USCG COI TOUR BOATS
Tour Boats Designed for Exploration, Sightseeing, and Unforgettable Experiences
It’s Not Just About the Parties at Sculpin Marine. While we’ve made a name for ourselves with party-centric boats, our versatile pontoon-style designs are also perfect for water taxis, sightseeing tours, and eco-adventures. Whether you need a Certificate of Inspection (COI) tour boat for protected or partially protected waterways, we build vessels that prioritize stability, efficiency, and passenger comfort.
Our boats are designed with operators in mind, ensuring easy boarding, quick offloading, and ample space for movement—all while maintaining durability and a streamlined layout for safe, smooth operation. If you’re looking for a customizable, COI-compliant tour boat, you’ve come to the right place.
Engineered for Reliability and Seamless Excursions
Custom-Built COI Boats for Your Tour OperationSimplicity Meets Functionality
This 27′ boat delivers comfort and efficiency in a smaller footprint.
- Canopy for Shade: A powder-coated aluminum canopy provides shade while maintaining an open-air experience.
- Smart Storage & Seating: Lockable waterproof powder-coated aluminum storage boxes double as seating for 28 passengers.
- Reliable Performance: Powered by dual 90HP motors, ensuring smooth, efficient operation.
- Accessible Design: Three boarding doors allow easy passenger entry and exit.
Tour Boat: 27’ x 11.5’ Deck
Rated for 28 Passengers & 2 Crew (Protected Waterways)

Simplicity Meets Functionality
This 27′ boat delivers comfort and efficiency in a smaller footprint.
- Canopy for Shade: A powder-coated aluminum canopy provides shade while maintaining an open-air experience.
- Smart Storage & Seating: Lockable waterproof powder-coated aluminum storage boxes double as seating for 28 passengers.
- Reliable Performance: Powered by dual 90HP motors, ensuring smooth, efficient operation.
- Accessible Design: Three boarding doors allow easy passenger entry and exit.
Every Detail Counts in Crafting the Perfect Tour Boat
Designed with both passengers and operators in mind, this vessel ensures smooth operations while delivering an unforgettable experience on the water.
- Optimized for Speed & Efficiency: Quick boarding at the dock and a swift ride to the manta ray dive site mean more time enjoying the experience.
- Adventure-Ready Layout: Sturdy ladders and multiple offloading points provide seamless water entry and exit, making every excursion hassle-free.
- Built for Nighttime Excursions: Enhanced stability and strategic lighting ensure a safe and immersive wildlife encounter after dark.
This tour boat is built for performance, versatility, and unforgettable adventures.
Tour Boat: 37’ x 11.5’ Deck
Rated for 36 Passengers & 2 Crew (Partially Protected Waterways)
This vessel was designed for sightseeing tours in Hawaii. The operator required a boat that can be trailered daily, making weight and dimensions critical considerations.

Every Detail Counts in Crafting the Perfect Tour Boat
Designed with both passengers and operators in mind, this vessel ensures smooth operations while delivering an unforgettable experience on the water.
- Optimized for Speed & Efficiency: Quick boarding at the dock and a swift ride to the manta ray dive site mean more time enjoying the experience.
- Adventure-Ready Layout: Sturdy ladders and multiple offloading points provide seamless water entry and exit, making every excursion hassle-free.
- Built for Nighttime Excursions: Enhanced stability and strategic lighting ensure a safe and immersive wildlife encounter after dark.
This tour boat is built for performance, versatility, and unforgettable adventures.
