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.