“…( a ) Monthly mean SL anomaly records taken from the GOA (red) and at five different places along the RS (Perim Island (magenta), Jeddah (green), Gizan (blue), Port Sudan (cyan), and Port Suez (black)) compared with the steric effect conditions at Perim Island (thick magenta line). Line styles represent different time periods/years of the measurements, and the numbers in the brackets refer to the following sources for the datasets: [1] 56 , [2] 71 , [3] 72 , [4] 55 , [5] 73 , [6] 52 , [7] 74 , [8] 57 , [9] 75 , and [10] 69 . ( b ) Monthly (solid lines) and annual (dots) means of the satellite ADT data from GOA (red) and northern RS (black).…”