What kind of ship is SEA SUB II?

SEA SUB II is a pleasure craft sailing under the flag of United States. The vessel is 13 m long with a beam of 4 m.

What sanctions and inspection records does Voydar hold for SEA SUB II?

Voydar has no matched sanctions record displayed for SEA SUB II from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SEA SUB II. Missing records do not establish whether the ship has been detained.

SEA SUB II

Pleasure craft · United States · AIS Class B

IMONo IMOMMSI367112970Call signWDI6723Last AIS position Oct 5, 2026, 02:04 UTC

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In short

SEA SUB II (Pleasure craft, United States flag) was last seen on AIS on Oct 5, 2026, 02:04 UTC, under way at 14.7 kn, in the Gulf of Mexico. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. Managing owner (USCG): SEA SUB SYSTEMS OFFSHORE SERVICES INC (source: US Coast Guard — Merchant Vessels of the United States (documented vessels)).

Vessel type: Pleasure craft
Flag: United States
Year built: —
Gross tonnage: —
Size (length × beam): 13 m × 4 m
Managing owner (USCG): SEA SUB SYSTEMS OFFSHORE SERVICES INC

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Last reported position

received Oct 5, 2026, 02:04 UTC

Position: 27.7759° N, 82.7924° W
Area: Gulf of Mexico
StatusWhat do AIS statuses mean?: Unknown
Speed: 14.7 kn
Course: 46°
Heading: —

27.7759° N, 82.7924° W

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Voydar detected no port call in the last 30 days.

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

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Identity & particulars

Name: SEA SUB II
IMO numberWhat is an IMO number?: —
MMSIWhat is an MMSI?: 367112970
Call signWhat is a call sign?: WDI6723
Flag: United States
Vessel type: Pleasure craft
Gross tonnageGross tonnage vs deadweight: —
Length overall: 13 m
Beam: 4 m
Year built: —

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

Managing owner (USCG): SEA SUB SYSTEMS OFFSHORE SERVICES INC(not linked to a company record)
Source: US Coast Guard — Merchant Vessels of the United States (documented vessels) · reported · confidence 0.9 · retrieved Oct 6, 2026Coast Guard documentation record (2026-09 file) matched to this ship by call sign and vessel name. The managing owner is the company the Coast Guard has on record for the ship's certificate of documentation.
Ship radio licensee (FCC): Sea Sub Systems Offshore Services Inc.(not linked to a company record)
Source: FCC Universal Licensing System — ship station licences · since 2026 · reported · confidence 0.9 · retrieved Oct 6, 2026Licence matched to this ship by MMSI and call sign. The licensee holds the radio licence; it is not necessarily the owner.

Frequently asked questions

Where is SEA SUB II now?: SEA SUB II (Pleasure craft, United States flag) was last seen on AIS on Oct 5, 2026, 02:04 UTC, under way at 14.7 kn, in the Gulf of Mexico. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report.
What kind of ship is SEA SUB II?: SEA SUB II is a pleasure craft sailing under the flag of United States. The vessel is 13 m long with a beam of 4 m.
Who is recorded as the owner or manager of SEA SUB II?: SEA SUB SYSTEMS OFFSHORE SERVICES INC is recorded as Managing owner (USCG) for SEA SUB II (source: US Coast Guard — Merchant Vessels of the United States (documented vessels)). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for SEA SUB II?: Voydar has no matched sanctions record displayed for SEA SUB II from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SEA SUB II. Missing records do not establish whether the ship has been detained.

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