993/26

SÉCURITÉ

Underwater research operations in Ionian Sea to NW Cretan Sea - wide berth 2 NM

No longer in forceReceived 19 Aug 2026, 00:00 UTCArchived 31 Oct 2026, 12:08 UTC

Warning text

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NAVWARN 993/26 IONIAN SEA- NW CRETAN SEA UNDERWATER RESEARCH OPERATIONS BY VESSEL S/V “URBANO MONTI” FROM 19 AUG 26 UNTIL FURTHER NOTICE IN THE LINE BETWEEN THE POINTS: 37 23 07N – 018 59 54E 37 02 26N – 019 25 02E 36 52 15N – 019 43 58E 36 44 09N – 020 19 21E 36 25 52N – 020 36 02E 36 05 20N – 021 37 02E 35 46 35N – 021 58 57E 35 39 59N – 022 21 04E 35 41 13N – 022 57 11E 35 45 52N – 023 18 36E 35 52 22N – 023 32 37E 35 51 36N – 023 57 10E 35 48 29N – 024 12 28E WIDE BERTH REQUESTED OF 2 NM

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Analysis

No longer in force

Underwater research operations being conducted by S/V "URBANO MONTI" in an area extending from the Ionian Sea to the NW Cretan Sea. Operations commenced 19 Aug 2026 and continue until further notice. A wide berth of 2 NM is requested for vessels transiting the area. The activity is described by a series of positions forming a line/area.

Type: Survey operations · severity moderate
Feed: Survey operationsAll warnings of this kind on the map, or as an API feed.
Location: Ionian Sea - NW Cretan Sea
Validity: From 19 Aug 2026, 00:00 UTC
FROM 19 AUG 26 UNTIL FURTHER NOTICE
Activity periods: 19 Aug 2026, 00:00 UTC - ? (from 19 Aug 26 until further notice)
Hazards: underwater research operations

Worked out automatically from the warning text on 28 Sept 2026, 02:07 UTC. It can be wrong: the official warning text is the authority.

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This warning's analysis also has:

Action for mariners
Keep-clear distance
Ships named
Translations
Nearby lights and rescue centres

The action for mariners, the keep-clear distance, contacts, ships named, translations and the nearby lights and rescue centres come with Lagom and every higher plan, and with the API plans. The official warning text above is always free.

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Keywordswide berth requested

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