Ice area export. (a) Ross Sea flux gate. The western endpoint of this gate terminates at Cape Adare and the eastern endpoint terminates at Land Bay. The length of the gate is ~1400 km and the area enclosed is ~490 × 10³ km². (b) Weddell Sea flux gate. The length of the gate is ~1110 km and the area enclosed is ~283 × 10³ km². Both gates are near parallel to the 1000-m isobaths (dashed line). DOI: https://doi.org/10.1525/elementa.226.f9