1. We have often heard that many accidents at sea are caused by human error. 2. Currently, the Coast Guard is the only agency that investigates fatal accidents at sea . 3. M�tzelburg died on active service on 11 September 1942 following an accident at sea . 4. They fall beneath moving trains, suffocate in sealed rail cars or drown in accidents at sea . 5. A series of fatal accidents at sea had left the service looking sloppy and indifferent to safety. 6. Accidents at sea are common in southeastern Nigeria, where transportation is mostly by rickety boats often overloaded.7. An accident at sea casts him overboard, and he finds himself in the Caribbean city of Port Royale. 8. Mutually inconsistent buoyage systems had proliferated in the 19th and early 20th centuries, leading to many accidents at sea . 9. During the 19th century, the firm acted for the Royal Mail Steam Packet, largely on litigation relating to accidents at sea . 10. Simpson, who testified he had never been in an accident at sea before, said he never believed his actions were unwise.