NW-M-1634-26
Autonomous wave glider operating off Halifax approaches collecting acoustic data
Warning text
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ActiveWave Glider C34164NS is remotely offloading data from bottom-mounted Innovasea VR4-UWM acoustic receivers along a polyline in the Halifax approaches (Eastern and Southwestern Shore). The vehicle is copper-coloured, about 3.05 m by 0.81 m, with a mast 1.2 m above the surface carrying a white light and orange flag, and moves at approximately 1.0 knot. It has a non-transmitting AIS receiver and is remotely operated. Mariners are provided contact numbers for further information.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- Halifax Approaches (Eastern Shore and Southwestern Shore)
- Validity
- From 12 Nov 2026, 04:34 UTC
Date 2026-11-12 04:34 UTC - Hazards
- autonomous surface vehicle (wave glider), subsea acoustic receivers/instrumentation
- Cancels
- NW-M-1627-26
Worked out automatically from the warning text on 12 Nov 2026, 05:31 UTC. It can be wrong: the official warning text is the authority.
The whole analysis comes with Lagom
This warning's analysis also has:
- Action for mariners
- Contacts
- Ships named
- Charts
- 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.