barge
boat
bridge
canal
cargo
channel
city
cruise ship
dock
ecology
embankment
engineering
entering
entrance
flowing
freight
freighter
gate
heavy
industrial
jetty
lock
lock gates
locks
outdoor
passage
passenger
pier
port
river
route
safety
ship
shipping
tanker
technology
trade
transit
transport
transportation
travel
water
water transportation
watercraft
waterway
way