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DOLPHINS DOWN UNDER II

Passenger (Inspected) · Passenger Ship class · Built 2000s · USCG Heartland District (CGD-H) · Other hulls named DOLPHINS DOWN UNDER II

DOLPHINS DOWN UNDER II is a 2007 passenger vessel (inspected). The Coast Guard has recorded 29 inspections since 2007, most recently in May 2026, along with 38 deficiencies and 2 casualty investigations between 2013 and 2014.

Records from 2007 to 2026. Most recent: inspection, 5 May 2026.

Built: 2007
Last inspected: 5 May 2026
Documentation: Valid · documentation file of 10 September 2026
Inspections: 29
Deficiencies: 38 recorded · 0 without a recorded resolution
Controls: None recorded without a removal date
Casualties: 2 investigations · 2013–2014

Identity

1203065

—

WDD9756

908311

Flag

UNITED STATES

MMSI

367315940

Maury page id

psix-908311

Inspections, by type

…physical examinations26

…administrative events2

…with no type recorded1

Years with a record 17 calendar years (2007–2026)

The 29 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 Passenger Ship class in Maury's sources begin in 1977.

Documentation record

Registered dimensions (L × B × D)45.0 ft × 14.0 ft × 3.5 ft

Registered tonnagegross 11 / net 11

ITC dimensions (L × B × D)Not recorded

ITC tonnageNot recorded

BuilderCORINTHIAN CATAMARANS LLC · TARPON SPRINGS, FL, UNITED STATES · built 2007

Hull materialFRP (Fiberglass)

PropulsionGasoline Outboard

Hull shapeShip

Hull configurationTwin Hull

Hailing portORANGE BEACH, AL

Trade endorsementsCoastwise, unrestricted

DocumentationValid · issued 4 May 2026 · expires 31 May 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 it11 - Simplified, Gross Ton
11 - Simplified, 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

WDK8437MMSI 367315940 · active · compulsorily equipped · granted 18 May 2019, expires 18 May 2029

WDD9756MMSI 367315940 · expired · compulsorily equipped · granted 29 September 2007, cancelled 2 December 2017

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.

Inspection history · 29

5 May 2026 Annual Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 8344237

6 March 2026 Drydock Exam · Administrative Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 8320837

7 April 2025 Annual Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 8106791

1 April 2024 Administrative Inspection · Annual Inspection · Deficiency Check

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 7896469

14 February 2024 Administrative Inspection · Hull Examination · Drydock Exam · Deficiency Check

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 7865615

1 May 2023 Deficiency Check · Administrative Inspection · Annual Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 7678649

18 April 2022 COI Inspection · Deficiency Check · Administrative Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 7434680

1 February 2022 Administrative Inspection · Deficiency Check · Hull Examination · Examination of Repairs · Drydock Exam

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 7388916

5 May 2021 Administrative Inspection · Annual Inspection · DAPI Audit

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 7190030

7 May 2020 Administrative Inspection · Annual Inspection · Deficiency Check · DAPI Audit

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6949665

7 February 2020 Hull Examination · Deficiency Check · Administrative Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6904654

3 May 2019 Deficiency Check · Annual Inspection · Administrative Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6676297

20 March 2018 Administrative Inspection · Internal Structural Exam · Hull Examination

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6375453

20 March 2018 Annual Inspection · Administrative Inspection · Deficiency Check

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6384991

20 June 2017 Deficiency Check

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6184484

24 March 2017 DAPI Audit · Administrative Inspection · COI Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 6110845

27 April 2016 Administrative Inspection · Annual Inspection · Deficiency Check · DAPI Audit

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 5863901

22 February 2016 Hull Examination · Internal Structural Exam · Administrative Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 5819928

20 August 2014 Deficiency Check

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4981910

9 May 2014 Internal Structural Exam · Hull Examination

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4848645

1 May 2014 Annual Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4841266

12 March 2014 Type not recorded

No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4819191

10 May 2012 COI Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4296961

17 February 2012 Hull Examination

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4246662

22 February 2010 Hull Examination

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3683775

12 March 2009 Annual Inspection

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3432107

5 June 2008 Administrative Inspection

Administrative · Sector St Petersburg · USCG Southeast District (CGD-SE) · Activity 3227841

11 December 2007 Plan Review "T" Boat

Administrative · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3115641

7 December 2007 Deficiency Check · Hull Examination · Initial Certification

Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 3111450

Deficiency record · 38

01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)

Issued 6 March 2026 Resolved

A vessel that is exposed to salt water more than three months in any 12 month period since the last examination must undergo a drydock examination and an internal structural at least once every two years. Vessel next scheduled dry dock is past due.

Action required: 17 - Rectify deficiencies prior to departure
Resolved 20 March 2026
Resolution: Completed drydock.

01 - Certificates & Documentation › 012 - Crew Certificates › Medical certificate

Issued 17 April 2024 Resolved

The medical certificate will be issued for various periods of time based upon the endorsements the mariner holds. Marine Inspector observed missing medical card for vessels Captain. Provide evidence of.

Action required: 705 - Other - as specified
Resolved 26 April 2024
Resolution: Vessel rep provided link to NVDIC showing a valid medical certificate. Marine Inspector reviewed and found satisfactory.

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Operation of machinery

Issued 17 April 2024 Resolved

Gauges to indicate engine revolutions per minute, jacket water discharge temperature, and lubricating oil pressure must be provided for all propulsion engines. The gauges must be readily visible at the operating station. Marine Inspector observed gauges not reading while engines were running. Repair.

Action required: 16 - Rectify deficiencies w/in 14 days
Resolved 26 April 2024
Resolution: Vessel rep supplied photographs of new working tachometers. Marine Inspector reviewed and found satisfactory.

05 - Radio Communications › N/A - No Subsystem › VHF EPIRB

Issued 11 May 2023 Resolved

Each vessel certificated to operate on a limited coastwise route within three miles of land in warm water must: Have on board a FCC Type Accepted Category 1 406 MHz EPIRB, installed to automatically float free and activate, and not be required to carry survival craft.Vessel did not have a valid EPIRB on board IAW the vessels COI. Vessel is limited to 1 mile from shore until a valid EPIRB is installed.

Condition: Improper Installation
Action required: 705 - Other - as specified
Due 11 May 2023
Resolved 5 June 2023
Resolution: Vessel rep. sent in an email stating he wishes to continue to operate per his COI and not go more than 1 mile from shore.

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Other (machinery)

Issued 26 April 2022 Resolved

Remote fuel shutoff stations must be marked in clearly legible letters at least 1 inch high indicating purpose of the valve and direction of operation. Label for fuel shut off valve location was partially torn off. Replace label.

Action required: 16 - Rectify deficiencies w/in 14 days
Due 10 May 2022
Resolved 3 May 2022
Resolution: Releabled fuel shut off valve

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Bilge pumping arrangements

Issued 26 April 2022 Resolved

A visual and audible alarm must be provided at the operating station to indicate a high water level in each normally unmanned spaces. The high level visual alarm for the Port aft viewing box space was inoperable. Repair/replace.

Action required: 16 - Rectify deficiencies w/in 14 days
Due 10 May 2022
Resolved 3 May 2022
Resolution: replaced visual alarm light.

09 - Working and Living Conditions › 092 - Working Conditions › Electrical

Issued 23 June 2020 Resolved

Electrical equipment on a vessel must be installed and maintained to protect passengers, crew, other persons, and the vessel from electrical hazards, including fire, caused by or originating in the electrical equipment, and electrical shock. Vessel had exposed wiring in port deck box above MSD tank, and in the midship starboard viewing tank near light fixture.

Action required: 16 - Rectify deficiencies w/in 14 days
Due 7 July 2020
Resolved 17 July 2020
Resolution: Vessel sent in satisfactory evidence of deficiency correction. Vessel properly secured deadend wires.

11 - Life Saving Appliances › N/A - No Subsystem › Buoyant apparatus

Issued 23 June 2020 Resolved

Each item of survival craft equipment must be of good quality, and efficient for the purpose it is intended to serve. Pendants on life float were secured with zip ties, secure with line or rubber band to make utilizing in emergency more effective.

Action required: 16 - Rectify deficiencies w/in 14 days
Due 7 July 2020
Resolved 17 July 2020
Resolution: Vessel sent in satisfactory evidence of deficiency correction. Vessel removed zip ties and replaced them with an easier means of undoing the life float pendants.

11 - Life Saving Appliances › N/A - No Subsystem › Other (life saving)

Issued 23 June 2020 Resolved

Each life ring buoy must be marked with Type II retro-reflective material approved in 46 CFR 164.018. Vessel retro tape is worn and in need of replacement.

07 - Fire Safety › N/A - No Subsystem › Fire fighting equipment and appliances

Issued 21 May 2019 Resolved

02 fire buckets cracked; replace both fire buckets

Condition: Improper/Lack of Maintenance
Action required: 17 - Rectify deficiencies prior to departure
Resolved 13 June 2019
Resolution: Replaced fire buckets

11 - Life Saving Appliances › N/A - No Subsystem › Distress flares

Issued 21 May 2019 Resolved

06 orange smoke distress signals expired; replace.

Condition: Improper/Lack of Maintenance
Action required: 17 - Rectify deficiencies prior to departure
Resolved 13 June 2019
Resolution: Replaced orange smoke distress signals

11 - Life Saving Appliances › N/A - No Subsystem › Lifebuoys incl. provision and disposition

Issued 21 May 2019 Resolved

Ring buoy water light lanyard is approx. one ft in length. Replace with lanyard 3-6 feet long.

Condition: Design Flaw
Action required: 16 - Rectify deficiencies w/in 14 days
Due 4 June 2019
Resolved 13 June 2019
Resolution: Replaced with 6 ft lanyard

Documentation › Certificates/Documents › FCC Safety Radiotelephony Certificate

Issued 23 April 2018 Resolved

All FCC documents need to be corrected and updated. The Call Sign and MMSI are incorrect.

Condition: Invalid
Action required: 50 - Rectify deficiencies w/in 30 days
Due 23 May 2018
Resolved 25 April 2018
Resolution: O/O has attempted multiple times to update FCC document however the FCC has repeatedly informed the O/O that he no longer is required to maintain a Safety Radio Cert.

Navigation › Collision/Grounding Avoidance › Navigation Lights

Issued 23 April 2018 Resolved

Anchor light was in-op. Restricted the vessel to daylight and high visibility operations only.

Condition: Improper/Lack of Maintenance
Action required: 705 - Other - as specified
Due 23 May 2018
Resolved 25 April 2018
Resolution: Recieved picture: ALL SAT

Lifesaving › Lifebuoys › Serviceable

Issued 11 May 2017 Resolved

Replace 01 retroreflective tape on lifebuoy. IAW 46 CFR 180.70.

Action required: 705 - Other - as specified
Due 12 June 2017
Resolved 19 June 2017
Resolution: Verified that retroreflective tape on 01 lfebouy was replaced.

Lifesaving › Lifefloat › Floating Electric Waterlight

Issued 11 May 2017 Resolved

Life floats water light tether must be attached around the body of the float and be at least 18’ long. Each life float must be individually attached to the painter by a line long enough that each float can float without contacting each other. IAW 46 CFR 180.137/175.

Action required: 705 - Other - as specified
Due 12 June 2017
Resolved 19 June 2017
Resolution: Verified that water light tether was attached around the body of the life float and was atleast 18' long. Verified that each life float was individually attached to the painter by a line long enough that each float can float without contacting each other

Communications › Alarms/Indicators › High Water Alarm

Issued 11 May 2017 Resolved

Portside aft viewing port and port aft compartment bilge high water alarm visual and audible alarm needs to function properly. IAW 46 CFR 182.530.

Action required: 705 - Other - as specified
Due 12 June 2017
Resolved 19 June 2017
Resolution: Verified that aft viewing port and port aft compartment bilge high water alarm visual and audible alarm was functioning properly.

Communications › Radio Communications › VHF Radiotelephone

Issued 11 May 2017 Resolved

Install GPS and MMSI to VHF-DSC. IAW 46 CFR 184.502.

Action required: 705 - Other - as specified
Due 12 June 2017
Resolved 19 June 2017
Resolution: Verified that GPS and MMSI was installed to VHF-DSC.

Electrical › Electric Supply System (service) › Battery Installation

Issued 23 May 2016 Resolved

Replace connections on battery terminal with permanent type connectors IAW 46 CFR 183.350

Condition: Improper Installation
Action required: 705 - Other - as specified
Due 30 May 2016
Resolved 24 May 2016
Resolution: Battery terminal connections made permanent.

Navigation › Piloting/Steering › Marine Charts

Issued 23 May 2016 Resolved

Marine Chart not up-to-date. Replace with updated chart IAW 46 CFR 184.420

Condition: Invalid
Action required: 705 - Other - as specified
Due 30 May 2016
Resolved 24 May 2016
Resolution: Provided updated charts.

Navigation › Piloting/Steering › Inland Navigation Rules

Issued 23 May 2016 Resolved

Provide updated copy of Navigation Rules IAW 46 CFR 184.420

Condition: Invalid
Action required: 705 - Other - as specified
Due 30 May 2016
Resolved 24 May 2016
Resolution: Purchased new copy of Nav Rules.

Lifesaving › Lifebuoys › Buoyant Lifeline

Issued 23 May 2016 Resolved

Waterlight line was not sufficient. Replace with proper line IAW 46 CFR 180.70.

Condition: Invalid
Action required: 705 - Other - as specified
Due 30 May 2016
Resolved 8 June 2016
Resolution: Waterlight line given approval by OCMI.

Construction/Loadline › Hull › Girder

Issued 9 May 2014 Resolved

Replace rotten/wasted wood in starboard forward/Aft view ports and portside forward viewing port in way of the ladder supports.

Action required: 705 - Other - as specified
Due 9 June 2014
Resolved 20 August 2014
Resolution: All rotten and wasted wood has been replaced with new pressure treated wood and sealed with 5200.

Engineering › Bilge Water Management System › Hose