territorial sea: 12 nm
exclusive economic zone: 200 nm from Iles Kerguelen and Iles Eparses (does not include the rest of French Southern and Antarctic Lands); Juan de Nova Island and Tromelin Island claim a continental shelf of 200-m depth or to the depth of exploitation
Climate:
Ile Amsterdam et Ile Saint-Paul: oceanic with persistent westerly winds and high humidity
Iles Crozet: windy, cold, wet, and cloudy
Iles Kerguelen: oceanic, cold, overcast, windy
Iles Eparses: tropical
Terrain:
Ile Amsterdam (Ile Amsterdam et Ile Saint-Paul): a volcanic island with steep coastal cliffs; the center floor of the volcano is a large plateau
Ile Saint-Paul (Ile Amsterdam et Ile Saint-Paul): triangular in shape, the island is the top of a volcano, rocky with steep cliffs on the eastern side; has active thermal springs