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44 guides

Guides for boat owners

Maintenance, rules and prices.

What does it cost?

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How much does winter boat storage cost?

Yards' own price lists: outdoor winter storage 165–441 kr per m² per season. Separate lifting prices from 670 kr. Compare what's included.

4 min read

Marine engine servicing: price examples and what the quote should include

Published outboard service prices for 2026/2027. See the difference between labour, parts and winterising before you compare quotes.

3 min read

Launch and haul-out prices: lift, washing and extras

Stegeborg's published 2026 lift prices show how size, standard hours and hull washing affect the total. Compare the full season cost.

3 min read

Boat insurance: compare price, excess and winter cover

How to compare boat insurance quotes on the same details and check engine damage cover, theft requirements, lifting and winter storage.

3 min read

Pre-purchase survey: price, scope and terms before buying a boat

Price guidance from the surveyors' own association and a concrete checklist for ordering an out-of-water survey, sea trial and report.

3 min read

Berths – how to find one, waiting lists and what it costs

Municipal harbour, boat club or private marina? How the waiting lists work, what affects the fee and how to find available berths near you.

3 min read

Running aground – what to do right away and what it can cost

Stop, check for leaks, call for help if needed and document everything. A checklist after running aground, common damage to drives and keels, and how insurance works.

3 min read

Calculate your boat's fuel consumption per nautical mile and per trip

Measure litres per hour and divide by speed in knots. Worked examples for litres per nautical mile, trip cost and why catalogue figures aren't enough.

3 min read

Boat operator's certificate and boat licence – what are the requirements?

Do you need a boating licence? Boat Driving Licence, Coastal Skipper Certificate and personal watercraft licence – what's required and when.

3 min read

Repairing gelcoat – scratches, stone chips and cracks

How to repair gelcoat yourself: assess the damage, sand, fill with gelcoat filler, sand in stages and polish. Plus when it's a job for the boatyard.

3 min read

Rules for leisure boats

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Boat operator's certificate and boat licence – what are the requirements?

Do you need a boating licence? Boat Driving Licence, Coastal Skipper Certificate and personal watercraft licence – what's required and when.

3 min read

Coastal Skipper certificate (Kustskepparintyg) – what it is and how to get it

The Coastal Skipper certificate (Kustskepparintyg) from NFB: qualifies you for leisure boats of at least 12 × 4 metres at night and in exposed waters. Requirements, exam format, cost and practical boat training.

3 min read

Personal watercraft licence – rules, age and cost

Since 1 May 2022, a licence is required to operate a personal watercraft. Age limit, course length, fees and where you may ride – according to Transportstyrelsen.

3 min read

Boating under the influence – alcohol limit and which boats are covered

A 0.2 per mille limit applies to boats that do at least 15 knots or are at least 10 metres long. How the drunk-boating rules and checks work.

3 min read

Life jackets – rules, types and how to choose

50, 100, 150 or 275 Newton? How to choose the right life jacket, what CE marking and EN ISO 12402 mean, and how to check inflatable life jackets.

3 min read

Boat toilet waste – rules and pump-out

Discharging toilet waste from leisure boats is prohibited. Here's how the rules, pump-out and harbours' responsibilities work.

3 min read

Holding tank pump-out and pump-out stations – how to do it

Discharging toilet waste from leisure boats is prohibited in Sweden. How pump-out works, how to find a station and what your boat needs.

3 min read

Bottom painting – rules for antifouling paint

Which antifouling paints can you use on the east coast, the west coast and in lakes? Plus brush washing, TBT and safe scraping.

3 min read

Boat on a trailer: don't confuse licence limits with your car's towing capacity

B, B96 and BE for boat trailers: gross weight determines the licence, while actual weight and the car's limits decide what you may load.

3 min read

VHF certificate (SRC) and VHF channels – what you need

What paperwork you need for a VHF on a leisure boat, how to get an SRC certificate and a licence from PTS, and which channels to use for distress and calling.

3 min read

Safety equipment on board – what the law requires and what you should carry

Few things are legal requirements on a Swedish leisure boat, but navigation lights, a sound signal and life jackets still matter. Checklist in table form for boats under and over 12 metres.

4 min read

Right-of-way rules at sea – who gives way?

Powerboat vs sailboat, head-on, crossing and overtaking: the give-way rules in the COLREGs explained with a table, plus what applies in narrow channels.

3 min read

Navigation marks in Sweden – lateral, cardinal and special marks

How to read Swedish navigation marks: red and green lateral marks, cardinal mark topmarks and lights, isolated danger marks and yellow special marks. With table.

3 min read

Boat engines: service and faults

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Replacing the impeller – when, how and signs of wear

The impeller cools the engine. How to tell it's worn, how to change it, and what to keep on hand.

3 min read

Changing the oil in your boat engine – inboard and outboard

How to change the engine oil and oil filter on inboards and four-stroke outboards, and where to dispose of the waste oil.

3 min read

Changing gearcase oil in outboards and sterndrives – quantity, oil type and steps

Gearcase oil for outboards and sterndrives: the oil type, quantity and filling method depend on the model. See manual examples and how to deal with milky oil.

3 min read

When should your outboard be serviced? Intervals from five brands

Compare service intervals from Yamaha, Mercury, Suzuki, Honda and Tohatsu. The model and whichever comes first – hours or calendar time – decide.

3 min read

Drive bellows: when they need replacing and what the job involves

Tell the U-joint bellows from the exhaust bellows, identify the drive and order the right kit. How to plan a bellows replacement without gambling on the seal.

3 min read

Boat engine temperature alarm: secure the boat and find the cooling fault

What to do immediately if the engine overheats, and how to tell a blocked raw-water flow from a fault in the engine's closed cooling system.

3 min read

Propeller losing grip: cavitation or ventilation?

The difference between cavitation and ventilation, how to react when the engine over-revs, and what to check before changing the propeller.

3 min read

E10 or alkylate petrol in your boat engine? Choose by the manual and oil system

E10 approval is model-specific. Distinguish between ethanol content, octane rating and two-stroke oil before choosing pump petrol or alkylate petrol.

3 min read

Choose a propeller by pitch, diameter and WOT rpm

Read the propeller markings, calculate pitch and slip, and test-run against the engine's specified wide-open-throttle range.

3 min read

Winterize your boat engine – step by step

How to winterize inboard and outboard engines: antifreeze, oil, fuel, impeller and battery.

3 min read

Winterising your outboard – step by step

Flush, stabilise the fuel, change the oil and store the engine upright. How to get your outboard through the winter.

3 min read

Replacing a sacrificial anode – zinc, aluminium or magnesium?

Which anode suits fresh, brackish and salt water, when to replace it and what to keep in mind when fitting it.

3 min read

The boating year month by month

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More guides

Used outboard: checks, serial number and actual year of manufacture

Check ownership, cold start and gearcase before you buy. How to use the model plate and serial number with Yamaha, Mercury, Suzuki, Honda and Tohatsu.

4 min read

Your boat's 12-volt system and batteries – starting, consumption and charging

Starting battery or house battery, lead-acid, AGM or lithium? How to calculate power needs, charge correctly and track down the fault when the engine won't start.

3 min read

Guest harbours – how staying in a guest harbour works

Mooring, harbour fees, shore power, pump-out and rules in guest harbours. Plus how to find guest harbours along the coast and when anchoring in a natural harbour is an alternative.

3 min read

Find the engine number on a Volvo Penta

Where are the type plate and serial number on a Volvo Penta engine, and why do you need them to get the right manual and spare parts?

3 min read

Knots for boat owners – 8 knots you'll actually use

Bowline, figure-eight knot, round turn and two half hitches, reef knot, sheet bend, bollard hitch, slipped knot and cleating: when to use them and how to tie them, step by step.

3 min read

Buying a used boat – checklist

What to check before buying a used boat: hull, engine, paperwork, contract and ownership.

3 min read

Shore power on board – how to connect 230 V safely

RCD, the right cable, CEE plug and galvanic isolator: how to get shore power on board without the risk of shock, fire or corrosion.

3 min read

Sell your boat with a clear price, a contract and a safe handover

Prepare the listing, document the condition and write a clear boat sale contract. A practical checklist for private sales and handover.

3 min read

Tools

Knots

Boating glossary