44-- WATER TRANSPORTATION



441- DEEP SEA FOREIGN TRANSPORTATION OF FREIGHT

4412 Deep Sea Foreign Transportation of Freight



442- DEEP SEA DOMESTIC TRANSPORTATION OF FREIGHT

4424 Deep Sea Domestic Transportation of Freight



443- FREIGHT TRANSPORTATION ON THE GREAT LAKES-St. LAWRENCE SEAWAY

4432 Freight Transportation on the Great Lakes-St. Lawrence Seaway



444- WATER TRANSPORTATION OF FREIGHT, NOT ELSEWHERE CLASSIFIED

4449 Water Transportation of Freight, Not Elsewhere Classified



448- WATER TRANSPORTATION OF PASSENGERS

4481 Deep Sea Transportation of Passengers, Except by Ferry

4482 Ferries

4489 Water Transportation of Passengers, Not Elsewhere Classified



449- SERVICES INCIDENTAL TO WATER TRANSPORTATION

4491 Marine Cargo Handling

4492 Towing and Tugboat Services

4493 Marinas

4499 Water Transportation Services, Not Elsewhere Classified