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HYDRUS
HYDRUS is a 2017 passenger vessel (inspected). The Coast Guard has recorded 21 inspections since 2017, most recently in February 2026, along with 31 deficiencies — 2 with no resolution recorded — and 2 operational controls.
Records from 2017 to 2026. Most recent: operational control imposed, 19 February 2026.
- Built
- 2017
- Last inspected
- 18 February 2026
- Documentation
- Valid · documentation file of 10 August 2026
- Deficiencies
- 31 recorded · 2 without a recorded resolution
- Controls
- None recorded without a removal date
Identity
1275311
WDJ3145
1375738
Flag
UNITED STATES
Maury page id
psix-1375738
Inspections, by type
The 21 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 23 August 2026, retrieved 5 September 2026 from PSIX. Every field on this page was recorded by the Coast Guard. Records for the Passenger Ship class in Maury's sources begin in 2016.
Documentation record
Registered dimensions (L × B × D)133.9 ft × 37.1 ft × 10.5 ft
Registered tonnagegross 94 / net 64
ITC dimensions (L × B × D)133.9 ft × 37.1 ft × 10.5 ft
ITC tonnagegross 565 / net 194
BuilderVIGOR KVICHAK LLC · Seattle, WA, UNITED STATES · built 2017
Hull materialAluminum
PropulsionDiesel Reduction
Hull shapeUNSPECIFIED
Hull configurationUNSPECIFIED
Hailing portSAN FRANCISCO, CA
Trade endorsementsCoastwise, unrestricted
DocumentationValid · issued 16 December 2025 · expires 31 January 2027
Service, as the file records itPassenger (Inspected)
Hull formpowered (Maury's inference from propulsion, hull shape, material and length, rule hf-1; not a recorded fact)
Tonnage as PSIX records it565 - Convention (Subpart B), Gross Ton
94 - Regulatory (Subpart C or D), Gross Ton
194 - Convention (Subpart B), Net Ton
64 - Regulatory (Subpart C or D), Net Ton
94 - Regulatory (Subpart C or D), Gross Ton
194 - Convention (Subpart B), Net 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 August 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.
One vessel history report for this hull — every record on this page in one dated, citable document — $300, on request.
Inspection history · 21
18 February 2026
Administrative Inspection · Vessel Attendance
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 8312491
22 May 2025
Internal Structural Exam · Deficiency Check · Annual Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 8111539
30 October 2024
Administrative Inspection · Hull Examination · Drydock Exam · Deficiency Check · Internal Structural Exam · In-Service Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 8027023
3 October 2024
In-Service Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 8013729
20 June 2024
Administrative Inspection
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7990160
4 March 2024
Internal Structural Exam · Annual Inspection · Administrative Inspection · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7873664
6 March 2023
Annual Inspection · Deficiency Check · Internal Structural Exam
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7645067
17 October 2022
Drydock Exam · Administrative Inspection · Internal Structural Exam · Hull Examination
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7579215
25 May 2022
Administrative Inspection · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7459348
22 March 2022
COI Inspection · Internal Structural Exam · DAPI Audit · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7408353
27 April 2021
Internal Structural Exam · Annual Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7183159
29 December 2020
Administrative Inspection
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7117584
4 November 2020
Drydock Exam
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7089632
31 May 2020
Administrative Inspection
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6964335
29 April 2020
Administrative Inspection · Annual Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6946898
20 December 2019
Administrative Inspection
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6877287
24 September 2019
Administrative Inspection · Hull Examination
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6820195
23 April 2019
MTSA Verification · Administrative Inspection · Internal Structural Exam · Annual Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6668418
17 October 2018
In-Service Inspection · Drydock Exam · Administrative Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6567451
18 April 2018
Internal Structural Exam · Annual Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6393722
3 April 2017
Plan Review (Other than "T") · Deficiency Check · Initial Certification · COI Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6113567
Deficiency record · 31
02 - Structural Conditions › N/A - No Subsystem › Hull - cracking
Issued 3 March 2026
No resolution recorded
Whenever damage or deterioration to hull plating or structural members that may affect the seaworthiness of a vessel is discovered or suspected, the cognizant OCMI may conduct an internal structural examination in any affected space, including fuel tanks, and may require the vessel to be dry docked or taken out of service to assess the extent of the damage, and to effect permanent repairs. MI identified a second fracture in starboard transom plate in vicinity of the waterline. Provide details of repair plan and effect repairs to the satisfaction of the attending Marine Inspector, prior to the carriage of passengers. 46 CFR 115.600(d)
02 - Structural Conditions › N/A - No Subsystem › Hull - cracking
Issued 19 February 2026
No resolution recorded
Whenever damage or deterioration to hull plating or structural members that may affect the seaworthiness of a vessel is discovered or suspected, the cognizant OCMI may conduct an internal structural examination in any affected space, including fuel tanks, and may require the vessel to be dry docked or taken out of service to assess the extent of the damage, and to effect permanent repairs. Vessel reported 3" horizontal transom plate fracture below the waterline and affixed a temporary patch. Provide details of repair plan and effect repairs to the satisfaction of the attending Marine Inspector, prior to the carriage of passengers.
46 CFR 115.600(a)
03 - Water/Weathertight Conditions › N/A - No Subsystem › Doors
Issued 22 May 2025
Resolved
At each inspection for certification and at every other vessel inspection all observed unsafe practices, fire hazards, and other hazardous situations must be corrected. Gaskets on aft engine room doors found to be wasted; replace to MI satisfaction. 46 CFR 115.830 (a)
09 - Working and Living Conditions › 092 - Working Conditions › Electrical
Issued 22 May 2025
Resolved
Electrical equipment used in the following locations must be dripproof: A machinery space. Missing cable run cover found on port engine room prop feed panel. 46 CFR 120.210 (a)(1)
11 - Life Saving Appliances › N/A - No Subsystem › Launching arrangements for survival craft
Issued 22 May 2025
Resolved
Each survival craft must be: Secured to the vessel by a painter with a float-free link permanently attached to the vessel. Stbd aft IBA float-free arrangement found installed improperly. Operator corrected on the spot. 46 CFR 117.130 (a)(1)
07 - Fire Safety › N/A - No Subsystem › Ready availability of fire fighting equipment
Issued 22 May 2025
Resolved
The minimum number of portable fire extinguishers required on a vessel must be acceptable to the cognizant OCMI, but must be not less than the minimum number required by table 1 to § 118.500(b) and other provisions of this section. Fire extinguishers found in incorrect locations per table 1 and vessel's fire control plan. Operator corrected on spot. 46 CFR 118.500 (a)
09 - Working and Living Conditions › 091 - Living Conditions › Other (crew and accommodation)
Issued 4 March 2024
Resolved
Vessel was found with no master key control system, control access, use of master keys, and handling protocols. Develop and implement required master key requirements to the satisfaction of the Marine Inspector.
46 USC 3106
CVC Policy Letter 23-06
05 - Radio Communications › N/A - No Subsystem › Other (radio communication)
Issued 4 March 2024
Resolved
A vessel must comply with the applicable requirements for any radio and Electronic Position Indicating Radio beacon (EPIRB) installations, including the requirements for a station license and installation certificates to be issued by the FCC, as set forth in 47 CFR part 80. Vessel was unable to produced the MMSI that needs to be programed into their radio system for compliance with 80.905(a) Vessel must program their radio with the proper MMSI number to the satisfaction of the Marine Inspector.
46 CFR 121.502
09 - Working and Living Conditions › 091 - Living Conditions › Medical Equipment
Issued 4 March 2024
Resolved
A vessel must carry either a first-aid kit that meets the requirements in 46 CFR 199.175(b)(10) or a kit with equivalent contents and instructions. Vessel did not have the required contents in their med kit as required in ISO 18813.2006(E). Vessel must procure the correct contents to the satisfaction of the Marine Inspector.
46 CFR 121.710
07 - Fire Safety › N/A - No Subsystem › Other (fire safety)
Issued 4 March 2024
Resolved
Rugs and carpets are not permitted in machinery spaces, high risk service spaces, or areas where the spillage or leakage of flammable or combustible liquids is possible including areas immediately adjacent to bar service areas. Vessel has carpet extending to the vessel’s bar area that contains hard liquors. Vessel must remove the carpet to the satisfaction of the Marine Inspector.
46 CFR 116.423(4)(ii)
MTN 01-13
02 - Structural Conditions › N/A - No Subsystem › Decks - cracking
Issued 4 March 2024
Resolved
At each initial and subsequent inspection for certification of a vessel, the owner or managing operator shall be prepared to conduct tests and have the vessel ready for inspections of the hull structure and its appurtenances, including the following: (1) Inspection of all accessible parts of the exterior and interior of the hull, the watertight bulkheads, and weather decks; Vessel was found with a fracture in a weld aft of the stbd side spring line cleat. Vessel must submit repair proposal of the crack to the satisfaction of the Marine Inspector.
46 CFR 115.802(a)(1)
11 - Life Saving Appliances › N/A - No Subsystem › Lifejackets incl. provision and disposition
Issued 4 March 2024
Resolved
An adult life jacket must be provided for each person carried on board a vessel. Vessel was missing two life jackets in the operation station. Vessel received two new lifejackets for the space and installed placards for where they are stored.
46 CFR 117.71(a)
09 - Working and Living Conditions › 092 - Working Conditions › Lighting (Working spaces)
Issued 4 March 2024
Resolved
Each vessel must be equipped with at least two operable portable battery lights. One of these lights must be located at the operating station and the other at the access to the propulsion machinery space. Vessel was missing a portable light at the operation station and both machinery space light batteries needed to be replaced. Vessel POC installed a new portable light for the operation station and replaced batteries in the other lights.
46 CFR 120.430
02 - Structural Conditions › N/A - No Subsystem › Other (Structural condition)
Issued 25 May 2022
Resolved
The construction of a vessel must allow for a seaworthy hull. Vessel struck pier, leading to a 1/4" hole on the starboard bow of the hull.
46 CFR 116.100
07 - Fire Safety › N/A - No Subsystem › Division - decks, bulkheads and penetrations
Issued 22 March 2022
Resolved
Penetrations in A-Class fire control boundaries for pipes must be constructed to prevent the passage of flame and smoke for one hour. A-0 boundary behind fire station #1 has a penetration that does not meet A-Class fire control. Passage of fire station water pipe must be made to meet standard.
07 - Fire Safety › N/A - No Subsystem › Fire doors/openings in fire-resisting divisions
Issued 22 March 2022
Resolved
Fire hazards to be minimized. The general construction of the vessel must be such as to minimize fire hazards insofar as is is reasonable and practicable. Door leading to pantry storage is required to be self closing. MI found that door did not close due to a frozen latch.
07 - Fire Safety › N/A - No Subsystem › Other (fire safety)
Issued 22 March 2022
Resolved
All cable and wire be installed with metal supports spaced not more than 24 inches apart and in such a manner as to avoid chafing and other damage. Hug Engineering monitor in starboard engine room has an incorrectly installed cable run that is not supported and is not properly installed into junction box.
09 - Working and Living Conditions › 092 - Working Conditions › Electrical
Issued 22 March 2022
Resolved
Electrical equipment on a vessel must be installed and maintained to provide services necessary for safety under normal and emergency conditions. During the inspection of the crawl space behind bridge console, MI found dead end wiring, disconnected grounding cables, an uninstalled junction box cover, and several magazines.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Other (machinery)
Issued 22 March 2022
Resolved
Small batteries. Each small battery installation must be
located in a well ventilated space. A small battery
installation must not be in a closet, storeroom, or
similar space. Marine Inspector found battery storage
under bridge deck does not have ventilation. Submit plan
for modification of space that meets ABS Rules for battery installations and venting for small battery
installations on a vessel <90m as per original plan
requirements.
09 - Working and Living Conditions › 092 - Working Conditions › Lighting (Working spaces)
Issued 22 March 2022
Resolved
At each initial and subsequent inspection for certification of a vessel, the owner or managing operator shall be prepared to have the vessel ready for inspection of electrical equipment and systems including lighting. MI discovered bulbs missing in lighting fixture above port side gearbox.
99 - Other › N/A - No Subsystem › Other (Safety in general)
Issued 22 March 2022
Resolved
A vessel must either carry a first-aid kit approved under approval series 160.041 or a kit with equivalent contents and instructions. First aid kit missing aspirin
sea sickness tablets.
09 - Working and Living Conditions › 091 - Living Conditions › Lighting (Accommodation)
Issued 22 March 2022
Resolved
A vessel is inspected for compliance with the standards required by this subchapter. Machinery, equipment, materials, and arrangements not covered by standards in this subchapter may be inspected in accordance with standards acceptable to the cognizant OCMI as good marine practice. Emergency lights on main deck and forward end of second deck are not marked as emergency lighting.
07 - Fire Safety › N/A - No Subsystem › Fire fighting equipment and appliances
Issued 14 May 2020
Resolved
Each portable fire extinguisher on a vessel must contain the minimum required rating as indicated in 46 CFR 118.500 (a) table. Both machinery fire extinguishers are size 10 B:C and are required to be 40 B:C. 46 CFR 118.500 (a)(b).
07 - Fire Safety › N/A - No Subsystem › Fire control plan
Issued 23 April 2019
Resolved
A fire control plan must show structural fire protection boundaries. Vessel fire control plan depicts self-closing fire doors leading to port and starboard engine room hatch spaces, however vessel fire doors into both spaces are not self closing. Vessel must make fire doors self closing to match the approved fire control plan, or amend the fire control plan to accurately show what is in use on the vessel.
07 - Fire Safety › N/A - No Subsystem › Fire doors/openings in fire-resisting divisions
Issued 23 April 2019
Resolved
A door in a bulkhead required to be A-0 Class must be of solid or hollow steel or equivalent material construction, and capable of meeting the requirements of an A-0 Class bulkhead. A-60 self closing fire door for second deck bathroom aft of the operating station had key/locking device removed leaving an open penetration through the A Class fire boundary. Vessel must seal penetration with equivalent material to meet the required A Class fire boundary.
04 - Emergency Systems › N/A - No Subsystem › Emergency, lighting, batteries and switches
Issued 23 April 2019
Resolved
Each vessel must have adequate emergency lighting fitted along the line of escape and must automatically actuate upon failure of the main lighting system. Two emergency lighting fixtures for exit signs in port forward and stbd aft of main deck did not automatically actuate upon main lighting system failure. Vessel must repair extinguished emergency lights.
09 - Working and Living Conditions › 092 - Working Conditions › Protection machines/parts
Issued 23 April 2019
Resolved
At each inspection all observed unsafe practices, fire hazards, and other hazardous situations must be corrected and all required guards and protective devices must be in satisfactory condition. CO2 tank in use for snack bar not secured. Vessel must ensure CO2 tank to be secured in place to handle any adverse sea state or movement.
07 - Fire Safety › N/A - No Subsystem › Fire control plan
Issued 23 April 2019
Resolved
A fire control plan must show structural fire protection boundaries. Vessel fire control plan depicts self-closing fire door leading to starboard side utility room aft of snack bar, however vessel fire door was not self closing. Vessel must make fire door self closing to match the approved fire control plan, or amend the fire control plan to accurately show what is in use on the vessel.
Fire Fighting › Structural Fire Protection - General › Accommodation Space Protection
Issued 13 April 2017
Resolved
Provide A-0 stbd steering hatch or insulate existing hatch to A-0 as indicated on approved plans. Prove rubber between hull and superstructure in stbd steering meets A-0 or submit plan to OCMI to bring up to standard. As an alternative, provide MSC approved plans that reflect as built specification of non-insulated aluminum hatches and rubber boot arrangement.
Documentation › Logs/Records › Operational Procedures for Engines or Equipment
Issued 13 April 2017
Resolved
Provide revised MSC approved FMEA/DVTP/PSTP procedures indicating exact breakers/pin #'s and locations for testing, revise PSTP procedures to eliminate DVTP portions, prove revised procedures if OCMI determines changes warrant new testing.
Documentation › Safety/Response Plans/Programs › General Arrangement Plans
Issued 3 April 2017
Resolved
Provide MSC approved plans for sewage system (revise plan to eliminate discharge reference), lube oil, potable water, HVAC, main engine cooling. Local plan review conducted to permit operations while MSC reviews plans.
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.