VesselFinder provides real-time ship tracking worldwide using AIS system. Service shows ship location, direction, speed, size and type. Data comes from AIS receivers worldwide, including coasts and satellites. Offers both free and premium services with detailed information
Oil tankers transport crude oil and refined products worldwide. Crude tankers move unrefined oil from extraction to refineries. Product tankers carry refined products from refineries to markets. Tankers range from 10,000 to 550,000 DWT
Cargo ships carry goods between ports worldwide. Modern cargo ships are built of welded steel, typically 25-30 years old. Cargo and freight terms are interchangeable in casual usage
Åland is Finland's smallest region, covering 1,580 km² with 30,129 inhabitants. Located in Baltic Sea archipelago, comprising 60-80 inhabited islands. Capital Mariehamn serves as administrative center. Swedish is official language, with 86% of population speaking it
Fuel oil includes distillates and residues from petroleum distillation. Six main fuel grades exist: 1-6 based on viscosity and boiling point. Diesel fuel is most common in Europe, used in cars, SUVs, and trucks. Residual fuel oil is cheapest but requires special heating systems
Ship displacement is its weight calculated using Archimedes' principle. Displacement is measured indirectly by calculating water displacement volume. Modern measurements use tonnes instead of traditional long tons