Port State Control.- Europa   European organization to control ship visiting its ports.

Port State Control.- Asia   Asean organization to control ship visiting its ports.

Port State Control.- South America   SouthAmerican organization to control ship visiting its ports.

USA Coast Guard   Organization that in USA takes care of everything related to sea, incluiding Port State Control. There i a interesting section about maritime casualties

Intertanko   Association of independent tankers Shipowners.

Bunker Prices   Here you can know the bunker prices around the world.

Legazpi   Spanish web about transport. Here there is plenty information about transport with a maritime section. The most of the links are in Spanish.