · ABS AI Report · China Maritime Code Revised

Ten Hellenic Navy notices including lights unlit and unreliable, new light at Irakleio, Plateia firing extension, cable laying in the North Aegean, and research missions. Five French Mediterranean and three French Atlantique orders. Ten Italian Coast Guard ordinances across Tyrrhenian and Adriatic including unexploded ordnance at Gaeta and drone restriction at Amalfi. Seven Transport Malta notices. Cayman Islands Shipping Registry revised YET guidance. DNV UK ETS alert and ABS digitalisation report. Shipowners Club on China Maritime Code revision.
Week ending 2 June 2026

Myrtoo Sea Italian Navy Firing Extension · Three Lights Unlit · Mine Sweep off Crete · Piraeus Dredging · Ammunition off Methoni · Nine French Med Orders incl. Four 300m Strip Orders · Atlantic NW: Brest South Pass · Vendée Arctique · La Solitaire du Figaro · Glénan Navigation Rules · Italy: Coppa Tre Porti · Rapallo · Porticello Bathing · Brindisi Vela Day · Nastro Rosa · Star Clipper Barletta · Croatia Chartering Manual · Spain: Cullera Works · Cap de Creus Buoys · Portixol Lights · Camariñas New Light · Cabo Roche Almadraba · Bahamas IN030 & MN029 · UK Russia Sanctions

Ten Hellenic Navy notices including three lights unlit, Italian Navy live firing extension at Nisides Karavia, mine sweeping off Crete, and dredging at Piraeus. Nine French Mediterranean Prefecture orders and six French Atlantique orders including Vendée Arctique race, La Solitaire du Figaro, and Glénan navigation rules. Ten Italian Coast Guard ordinances across Tyrrhenian, Sicily, and Adriatic. Croatia chartering manual and eCrew form updated. Five Spanish Hydrographic Institute notices across Mediterranean Spain and the Atlantic coast. Bahamas crew documentation notices and Shipowners Club Russia sanctions circular.
Week ending 26 May 2026

Two Megara Channel Lightbuoys Unlit & South & North Evvoikos Lights & Two Chios Lights & Syros Light & Petrota Firing Activated & Spetsai Anchoring Prohibited & Saronikos Sampling & Porquerolles Prohibition Revoked & Four Corsica EOD Closures & Cannes Environmental Derogation & EEZ Research Campaign & Calvi & Théoule-sur-Mer 300m Strip & Savona Quay Inspection & Bosa Spazzapnea Freediving Restriction & Sanremo Seabed Cleaning & Maiori Restriction & San Felice Circeo Dredging & La Maddalena 066 Integration & Licata–Scoglitti Survey & Barletta Munitions Survey & Bahamas TA001 QUALSHIP 21 & MSC 111 MASS Code

Ten Hellenic Navy notices including two Megara Channel lightbuoys unlit, lights unlit at South and North Evvoikos Gulfs, two Chios Island lights, Syros Island, Petrota firing area activated, Spetsai anchoring prohibition, and scientific sampling. Ten French Prefecture orders including revocation of the Porquerolles prohibition, four explosive ordnance disposal closures at Campomoro and Rocher de la Vacca (Corsica), Cannes environmental derogation, marine research authorisation, and 300-metre coastal strip orders for Calvi and Théoule-sur-Mer. Eight Italian ordinances across Tyrrhenian, Southern Italy, and Adriatic. Bahamas Technical Advisory on QUALSHIP 21. Lloyd's Register and DNV summaries of Maritime Safety Committee Session 111.
Week ending 19 May 2026

Myrtoo Sea Nisides Karavia Firing · Saronikos & Megara Submarine Exercises · Plateia Firing Extension · Five Lights Unlit · NW 1572/2023 Cancelled · Astipalaia–Amorgos Subsea · Porquerolles Prohibition · Calvi Bay Anchoring Ban · Five 300m Coastal Strip Orders · Cannes Archaeological Derogation · Italy Genova Works · La Maddalena EOD 20 May · Sa.Co.I.3 Cable Elba · Gulf of Gaeta Regatta · Monfalcone & Porto Garibaldi Works · Tremiti Open Water · Marshall Islands YSA-2026-02 Log Books

Ten Hellenic Navy notices including cancellation of a 2023 notice, five lights unlit, new Myrtoo Sea firing activation, Saronikos submarine exercises, Plateia area extension, and Astipalaia–Amorgos subsea operations. Nine French Prefecture orders including a comprehensive Porquerolles prohibition, a new Calvi Bay anchoring ban, five 300-metre coastal strip orders, revocation of a survey restriction, and a Cannes archaeological derogation. Ten Italian ordinances across Tyrrhenian and Adriatic. Two Marshall Islands Registry publications: log book requirements advisory and revised recreational fire appliances notice.
Week ending 11 May 2026

Crete, Paxoi & Folegandros Lights Unlit · Skyros/Chios Exercises · Myrtoo Sea Extension · Saronikos Mine Hunting · Maliakos Prohibition · South Aegean Cable Inspection · Sithonia New Lights · Nine French Orders incl. Cannes Film Festival · Italian Regattas & Porto Santo Stefano Events · Croatia Cabotage List · Malta NtM Cancellation · Bahamas MN108 · Marshall Islands Enclosed Space · Lloyd's LR09 UK MRV · DNV PFOS Foam & MEPC 84

Eleven Hellenic Navy notices including one cancellation, three lights unlit, major exercise areas across the Central Aegean, Myrtoo Sea, and Saronikos Gulf, and new lights off the Sithonia Peninsula. Nine French Prefecture orders including Cannes Film Festival restrictions, Toulon Regatta, and Var explosive ordnance disposal. Seven Italian ordinances across Tyrrhenian and Adriatic. Croatia cabotage list published. Flag notices from Malta and Bahamas. Lloyd's Register and DNV class and regulatory guidance.
Week ending 4 May 2026

Mytilini & Monemvasia Lights · Nydri Lightbuoys · Skopelos Dredging · French Restrictions Lifted · Gruissan Marine Culture · Corsica Osprey Areas · Akrocéan Research Platform · Italian Tyrrhenian & Adriatic Events · Venice Lagoon Traffic · Malta Merkanti Reef · Cayman & Marshall Islands Heliport Guidance · Lloyd's & DNV MEPC 84 · Shipowners Club Russia Sanctions

Ten Hellenic Navy notices including cancellations, lights unlit at Mytilini and Monemvasia, new Nydri lightbuoys, Skopelos dredging, Porto Rafti racing, and Aegean scientific sampling. French Maritime Prefecture orders lift earlier Saint-Raphaël and Saint-Tropez restrictions and establish Gruissan marine culture zones, Corsica osprey protection areas, and a Gulf of Lion research platform exclusion. Italian Coast Guard notices span Tyrrhenian and Adriatic events, military firing, port works, and Venice lagoon traffic. Transport Malta cancels Merkanti Reef notice; Cayman Islands and Marshall Islands issue yacht heliport guidance. Lloyd's Register and DNV publish MEPC 84 summaries on the IMO Net-Zero Framework and environmental compliance. Shipowners Club highlights EU Russia sanctions implications.
Week ending 27 Apr 2026

Two Cancellations · Marina Zea Lights Unlit · Saronikos Underwater Firing · Myrtoo Sea Extension · Kriti Sector A2 · Lefkada Bridge · Ocean Fifty Sainte-Maxime · Cap d'Ail Prohibition · Italian Events & Film · Malta Chart Correction · Lloyd's LR08 Speed Trials · DNV SCR NOx

Ten Hellenic Navy notices including two cancellations, lights unlit at Marina Zea in Piraeus, underwater weapons firing in the Saronikos and Megara Gulfs, parachute exercises, and continued Myrtoo Sea extension by Italian and French forces. Six French Maritime Prefecture orders including the Ocean Fifty Series race off Sainte-Maxime, Cap Croisette speed restriction, and Cap d'Ail fisheries reserve prohibition. Five Italian ordinances including Scilla fireworks, Monopoli film production restrictions for TV series 'GIG', and Massa Lubrense water exclusion. Transport Malta cancels earlier NtM and issues a foul area chart correction at Merkanti Reef. Lloyd's Register Class News 08/2026 on speed trial requirements; DNV flags SCR nitrogen oxide measurement changes in force from 1 May 2026.
Week ending 20 Apr 2026

Myrtoo Sea Extended Firing · Kriti Firing Area Activated · Kalymnos & South Evvoikos Lights Unlit · Lefkada Bridge Amendment · French Olympic Sailing Week Hyères · Corsica Triathlon · Italian Regattas & Adriatic Works · Malta Gunex Extension · UK MCA MGN 717 Air Quality & MGN 544 Person Recovery

Ten Hellenic Navy notices including extended Myrtoo Sea firing by Italian and French forces, activation of the Kriti firing practice area, lights unlit at Kalymnos and South Evvoikos, and multiple marine research and survey operations including Saronikos, Elefsina, and Pagasitikos Gulf sampling. Four French Maritime Prefecture orders including French Olympic Sailing Week restrictions off Hyères, film production restrictions off Ramatuelle for 'The Secret Garden', and a Corsica triathlon event. Ten Italian ordinances across Tyrrhenian, Sardinian, and Adriatic coasts including regatta authorisations, Finale Ligure pipeline works, Porto Torres breakwater, and Adriatic dredging and surveys. Transport Malta extends Gunex 01/2026 exercise. UK MCA publishes Marine Guidance Notices on air quality and person-recovery requirements.
Week ending 13 Apr 2026

Myrtoo Sea Italian Navy Firing · Drapano Sonar Calibration · Seven Lights Unlit · North Ionian Missing Lightbuoy · Narbonne Restrictions · Sète EOD Closure · Leucate Mondial du Vent · Ajaccio Freediving · Italian Regattas & Bari Pipeline · Malta Gunex 01/2026 · Marshall Islands Enclosed Space · Malaysia Port Dickson · DNV Enclosed Spaces

Nine Hellenic Navy notices including Myrtoo Sea live firing by Italian Navy, underwater sonar calibration off Drapano Point (Crete), and seven aids-to-navigation defects including lights unlit at Korinthiakos Gulf, Syros, Skopelos, Folegandros, and Corfu, plus a missing lightbuoy in the North Ionian Sea. Nine French Maritime Prefecture orders including Narbonne coastal restrictions, Sète explosive ordnance disposal closure, Leucate Mondial du Vent windsport restrictions, and Ajaccio freediving competition. Ten Italian ordinances across Tyrrhenian, Southern Italy, and Adriatic including regatta authorisations, Salerno works extensions, and submarine pipeline inspection off Bari. Transport Malta activates Gunex 01/2026 and cancels earlier NtM. Marshall Islands enclosed space bulletin reissued. Malaysia Port Dickson barge operations terminated. DNV publishes revised IMO enclosed space entry recommendations.
Week ending 6 Apr 2026

Cancellations 406 & 346 · Leros, Paros, Makronisos Lights Unlit · Lefkada Bridge Amendment · French Navy Crete Firing · Myrtoo Sea Extension · Five French Orders · Italian Regattas & Arbatax Cancellation · Adriatic Waterway Works · EUNAVFOR Aspides Amendment · Malta Pembroke Firing · Bahamas Assessments · Marshall Islands Enclosed Space · Malaysia Kerteh Survey · Lloyd's LR07 SOLAS · DNV FAL 50 & Cape Town Agreement

Ten Hellenic Navy notices including two cancellations, four lights unlit, Lefkada Channel bridge amendment, French Navy firing around Crete, and Myrtoo Sea firing extension. Five French orders including Espiguette revocation, Thau lagoon bird ban, and Cannes and Cap d'Ail coastal strip updates. Ten Italian ordinances across Tyrrhenian, Sardinia, and Adriatic. EUNAVFOR Aspides legal framework updated. Malta, Bahamas, Marshall Islands, and Malaysia flag notices. Lloyd's Register SOLAS ro-ro fire safety and DNV FAL 50 and Cape Town Agreement summaries.
Week ending 30 Mar 2026

Myrtoo Sea Underwater Firing · Kefalonia Cable · Fleves Island Exercises · Nine French Orders · Italian Regattas · Taranto Zones · EU EUNAVFOR Aspides · UK MCA EPIRB/PLB · Bahamas Tonnage & Load Lines

Eleven Hellenic Navy notices including dual Myrtoo Sea firing activations, cable works near Kefalonia, and four lights unlit. Nine French Prefecture orders across Var, Alpes-Maritimes, Corsica, and Hérault. Nine Italian Coast Guard ordinances including Taranto exclusion zones T833 and T833B. EU Council accepts third-state contribution to EUNAVFOR Aspides. Bahamas tonnage and load line regulations, UK EPIRB/PLB and ballast water notices, Marshall Islands enclosed space bulletin. Lloyd's Register on UK Emissions Trading Scheme and IMO FAL 50.
Week ending 23 Mar 2026

Aegean NAVWARNs · Thessaloniki Ammunition · Myrtoo Sea Live Firing · French Riviera Orders · Italian Ordinances · Bahamas Crew Accommodation · Hormuz Advisory

Hellenic Navy warnings including ammunition at Thessaloniki, aeronautical firing off Lesvos, live firing in the Myrtoo Sea, and exercises off Crete. French Maritime Prefecture orders off Nice and Sète. Italian Coast Guard ordinances across Tyrrhenian, Southern Italy, and Adriatic. Transport Malta survey and NAVTEX update. Bahamas crew accommodation guidance and security advisory. Marshall Islands enclosed space bulletin. Lloyd's Register and DNV class guidance.
Week ending 16 Mar 2026

Aegean NAVWARNs · French Riviera & Corsica Orders · Italian Ordinances · Malta Range Firing · Speed Trial Regulations

Hellenic Navy exercises and lights unlit, French Maritime Prefecture coastal orders, Italian Coast Guard across Tyrrhenian, Southern Italy and Adriatic, Transport Malta range firing and cable survey, Marshall Islands enclosed space bulletin, UK Maritime and Coastguard Agency Marine Guidance Notice 715, Lloyd's Register and DNV Sub-Committee session 12 summaries, DNV speed trial regulations.
Week ending 10 Mar 2026

Aegean NAVWARNs · French Riviera Orders · Italian Ordinances · Live Firing off Taranto · UK MCA Guidance

Hellenic Navy firing exercises and lights unlit, French Maritime Prefecture coastal orders, Italian Coast Guard across Tyrrhenian, Southern Italy and Adriatic, Transport Malta range firing and buoy destroyed, Bahamas and Marshall Islands flag advisories, DNV training guidelines, Shipowners Club war risks cancellation.
Week ending 06 Mar 2026

Aegean NAVWARNs · French Riviera Orders · Italian Ordinances · War Risks Notice

Hellenic Navy firing exercises and lights unlit, French Maritime Prefecture coastal orders, Italian Coast Guard across Tyrrhenian and South, Transport Malta buoy destroyed, Bahamas and Marshall Islands flag advisories, DNV rules hearing.
Week ending 28 Feb 2026

Mediterranean NAVWARNs · Enclosed Space Safety · Italian Coast Guard Ordinances

Aegean firing areas, lights unlit, TAP pipeline surveys, Lloyd's Register enclosed space entry update, Marshall Islands incident bulletin.

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