Ports
Very small
Andoany🇲🇬
Diana · Madagascar13.40°S · 48.30°E
Data: NGA World Port Index (2019) · not a substitute for current nautical charts.
📍 Andoany 13.40°S · 48.30°E
Chart · NGA WPI
Size & capacity
Port size
Very smallMean tidal range
4 mDepths (WPI class · approx)
Channel
~9–13 mAnchorage
~20–24 mCargo pier
~38–42 mOil terminal
~46–49 mThis is a WPI depth class, not a precise sounding — use current nautical charts for maneuvering.
Entrance conditions:Heavy swell