Marine Knowledge
Practical how-to guides, buying advice and maintenance know-how for life on the water.
LatestSafety & Seamanship
A practical pre-departure checklist covering required equipment, communications, navigation, emergency gear and checks for coastal or offshore trips.
Read articleMatch an autopilot to hydraulic, mechanical or steer-by-wire steering by cylinder volume, displacement, drive type and network compatibility.
Read articleChoose a fixed or handheld marine VHF radio by DSC, internal GPS, AIS, antenna installation, MMSI and destination-country requirements.
Read articleCompare radar and AIS detection, identification and limitations, and understand why one system does not completely replace the other.
Read articleChoose the correct transducer mounting style and avoid turbulence, deadrise and hull-material mistakes that reduce sonar performance.
Read articleSee how side imaging and down imaging sonar differ in beam direction, coverage, screen interpretation and real-world fishing use.
Read articleUnderstand how CHIRP sonar sweeps frequencies, why target separation improves and what to check when matching a transducer to a display.
Read articleCompare fish finders, chartplotters and combination displays by function, hardware, navigation capability and the way you use your boat.
Read articleEstimate marine air-conditioner BTU requirements by cabin size, climate and deck level, then verify power, seawater flow and ducting.
Read articleCalculate trolling-motor thrust from loaded boat weight, choose the right shaft length and match 12V, 24V or 36V battery requirements.
Read articleExpert support
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