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boatbuildlog

Design

Oysta 30

Designed by Sam Devlin

A 30 ft double-ended motorsailer by Sam Devlin in the North Sea troller tradition. One was built at the Devlin shop many years ago and spent years in British Columbia with a documentary film maker and his family. The page tells how thieves flooded it at its mooring, yet it was found only half submerged, bailed out and rebuilt. The Oysta 30 later inspired the 29 ft Rover power cruisers, which share the double-ended hull.

Full plans were never completed and only downloadable study plans are sold, with no published dimensions beyond the nominal length. A boat like this is experienced-amateur territory. As a rule of thumb, expect 3,000 to 5,000 hours over several years. Real hours from logged builds are below.

What building a Oysta 30 actually takes

Medians from the build logs kept on this site, not the designer’s estimate. Nobody has logged this boat here yet, so they are empty until the first builder does.

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Build logs
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Launched
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Median hours
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Median months

Those medians firm up as more people log this boat.

Builds of this boat

Nobody has logged a Oysta 30 here yet.

If you are building one, yours becomes the reference: the page the next person building this boat finds when they search for it. One photo and one line is a valid first entry.

Start the first log of this boat

Boats like this one

Same type, closest in length.

Design Plans from LOA Logs
30 ft Beaching Cruiser Benford Design Group 30′ 0″ (9.14 m) 0
30 ft Deadrise Boat Petrel Benford Design Group 30′ 0″ (9.14 m) 0
30 ft Friday Harbor Ferry & Waterbed 30 Benford Design Group 30′ 0″ (9.14 m) 0
30 ft Seagoing Powerboat or Ship Benford Design Group 30′ 0″ (9.14 m) 0
30 ft Twin Screw Cruiser Benford Design Group 30′ 0″ (9.14 m) 0
Bandido Glen-L Marine 30′ 2″ (9.2 m) 0