Vessel Profile

HOS Mauser

HOS Mauser
Photo: George Schneider photo 02 April, 2026 San Diego CA USA

Story

This oilfield supply vessel was built in 2008 by North American Fabricators in Houma, LA.

Historical Notes

George Schneider states (Email to Nauticapedia 24/05/2024) that "I hope to get better shots of her, but a newcomer to the Navy support fleet is the HOS MAUSER (ON 1211932 / IMO 9515852.) She's new to the Hornbeck fleet, one of more than 100 supply boats built by Chouest at their own shipyards to a similar, recognizable design, although they varied in length from 220 to 300 feet in length due to varying lengths of midsections built into them. This was one of the later units, built at 280 feet, and originally named GáVEA, a Brazilian place-name, indicating that she was originally built for charter to Petrobras during its offshore expansion boom that quickly fell on its face under a cloud of corruption."

Owners & Masters

Built by Chouest group for use in Brasil. 2008-2023 owned by Nautical Solutions LLC (Chouest Group) of Galliano LA USA. 2023-2026 owned by Hornbeck Offshore Services LLC of Covington LA USA and chartered to the U. S. Navy for special operations

Name Significance

Gavea is a hill and an affluent neighborhood in Rio de Janeiro, Brasil.

References

  • cgmix.uscg.mil ↗ (website viewed 18/05/2025)
  • Record of the American Bureau of Shipping online, accessed 28Apr2026.
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