Deltas Like Aerospatiale-BAC Concorde

Delta L

Delta

6.55 Fair

Rhine-Meuse Delta

Delta

9.24 Excellent

Rhine-Meuse-Scheldt Delta

Delta

9.20 Excellent

Pearl River Delta

Delta

9.20 Excellent

Ganges-Brahmaputra Delta

Delta

9.20 Excellent

Mississippi River Delta

Delta

9.20 Excellent

Danube Delta

Delta

9.20 Excellent

Amazon River Delta

Delta

9.20 Excellent

Lena River Delta

Delta

9.18 Excellent

Yangtze River Delta

Delta

9.15 Excellent

Tigris-Euphrates Delta

Delta

9.10 Excellent

Guadalquivir Delta

Delta

9.05 Excellent

Lena Delta

Delta

9.05 Excellent

Delta II

Delta

9.05 Excellent

Mamberamo River Delta

Delta

9.02 Excellent

Kuskokwim River Delta

Delta

9.01 Excellent

Atrato River Delta

Delta

8.91 Great

Yukon-Kuskokwim Delta

Delta

8.85 Great

Orinoco Delta

Delta

8.85 Great

Rufiji River Delta

Delta

8.83 Great

Parana Delta

Delta

8.78 Great

Parnaíba River Delta

Delta

8.76 Great

Mikoyan-Gurevich MiG-21

Delta

8.75 Great

Volga Delta

Delta

8.75 Great