note: 47% of total route length is usable by craft of 1,000 metric
ton capacity or larger
Netherlands Antilles:
none
New Caledonia:
none
New Zealand:
1,609 km
note: of little importance in satisfying total transportation
requirements
Nicaragua:
2,220 km (including 2 large lakes)
Niger:
300 km
note: the Niger River is navigable from Niamey to Gaya on the Benin
frontier from mid-December through March
Nigeria:
8,575 km
note: consisting of the Niger and Benue rivers and smaller rivers
and creeks