31. It is deepest near the Dix Dam with water depth of and has a mean depth of. 32. The oceans cover an area of with a mean depth of, resulting in an estimated volume of. 33. The inlet has a mean depth of. 34. Is it quite a deep lake : in the southern part the mean depth is 24 meters. 35. The Yermak Plateau, with a mean depth of about 650 m, lies to the northwest of Spitsbergen. 36. The sea has a surface area of about, a mean depth of and a maximum depth of. 37. In January 1945, depth charges were further improved and settings of, with a mean depth of, were achieved. 38. The Sea of Okhotsk covers an area of, with a mean depth of and a maximum depth of. 39. The lake is quite deep by mean depth , and the deepest point is 85 meters under the surface. 40. It has a surface area of and reaches a mean depth of 32 feet ( 10 m ).