1.   It is negotiating with the Woods Hole Oceanographic Institute to build a small robot submarine that will be used to survey the aqueduct.

2.   Scientists, meanwhile, use it to monitor live video and data signals from robot submarines on the ocean floor.

3.   Technologies ranging from robot submarines to three-dimensional computer maps are reducing the cost of finding petroleum.

4.   A robot submarine took Sunday the first video pictures of the sunken ferry Estonia, crew from the Finnish ship Halli overseeing the operation said.

5.   A small robot submarine has also inspected all parts of the ship from the holds to the stateroom occupied by Lord Ismay, president of the White Star Line.

6.   British customs officers are using robot submarines to detect packets of drugs welded to the hulls of ships, The Times reported Saturday.

7.   Salvage experts were awaiting an improvement in weather conditions before sending two robot submarines down to relay pictures of the wreck, located Friday by a Finnish sonar ship.