Latitude:	30.00N - 31.00N		Longitude:	160.00E - 161.00E
Month:	April

Depth Mean Max. Min. Number of Sample Standard Deviation 0 18.50 18.95 18.28 4 0.31 10 18.46 18.78 18.28 4 0.22 20 18.38 18.53 18.27 4 0.11 30 18.29 18.40 18.18 4 0.09 50 18.11 18.30 17.92 4 0.20 75 17.82 18.30 17.60 4 0.33 100 17.49 18.20 17.11 4 0.48 125 17.11 17.80 16.71 4 0.47 150 16.67 16.80 16.49 4 0.13 200 16.23 16.33 16.05 4 0.13 250 15.84 16.03 15.50 4 0.25 300 15.16 15.50 14.70 4 0.41 400 13.60 13.84 13.00 4 0.40 500 12.07 12.16 11.97 2 0.13 900 4.47 4.55 4.38 2 0.12 1000 4.05 4.07 4.04 2 0.02