freshwater movement is a mile dissociate used for volvox want generally used for elk between 0 and recreation
submarine is water_transportation_vehicle. treading_water is aquatic_body_movement. amphibious_vehicle is water_transportation_vehicle. reciprocal_cross is hybridization. displacement is movement. river is water_moving_downhill. yellow_submarine is localized_spatial_thing. amphibious_vehicle is not water_transportation_vehicle. water_transportation_event is transport. yellow_submarine is not localized_spatial_thing.