EP 139: 46 Sparks, Dream Center Console Build

State of Sportfishing - Billfish Group1h 2mJune 16, 2026
AI-Generated Summary

Mike Grandonico didn't just buy a bigger boat—he engineered a fishing fortress. After 15 years of building boats with Bob Sparks, he commissioned a 46-foot center console that’s essentially a beefed-up Bahama, but with three-inch-thick tower legs, a refrigerated mezzanine seat, and zero sonar. The boat was designed for sailfishing and dead-bait dredging in the Bahamas, where visibility and simplicity trump tech. Mike’s radical choices—no buggy top, no dive door, no generator, no frills—were all deliberate. He prioritized durability, ease of maintenance, and comfort over luxury, even turning the mezzanine into a freezer box and the cabin into a climate-controlled rod storage vault. Despite having no sonar, he catches billfish consistently, relying on radar and bird sightings. His biggest regret? Not installing a Seakeeper. But for a man who once said, 'If God wanted us to have fiberglass boats, he would have given us fiberglass trees,' this is the perfect tool for the job: a no-nonsense, overbuilt, deeply personal machine built for the fish, not the show.

Key Takeaways
1

Built a 46-foot center console with three-inch-thick tower legs for maximum durability and presence

2

Eliminated sonar, generator, and dive door to keep the boat simple, low-maintenance, and dry

3

Designed a refrigerated mezzanine seat that doubles as a fish box and storage vault

4

Used a 12-volt system with no diesel or generator—saving weight, smell, and complexity

5

Fished without sonar and still caught multiple billfish per day by relying on radar and bird sightings

…and 3 more takeaways available in PodZeus

Chapters
0:00
3 min

The Birth of a Dream Boat

When I walked in, I was like, that's it.

Highlight
2:30
3 min

Design Philosophy: No Frills, All Function

It's for fishermen. It's not for taking the wife and the wife's friends.

Highlight
5:00
5 min

The Tower: A Beast Built for the Sea

I had a lot of cracking issues. So really I, I had gone back up to Palm Beach and it was repaired and then we'd break it again.

Highlight
10:00
5 min

The Mezzanine: A Seat That’s Also a Freezer

The entire mezzanine is a refrigerated 12-volt freezer box. It’s designed for comfort, fish storage, and crew ease—no more chest freezers on deck.

15:00
5 min

No Sonar, No Problem: Fishing the Edge

Despite having zero sonar, Mike catches billfish daily by relying on radar, bird sightings, and water patterns. He argues sonar doesn’t help on the edge where they fish.

High-Impact Quotes
Um, I had a lot of cracking issues. So really I, I had gone back up to Palm beach and it was repaired and then we'd break it again.
Mike Grandonico20:44
It's for fishermen. It's not for taking the wife and the wife's friends.
Mike Grandonico0:55
You know, the boat's built for it. I mean, it has a spot for the sea keeper and it has a spot for the generator, but we made it to where it's all open. So it's all storage now.
Mike Grandonico55:06
Speakers

Host

Leo

Guest

Mike Grandonico
Topics Discussed
center console boat design95%sailfishing equipment90%dredge fishing setup88%boat customization85%no sonar fishing82%outboard boat upgrades78%boat storage solutions75%marine refrigeration systems70%
People & Brands

Mike Grandonico

person

12xNeutral

Bob Sparks

person

10xNeutral

Bahama Boatworks

organization

6xNeutral

Garmin

product

5xNeutral

Venture

organization

5xNeutral

Seakeeper

product

4xNeutral

Freeman

organization

4xNeutral

Mercury

product

4xPositive

Spot Zero

product

3xPositive

Yamaha

product

3xNeutral

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