Algoluna
Algoluna (2023-Present)
![Finally was able to catch the MT Algoluna with her new Algoma Blue Paint Job! She is on her way to Sarnia 8-30-2025 [Carson Last]](https://www.boatnerd.com/wp-content/uploads/cache/2025/08/Finally-was-able-to-catch-the-MT-Algoluna-with-her-new-Algoma-Blue-Paint-Job-She-is-on-her-way-to-Sarnia-8-30-2025-Carson-Last/2659876886.png)
Finally was able to catch the MT Algoluna with her new Algoma Blue Paint Job! She is on her way to Sarnia 8-30-2025 [Carson Last]
![1107…Mar 16, 2025…Algoluna on the windswept St. Clair River by Marysville making her way up from Nanticoke towards Sarnia [Doug Dumas]](https://www.boatnerd.com/wp-content/uploads/cache/2025/03/1107…Mar-16-2025…Algoluna-on-the-windswept-St_-Clair-River-by-Marysville-making-her-way-up-from-Nanticoke-towards-Sarnia-Doug-Dumas/1150065688.png)
1107…Mar 16, 2025…Algoluna on the windswept St. Clair River by Marysville making her way up from Nanticoke towards Sarnia [Doug Dumas]
![01-22-2025
The Algoluna arriving in the Port of Green Bay with a load of fuel. USCG Mobile Bay breaking ice and escorting in from the Bay of Green Bay to the Fox River. Once in the Fox River the task of turning her around to back into the fuel dock was started. She was assisted by Great Lakes tugs Florida and Washington. Once at the dock the USCG Mobile Bay returned north out into the Bay of Green Bay to wait her departure.
Todd Haltaufderheid – Algoma, WI [1]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-1/3833949093.png)
01-22-2025
The Algoluna arriving in the Port of Green Bay with a load of fuel. USCG Mobile Bay breaking ice and escorting in from the Bay of Green Bay to the Fox River. Once in the Fox River the task of turning her around to back into the fuel dock was started. She was assisted by Great Lakes tugs Florida and Washington. Once at the dock the USCG Mobile Bay returned north out into the Bay of Green Bay to wait her departure.
Todd Haltaufderheid – Algoma, WI [1]
Birgit Knutsen (2010-23)
Vessel Details
| IMO No. | 9483516 |
| Year Built | 2010 |
| Builder | Jiangnan Shipyard Co., Ltd. (Shanghai, China) |
| Length | 473′ / 114.18m |
| Beam | 75’6″ / 23.3m |
| Depth | 40’8″ / 12.4m |
| Midsummer Draft | 29’3″ / 8.92m |
| Cargo Pumps | 12 pumps @ 300 m³/hr each |
| Capacity | 120,525 bbl / 19,162 m³ / 19,160 t |
| Engine Power | 8,448 bhp diesel |
| Previous Names | Birgit Knutsen (2010-23) |
| Previous Fleets | Knutsen Tanker Group (2010-23) |

![Algoluna unloading at the US Oil Fox River Terminal in Green Bay, WI, in2024. [Chris Mazzella]](https://www.boatnerd.com/wp-content/uploads/cache/2026/05/Algoluna-unloading-at-the-US-Oil-Fox-River-Terminal-in-Green-Bay-WI-in2024_-Chris-Mazzella/1637021983.jpg)

![Algoluna 8-9-2025 [Russ Hill]](https://www.boatnerd.com/wp-content/uploads/cache/2025/08/Algoluna-8-9-2025-Russ-Hill/832861396.png)
![Algoluna [Amy Daggett-Ship Junkies]](https://www.boatnerd.com/wp-content/uploads/cache/2025/08/Algoluna-Amy-Daggett-Ship-Junkies/868028363.png)
![Mobile Bay & Algoluna Green Bay arrivial 1-22-2025 [Todd Haltaufderheid] [7]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-7/4020425867.png)
![Mobile Bay & Algoluna Green Bay arrivial 1-22-2025 [Todd Haltaufderheid] [6]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-6/3615200124.png)
![Mobile Bay & Algoluna Green Bay arrivial 1-22-2025 [Todd Haltaufderheid] [5]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-5/2405115724.png)
![Mobile Bay & Algoluna Green Bay arrivial 1-22-2025 [Todd Haltaufderheid] [4]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-4/216315893.png)
![Mobile Bay & Algoluna Green Bay arrivial 1-22-2025 [Todd Haltaufderheid] [3]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-3/3498970431.png)
![Mobile Bay & Algoluna Green Bay arrivial 1-22-2025 [Todd Haltaufderheid] [2]](https://www.boatnerd.com/wp-content/uploads/cache/2025/01/Mobile-Bay-Algoluna-Green-Bay-arrivial-1-22-2025-Todd-Haltaufderheid-2/3164987285.png)
![Algoluna upbound on the St. Clair River at Marine City, MI. Her destination is Sarnia, ON. - Oct 14, 2024 [Don Detloff]](https://www.boatnerd.com/wp-content/uploads/cache/2024/10/Algoluna-upbound-on-the-St_-Clair-River-at-Marine-City-MI_-Her-destination-is-Sarnia-ON_-Oct-14-2024-Don-Detloff/3444341514.png)

![Algoluna [Chuck Zentmeyer] 5-9-2024](https://www.boatnerd.com/wp-content/uploads/cache/2024/05/P3875-Algoluna-Chuck-Zentmeyer-5-9-2024/466229476.png)
![Algoluna departing Green Bay for Nanticoke [Jon Vandyke] 3-25-2024](https://www.boatnerd.com/wp-content/uploads/cache/2024/03/P3102-Algoluna-departing-Green-Bay-for-Nanticoke-Jon-Vandyke-3-25-2024/3722884388.png)
![Algoluna [Paul R. Murray] 2-19-2024](https://www.boatnerd.com/wp-content/uploads/cache/2024/02/Algoluna-Paul-R_-Murray-2-19-2024-1/1389651840.png)
![Algoluna [Paul R. Murray] 2-19-2024](https://www.boatnerd.com/wp-content/uploads/cache/2024/02/Algoluna-Paul-R_-Murray-2-19-2024/64027998.png)
![Algoluna [Marc Dease]](https://www.boatnerd.com/wp-content/uploads/cache/2024/02/Algoluna-Marc-Dease-2/1094280239.png)
![Algoluna [Marc Dease]](https://www.boatnerd.com/wp-content/uploads/cache/2024/02/Algoluna-Marc-Dease-1/1113644899.png)
![Algoluna [Marc Dease]](https://www.boatnerd.com/wp-content/uploads/cache/2024/02/Algoluna-Marc-Dease/3376565415.png)
![Algoluna @ Milwaukee 2-4-2023 [John N. Vogel]](https://www.boatnerd.com/wp-content/uploads/cache/2024/02/Algoluna-@-Milwaukee-2-4-2023-John-N_-Vogel/2215317807.png)
![Algoluna [Chuck Zentmeyer]](https://www.boatnerd.com/wp-content/uploads/cache/2024/01/Algoluna-Chuck-Zentmeyer/149190714.png)
![Algoluna {Chuck Zentmeyer] 1-5-2024](https://www.boatnerd.com/wp-content/uploads/cache/2024/01/Algoluna-Chuck-Zentmeyer-1-5-2024/1847226193.png)
