GUIDES · FOR OFFICERS, MASTERS AND SHORE TEAMS
Guides for seafarers
Every NaviBoss guide answers one question with figures from the planner's own data, and shows the date it was built. They are free to read, with no account.
All guides
- Piracy mapevery piracy, war-risk and reporting area, with the latest incidents
- Ports by country192 countries, each listing its port guides with the pilot boarding place, deepest berth, NAVAREA, IALA buoyage region, local time and Port State Control regime.
- Sea distances51 main trade lanes worked out on real shipping lanes, pilot station to pilot station: nautical miles (Rotterdam to Singapore 8,414 nm via Suez), days at sea, the way round Suez or Panama, ECA and war-risk miles.
- Canals and straits39 canals and straits (Suez, Panama, Malacca, Gibraltar, Hormuz, San Bernardino...): where each is, its NAVAREA, the zones there and the miles it saves on real voyages.
- Emission Control AreasEvery IMO Emission Control Area (and China and Korea's national ones) on one dated map and table, with the 0.10% sulphur rule, MARPOL Special Areas, PSSAs and the miles real voyages spend inside ECAs.
- NAVAREA warningsThe 21 NAVAREAs: each area's limits on a map, its coordinator, the countries whose ports lie in it and the voyages through it, plus a country-by-country lookup (which NAVAREA is the Philippines in?).
- ECDIS route converter35 route formats, both directions: a page per ECDIS maker (Furuno, JRC, Kongsberg, Sperry, Transas, Wärtsilä, SIMRAD...) and for RTZ and GPX files, each format with how sure we are that it loads. Import is free.
- Port guidesabout 3,000 ports: pilot, draft, reporting and inspections
Explainers for officers and cadets
- Load line zonesthe zones and seasonal areas of the Load Line Convention, with each one's period
- IALA buoyage regions A and Bred to port or red to starboard, and which countries use which
Plan your own voyage
Pick two ports and NaviBoss works out the route on real shipping lanes, free with an account.
Open the route planner →About our guides
NaviBoss guides are written and checked by maritime industry experts, masters and deck officers. Each one is built from the same data the planner uses, dated, and rebuilt when that data changes. Spotted something wrong? Tell us on the feedback board.
A planning aid, not for navigation. Check official charts and publications, the latest notices and your company's instructions before you rely on any figure here.