// 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 11 May 2026

Published 11 May 2026  ·  Mediterranean · Greece · France · Italy · Croatia · Flag State · Class Society
  • Med East: Eleven Hellenic Navy Hydrographic Service notices — one cancellation (556/2026 lifted), lights unlit at Crete Island, Paxoi Island, and a lightbuoy off Folegandros. Active notices include firing and non-firing exercises in the Central Aegean (Skyros and Chios), subsea operations between Sifnos and Folegandros, a further Myrtoo Sea firing area extension (Nisides Karavia), an underwater cable inspection in the South Aegean and North Cretan Sea, mine-hunting exercises in the Saronikos Gulf, a navigation and anchorage prohibition in the Maliakos Gulf, and new lights established off the Sithonia Peninsula (Northwest Aegean).
  • Med NW: Nine French Maritime Prefecture orders — film production restrictions off Ramatuelle (Var), explosive ordnance disposal off Saint-Mandrier-sur-Mer (11 May), new 300-metre coastal strip rules for Pianottoli-Caldarello (Corsica), kite/wing/wind sports event restrictions off Gruissan and Port-la-Nouvelle (Aude, 8–17 May), diving derogation off Èze and Cap d'Ail (11–22 May), Toulon Provence Regatta 2026 restrictions (7–10 May), Cannes Film Festival speed restrictions (12–23 May), and Ocean Fifty Series Act 2 off Ajaccio (Corsica, 6–9 May).
  • Italy: Seven Italian Coast Guard ordinances — Tyrrhenian: sailing regatta off Fiumicino, extension of Livorno Ordinance 47/2026, traditional boat race and religious sea procession off Porto Santo Stefano (Argentario). Adriatic: 420 and 470 class sailing regatta off Ancona, offshore construction vessel operational zone off Giulianova.
  • Croatia: Ministry of the Sea, Transport and Infrastructure publishes updated cabotage authorisation list for third-country charter vessels, current to 29 April 2026.
  • Flag: Transport Malta cancels Notice to Mariners 07/2026 — Mellieha Bay reef light now reliable. Bahamas Maritime Authority publishes Marine Notice MN108 on hatches, lifting appliances, and anchor handling winches.
  • Class: Lloyd's Register — Class News 09/2026 on withdrawal of United Kingdom Monitoring, Reporting and Verification regulations. DNV — guidance on documenting perfluorooctane sulfonate-free fire foam compliance at first safety equipment survey after 1 January 2026, and summary of International Maritime Organization Marine Environment Protection Committee session 84 (Net-Zero Framework and Ballast Water Management Convention amendments).
Nav Warnings Local Ordinances Flag State Class Society
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Past Editions

12 editions published
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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