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Nautilus Excursions 

 240 Jefferson Street, San Francisco, CA 94133, United States–

Nautilus Excursions 

San Francisco, CA, United States
–
30 feet
10

If you’re looking for a fun, family-friendly day on the water, Nautilus Excursions is the perfect choice for an unforgettable coastal adventure. With nearly 20 years of charter experience, Captain Ron Koyasako knows how to create a relaxed, safe, and enjoyable trip for guests of all ages, going the extra mile to make every outing memorable.

Step aboard a spacious 30 ft Island Hopper designed for comfort and stability, accommodating up to 10 guests plus 2 crew. The large open deck offers plenty of seating and room to move, making it ideal for families, small groups, celebrations, or casual cruising. A clean onboard restroom adds extra convenience for longer trips.

Powered by a reliable 480HP Cummins engine, this vessel delivers smooth and confident cruising. Safety is a top priority, with a life raft and full safety equipment onboard for peace of mind.

Guests are welcome to bring their own food and drinks in a small cooler, making it easy to customize your experience and enjoy your favorite snacks while out on the water. The captain and first mate are friendly, professional, and especially welcoming to children.

Whether you want a laid-back cruise, quality family time, or a fun day exploring the water, Nautilus Excursions delivers the perfect setting.

Book today and secure your spot for a truly enjoyable boating experience with Captain Ron.

If you’re looking for a fun, family-friendly day on the water, Nautilus Excursions is the perfect choice for an unforgettable coastal adventure. With nearly 20 years of charter experience, Captain Ron Koyasako knows how to create a relaxed, safe, and enjoyable trip for guests of all ages, going the extra mile to make every outing memorable.

Step aboard a spacious 30 ft Island Hopper designed for comfort and stability, accommodating up to 10 guests plus 2 crew. The large open deck offers plenty of seating and room to move, making it ideal for families, small groups, celebrations, or casual cruising. A clean onboard restroom adds extra convenience for longer trips.

Powered by a reliable 480HP Cummins engine, this vessel delivers smooth and confident cruising. Safety is a top priority, with a life raft and full safety equipment onboard for peace of mind.

Guests are welcome to bring their own food and drinks in a small cooler, making it easy to customize your experience and enjoy your favorite snacks while out on the water. The captain and first mate are friendly, professional, and especially welcoming to children.

Whether you want a laid-back cruise, quality family time, or a fun day exploring the water, Nautilus Excursions delivers the perfect setting.

Book today and secure your spot for a truly enjoyable boating experience with Captain Ron.

Ron Koyasako
Captain
Ron Koyasako
ID & credentials verified
responds within an hour

Customer reviews

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FAQs about Nautilus Excursions

Nautilus Excursions offers the following trips to customers:
  • US $400 per group - 2 Hour – Ash Scatterings (2 hours)
  • US $600 per group - 2 Hour – Bay Tour (2 hours)
When you book a trip with Nautilus Excursions, you can expect the following amenities onboard:
  • GPS
  • VHF Radio
  • Radar
  • Wheel Steering
  • Life Jackets
  • Ice Box
  • Fishfinder
  • Baitwell Live bait when available.
  • Rod Holders
Trips booked with Nautilus Excursions include:
  • Fishing Equipment
  • Catch cleaning & filleting
Nautilus Excursions offers the following activities:
  • Boat & Yacht Tours

Your operator

Ron Koyasako
Ron Koyasako

San Francisco, California, United States

ID & license verified
Member since May 2026

Ron Koyasako is the captain of a 30 ft Island Hopper based in San Francisco, offering memorable and comfortable boat tours along the Bay. With a focus on great service and a relaxed on-the-water experience, he ensures every trip is enjoyable from start to finish. Whether you're sightseeing or simply enjoying the open water, Captain Ron delivers a smooth and unforgettable adventure.

Ron Koyasako
Ron Koyasako
Fully verified
2026
member since
Ron Koyasako is the captain of a 30 ft Island Hopper based in San Francisco, offering memorable and comfortable boat tours along the Bay. With a focus on great service and a relaxed on-the-water experience, he ensures every trip is enjoyable from start to finish. Whether you're sightseeing or simply enjoying the open water, Captain Ron delivers a smooth and unforgettable adventure.

What the boat is like

Boat category
Speed boats
Boat type
Deck boat
Boat manufacturer
Island Hopper
Boat Model
30
Year built
2015
Boat length
30 ft
Capacity
10 persons
Engine model
Cummins
Max crusing speed
25 knots
Powered by
1 x 480HP
Engine Type
Inboard
Fuel Type
Diesel
Number of cabins
1 cabin
Number of berths
1 berth
Number of heads
1 head
Number of toilets
1 toilet
Boat category
Speed boats
Boat type
Deck boat
Boat manufacturer
Island Hopper
Boat Model
30
Year built
2015
Boat length
30 ft
Capacity
10 persons

Which kind of activities are offered

Boat & Yacht Tours

Which amenities are available onboard

GPS
VHF Radio
Radar
Wheel Steering
Life Jackets
Ice Box
Fishfinder
Baitwell
Live bait when available.
Rod Holders

What’s allowed on the boat

Child Friendly
No min age. Infants need to bring their own vests.
What's included in the trip price
Fishing Equipment
Daiwa rods and reels.
Catch cleaning & filleting
Included.

What additional terms you should be aware of

Security deposit is not required

A refundable deposit is not required by the charter operator.


Fuel is included

Fuel is included in the price of the rental.

How cancellations work

Free cancellation up to 7 days prior to trip

You can cancel or modify your booking up to 7 days before the trip date, free of charge. If you cancel or modify your booking later, or fail to show up, you'll forfeit 100% of what you've paid.

More details

How you can pay

Reserve with a 10% booking deposit, pay the captain the rest

When the captain confirms your trip, BoatBooker charges your credit card a 10% booking deposit to guarantee your reservation.

The remaining balance is to be paid directly to the charter operator on or prior to your trip date in one of the following payment methods:

 Cash

 Visa

 Mastercard

When paying the remaining balance with a credit card, an additional 3% charge will apply.

Compare similar boating charters

Current
Nautilus Excursions
Nautilus Excursions
New
30 feet
Group size 1 - 10
1 - 10
2 hour trip • up to 10 persons
US $400