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SIGNET DEFENDER
SIGNET DEFENDER is a 1998 towing vessel. The Coast Guard has recorded 18 inspections since 2002, most recently in March 2025, along with 1 deficiency and 4 casualty investigations between 2007 and 2010.
Records from 2002 to 2025. Most recent: inspection, 27 March 2025.
- Built
- 1998
- Last inspected
- 27 March 2025
- Documentation
- Valid · documentation file of 10 September 2026
- Deficiencies
- 1 recorded · 0 without a recorded resolution
- Controls
- None recorded without a removal date
- Casualties
- 4 investigations · 2007–2010
Identity
1070115
9201982 View on MarineTraffic leaves Maury; a third-party site, nothing from it is stored here
WTZ 9297
479302
Flag
UNITED STATES
367491760
Maury page id
psix-479302
Inspections, by type
…with no type recorded11
Years with a record
11 calendar years (2002–2025)
The 18 inspections in the strip above, split by the kind of activity the US
Coast Guard recorded. Years with a record are calendar years in which a record exists, not
years in service. What Maury does not do.
Coast Guard record current through 13 September 2026, retrieved 18 September 2026 from PSIX. Every field on this page was recorded by the Coast Guard. Records for the Towing Vessel class in Maury's sources begin in 1980.
Documentation record
Registered dimensions (L × B × D)103.5 ft × 34.5 ft × 18.0 ft
Registered tonnagegross 191 / net 129
ITC dimensions (L × B × D)103.5 ft × 34.5 ft × 18.0 ft
ITC tonnagegross 385 / net 115
BuilderMAIN IRON WORKS INC · HOUMA, LA, UNITED STATES · built 1998
Hull materialSteel
PropulsionDiesel Reduction
Hull shapeNot recorded
Hull configurationNot recorded
Hailing portPASCAGOULA, MS
Trade endorsementsCoastwise, unrestricted, Registry
DocumentationValid · issued 6 December 2025 · expires 31 January 2027
Service, as the file records itTowing Vessel
Hull formpowered (Maury's inference from propulsion, hull shape, material and length, rule hf-1; not a recorded fact)
Tonnage as PSIX records it115 - Convention (Subpart B), Net Ton
129 - Regulatory (Subpart C or D), Net Ton
385 - Convention (Subpart B), Gross Ton
191 - Regulatory (Subpart C or D), Gross Ton
129 - Regulatory (Subpart C or D), Net Ton
385 - Convention (Subpart B), Gross Ton
191 - Regulatory (Subpart C or D), Gross Ton
Every line above is a field of the National Vessel Documentation Center's file as served by NOAA Fisheries, dated 10 September 2026, matched to this hull on its Official Number. Registered and ITC measurements are two systems and are never combined. One snapshot is held so far; documentation history begins with the next.
Radio station licence
WDF8136MMSI 367491760 · active · voluntarily equipped · granted 5 May 2021, expires 21 May 2031
WDF3562MMSI 367441380 · cancelled · compulsorily equipped · granted 2 March 2010, cancelled 2 June 2011
FCC Universal Licensing System ship-station file of 6 September 2026, matched to this hull on its
US Official Number. Status and dates are the file’s own. The licensee is not read from the file and is not shown.
A lapsed licence’s MMSI is still the number the vessel transmitted under while it was valid.
Inspected as a tow unit · 3
The Coast Guard recorded this vessel and the following in the same inspection activity — normally a tug and the barges in its tow. A recreational or unclassed hull in the same activity is held and not published, so it does not appear here: these lists are a floor, not a complete manifest.
OCEAN STAR Mobile Offshore Drilling Unit · MISLE 451521 · 2 January 2010 · activity 3658493SIGNET WARHORSE I Towing Vessel · MISLE 585078 · 2 January 2010 · activity 3658493SIGNET RELIANCE Towing Vessel · MISLE 926465 · 2 January 2010 · activity 3658493Inspection history · 18
27 March 2025
Damage Survey
Physical examination · Marine Safety Unit Brownsville · USCG Heartland District (CGD-H) · Activity 8102380
28 February 2023
TPO Audit · Administrative Inspection
Administrative · Sector Corpus Christi · USCG Heartland District (CGD-H) · Activity 7643046
16 May 2022
Administrative Inspection
Administrative · Marine Safety Unit Brownsville · USCG Heartland District (CGD-H) · Activity 7451818
23 June 2021
Administrative Inspection · Initial Certification
Physical examination · Marine Safety Unit Brownsville · USCG Heartland District (CGD-H) · Activity 7263104
3 July 2012
Industry Initiated Exam · Deficiency Check · MTSA/ISPS Verification · MARPOL
Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4365887
20 April 2012
MTSA/ISPS Verification
Physical examination · Sector Corpus Christi · USCG Heartland District (CGD-H) · Activity 4293054
2 June 2011
Type not recorded
No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4082566
18 April 2010
Type not recorded
No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3723027
2 January 2010
Type not recorded
No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3658493
15 September 2009
MARPOL · Industry Initiated Exam
Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3596276
14 September 2009
Type not recorded
No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3602061
8 June 2007
Type not recorded
No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 2973988
2 June 2003
Type not recorded
No type recorded · Station Pascagoula · USCG Heartland District (CGD-H) · Activity 1808175
3 November 2002
Type not recorded
No type recorded · Station Pascagoula · USCG Heartland District (CGD-H) · Activity 1700376
11 October 2002
Type not recorded
No type recorded · Station Pascagoula · USCG Heartland District (CGD-H) · Activity 1688850
8 October 2002
Type not recorded
No type recorded · Station Pascagoula · USCG Heartland District (CGD-H) · Activity 1686984
4 October 2002
Type not recorded
No type recorded · Station Pascagoula · USCG Heartland District (CGD-H) · Activity 1684499
23 September 2002
Type not recorded
No type recorded · Station Pascagoula · USCG Heartland District (CGD-H) · Activity 1679983
Deficiency record · 1
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine
Issued 27 March 2025
Resolved
Propulsion machinery, including main engines, reduction gears, shafting, bearings, and electrical equipment and systems, must be suitable for route and service. Company reported vessel experienced a reduction in propulsion when STBD main engine went down due to potential keel cooler issue. Company to repair in accordance with their company processes/SMS (ISM) and provide objective evidence attesting to satisfactory repair. Vessel is prohibited from moving from current location until cleared from the CG. **see below**
Vessel has completed temp repair and is authorized to transit lightship to Corpus Christi for permanent repair. Company to submit objective evidence to CG for clearance prior to departing Corpus Christi.
46 CFR 146.205(c)(2)
Casualty record · 4
8 June 2007Routine · role: Involved in a Marine Casualty · serious marine incident, as classified · 1 injured · activity 2973988
14 September 2009Routine · role: Involved in a Marine Casualty · 1 injured · activity 3602061
2 January 2010Routine · role: Involved in a Marine Casualty · activity 3658493
18 April 2010Routine · role: Involved in a Marine Casualty · serious marine incident, as classified · 1 injured · activity 3723027
Each line is an incident investigation the Coast Guard recorded with this hull among the vessels involved, with the date and the classification the Coast Guard gave it, and the bridge, lock or dam the investigation names where it names one. Involvement is not fault. The investigation narrative is not published. Source: IIR, through 2026.
Recorded names · 1
KIMBERLY COLLE (2007–2010). Names as the Coast Guard recorded them in incident records, with the years they appear; some are renames and some are spelling variants.
Ownership record
The Coast Guard's documentation record for this hull -- the Abstract of Title,
with its owners and liens as filed -- is not in PSIX. Ask, and Maury buys it from the National
Vessel Documentation Center, files it here with its date, and every reader of this page gets it.