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 small
Mean tidal range
4 m
Depths (WPI class · approx)
Channel
~9–13 m
Anchorage
~20–24 m
Cargo pier
~38–42 m
Oil terminal
~46–49 m

This is a WPI depth class, not a precise sounding — use current nautical charts for maneuvering.

Entrance conditions:Heavy swell