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DEFENDER

Towing Vessel · Built 1980s · USCG East District (CGD-E) · Other hulls named DEFENDER

DEFENDER is a 1982 towing vessel. The Coast Guard has recorded 36 inspections since 1996, most recently in October 2025, along with 2 deficiencies, 1 operational control and 15 casualty investigations between 2004 and 2025.

Records from 1996 to 2025. Most recent: inspection, 1 October 2025.

Built
1982
Last inspected
1 October 2025
Documentation
Valid · documentation file of 10 September 2026
Inspections
36
Deficiencies
2 recorded · 0 without a recorded resolution
Controls
None recorded without a removal date
Casualties
15 investigations · 2004–2025
Inspected with
18 other vessels
Also recorded as
1 other name

Identity

US Official No.
651977
IMO number
8989941 View on MarineTraffic leaves Maury; a third-party site, nothing from it is stored here
Call sign
WDL5162
MISLE id
210428
Flag
UNITED STATES
MMSI
368081570, 368138460
Maury page id
psix-210428

Inspections, by type

…physical examinations11
…administrative events4
…with no type recorded21
Years with a record 18 calendar years (1996–2025)
The 36 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)77.4 ft × 26.0 ft × 8.5 ft
Registered tonnagegross 95 / net 64
ITC dimensions (L × B × D)Not recorded
ITC tonnageNot recorded
BuilderSHERMAN SHIPYARD INC · PANAMA CITY, FL, UNITED STATES · built 1982
Hull materialSteel
PropulsionDiesel
Hull shapeNot recorded
Hull configurationNot recorded
Hailing portCHESAPEAKE, VA
Trade endorsementsCoastwise, unrestricted
DocumentationValid · issued 24 November 2025 · expires 31 December 2026
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 it95 - Regulatory (Subpart C or D), Gross Ton
64 - Regulatory (Subpart C or D), Net 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

WDL5162MMSI 368138460 · active · compulsorily equipped · granted 21 March 2020, expires 21 March 2030
WDK7140MMSI 368081570 · active · compulsorily equipped · granted 14 March 2019, expires 14 March 2029 · licensed under a name not among this hull’s recorded names (not shown)
WDC2883MMSI 367129540 · cancelled · compulsorily equipped · granted 20 September 2014, cancelled 2 January 2020
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 · 18

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.

PM2102 Freight Barge · MISLE 53824 · 16 April 2025 · activity 8117763SC 122 Industrial Vessel · MISLE 47478 · 5 February 2021 · activity 7142299DILLON M118 Unclassified · MISLE 43225 · 6 January 2021 · activity 7126561CAPT MEL Towing Vessel · MISLE 94026 · 29 November 2020 · activity 7103577THUNDER Towing Vessel · MISLE 1158103 · 29 November 2020 · activity 7103577KOKOSING V Freight Barge · MISLE 1608307 · 5 April 2020 · activity 6984079DBL 28 Tank Barge · MISLE 796940 · 24 December 2014 · activity 5044199CAROL Towing Vessel · MISLE 163800 · 11 August 2009 · activity 3568424DBZ-1 Tank Barge · MISLE 872638 · 11 August 2009 · activity 3568424EMILY A HEBERT Towing Vessel · MISLE 16970 · 19 May 2008 · activity 3211679ESSEX Tank Barge · MISLE 45738 · 19 May 2008 · activity 3211679CAROL Towing Vessel · MISLE 163800 · 16 January 2008 · activity 3137872DBL 28 Tank Barge · MISLE 796940 · 16 January 2008 · activity 3137872DIMURO-CLARK Towing Vessel · MISLE 87394 · 30 December 2007 · activity 3122939NATHAN E STEWART Towing Vessel · MISLE 39188 · 28 September 2007 · activity 3072532OYSTER BAY Tank Barge · MISLE 42690 · 28 September 2007 · activity 3072532JOKER Towing Vessel · MISLE 167218 · 28 September 2007 · activity 3072532DBL 28 Tank Barge · MISLE 796940 · 1 September 2007 · activity 3048237NUMBER FOUR Tank Barge · MISLE 803537 · 5 February 2007 · activity 2867627DOUBLE SKIN 19 Tank Barge · MISLE 473550 · 22 December 2004 · activity 2263972OLD DOMINION Unclassified · MISLE 380951 · 14 February 1996 · activity 31331

Inspection history · 36

1 October 2025 COI Inspection
Physical examination · Sector Virginia · USCG East District (CGD-E) · Activity 8245031
9 June 2025 Administrative Inspection
Administrative · Sector Virginia · USCG East District (CGD-E) · Activity 8155695
16 April 2025 Type not recorded
No type recorded · Sector Virginia · USCG East District (CGD-E) · Activity 8117763
15 November 2022 Type not recorded
No type recorded · Sector Virginia · USCG East District (CGD-E) · Activity 7640300
5 February 2021 Type not recorded
No type recorded · Sector Virginia · USCG East District (CGD-E) · Activity 7142299
6 January 2021 Type not recorded
No type recorded · Sector Virginia · USCG East District (CGD-E) · Activity 7126561
29 November 2020 Type not recorded
No type recorded · Sector Virginia · USCG East District (CGD-E) · Activity 7103577
29 May 2020 Deficiency Check
Physical examination · Sector Virginia · USCG East District (CGD-E) · Activity 6963492
22 May 2020 Damage Survey
Physical examination · Sector Charleston · USCG Southeast District (CGD-SE) · Activity 6958123
5 April 2020 Type not recorded
No type recorded · Sector North Carolina · USCG East District (CGD-E) · Activity 6984079
3 March 2020 Initial Certification
Physical examination · Sector Virginia · USCG East District (CGD-E) · Activity 6919404
17 June 2019 Examination of Repairs
Physical examination · Marine Safety Unit Morgan City · USCG Heartland District (CGD-H) · Activity 6717127
24 March 2015 Deficiency Check · MTSA Verification · Industry Initiated Exam
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5090853
24 December 2014 Type not recorded
No type recorded · Marine Safety Unit Victoria · USCG Heartland District (CGD-H) · Activity 5044199
28 February 2014 Industry Initiated Exam
Physical examination · Sector New York · USCG Northeast District (CGD-NE) · Activity 4807583
22 March 2011 Industry Initiated Exam
Physical examination · Sector New York · USCG Northeast District (CGD-NE) · Activity 3971052
9 February 2011 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3959005
11 August 2009 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3568424
14 April 2009 Administration
Administrative · Sector Long Island Sound · USCG Northeast District (CGD-NE) · Activity 3452957
30 March 2009 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3472658
19 May 2008 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3211679
16 January 2008 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3137872
30 December 2007 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3122939
28 September 2007 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3072532
1 September 2007 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 3048237
5 February 2007 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 2867627
15 October 2005 Type not recorded
No type recorded · Sector New York · USCG Northeast District (CGD-NE) · Activity 2515513
7 April 2005 MTSA Verification · Annual Inspection
Physical examination · ACTIVITIES NEW YORK · USCG Northeast District (CGD-NE) · Activity 2328249
23 December 2004 Type not recorded
No type recorded · MSO HAMPTON ROADS · USCG East District (CGD-E) · Activity 2263905
22 December 2004 Type not recorded
No type recorded · MSO HAMPTON ROADS · USCG East District (CGD-E) · Activity 2263972
15 December 2004 Security Plan Review - VSP
Administrative · Marine Safety Center (MSC) · Activity 2259910
30 December 2003 Security Plan Review - VSP
Administrative · Marine Safety Center (MSC) · Activity 1979673
8 May 2000 Uninspected Towing Vessel
Physical examination · MSO HAMPTON ROADS · USCG East District (CGD-E) · Activity 1049359
8 August 1999 Type not recorded
No type recorded · MSO HAMPTON ROADS · USCG East District (CGD-E) · Activity 141154
29 May 1998 Uninspected Towing Vessel
Physical examination · MSO HAMPTON ROADS · USCG East District (CGD-E) · Activity 1129033
14 February 1996 Type not recorded
No type recorded · Sector Maryland-National Capital Region · USCG East District (CGD-E) · Activity 31331

Deficiency record · 2

01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)
Issued 9 June 2025 Resolved
A towing vessel may not be operated without having onboard a valid COI issued by the Coast Guard. Vessel's COI expired on 08JUN25, Vessel restricted from towing operations until rectified.
Action required: 705 - Other - as specified
Due 16 October 2025
Resolved 16 October 2025
Resolution: Issued COI Renewal on 16 Oct 2025.
02 - Structural Conditions › N/A - No Subsystem › Steering gear
Issued 22 May 2020 Resolved
The owner/operator must ensure that the towing vessel is in compliance with the applicable laws and regulations at all times and any non-conformities and deficiencies are corrected in a timely manner. Vessel's steering line had ruptured while offshore Pawley's Island, SC. Vessel to make repairs and proceed to Chesapeake, VA. Vessel must demonstrate compliance to local OCMI.
Condition: Design Flaw
Action required: 16 - Rectify deficiencies w/in 14 days
Due 5 June 2020
Resolved 29 May 2020
Resolution: TPO sent over information that 36" section of piping has been replaced & tested satisfactory.

Casualty record · 15

22 December 2004Routine · role: Involved in a Marine Casualty · activity 2263972
15 October 2005Routine · role: Involved in a Marine Casualty · serious marine incident, as classified · 1 dead · activity 2515513
5 February 2007Routine · role: Involved in a Marine Casualty · activity 2867627
1 September 2007Routine · role: Involved in a Marine Casualty · activity 3048237
28 September 2007Routine · role: Involved in a Marine Casualty · activity 3072532
16 January 2008Routine · role: Transiting Vicinity of Primary Subject · activity 3137872
19 May 2008Routine · role: Transiting Vicinity of Primary Subject · activity 3211679
30 March 2009Routine · role: Involved in a Marine Investigation (non-casualty) · activity 3472658
11 August 2009Routine · role: Involved in a Marine Casualty · activity 3568424
9 February 2011Routine · role: Involved in a Marine Casualty · activity 3959005
24 December 2014Routine · role: Involved in a Marine Casualty · activity 5044199
5 April 2020Routine · role: Involved in a Marine Casualty · activity 6984079
29 November 2020Routine · role: Involved in a Marine Casualty · at GILMERTON HIGHWAY BRIDGE · activity 7103577
6 January 2021Routine · role: Involved in a Marine Casualty · activity 7126561
16 April 2025Routine · role: Involved in a Marine Casualty · at NORFOLK SOUTHERN R/R BRIDGE 7 · activity 8117763
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

DAVIS SEA (2004–2014). 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.