2120/26

SÉCURITÉ

Underwater operations off Brazil, daily 25 Oct to 8 Nov

Activeuntil 08 Nov 2026, 19:00 UTC (in 4 days)Received 24 Oct 2026, 06:41 UTC

Warning text

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SOUTH ATLANTIC. BRAZIL. 1. UNDERWATER OPERATIONS 0800Z TO 1800Z DAILY 25 OCT THRU 08 NOV BY M/V TUNA S AND M/V COMANDO B IN 20-23.88S 040-09.17W. WIDE BERTH REQUESTED. 2. CANCEL THIS MSG 081900Z NOV 26.

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Analysis

Activeuntil 08 Nov 2026, 19:00 UTC (in 4 days)

Underwater operations will be conducted by M/V TUNA S and M/V COMANDO B off Brazil near 20-23.88S 040-09.17W. Activity is scheduled daily from 0800Z to 1800Z 25 October through 08 November. Mariners are requested to give a wide berth to the working vessels. Message will be cancelled at 081900Z NOV 26.

Give the working vessels a wide berth and navigate with caution in the area.

Type: Offshore operations · severity moderate
Feed: Offshore works, rigs and towingAll warnings of this kind on the map, or as an API feed.
Location: South Atlantic, off Brazil (20-23.88S 040-09.17W)
Validity: From 25 Oct 2026, 08:00 UTC
Until 08 Nov 2026, 19:00 UTC0800Z TO 1800Z DAILY 25 OCT THRU 08 NOV. CANCEL THIS MSG 081900Z NOV 26.
Activity periods: 25 Oct 2026, 08:00 UTC - 08 Nov 2026, 18:00 UTC (Daily 0800-1800Z 25 Oct thru 08 Nov)
Hazards: underwater operations, vessels conducting subsea work

Vessels involved

M/V TUNA S · work vessel
M/V COMANDO B · work vessel

Coast stations for this area

RCCMRCC BrazilBrazil226 NM from the area
DSCDSC Station Rio RadioMRCC BrazilBrazilMMSI 007100001HF250 NM from the area

Worked out automatically from the warning text on 24 Oct 2026, 07:07 UTC. It can be wrong: the official warning text is the authority.

KeywordsUNDERWATER OPERATIONS wide berth requested

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