# Effort Normalized Relative Frequency of shell
# Data Use Policy: http://dsg.mbari.org/dsg/datause
Depth [meters]	Effort Normalized Relative Frequency
25.0	0.001552685357
75.0	0.000937217845
125.0	0.004133542159
175.0	0.004650851546
225.0	0.002424205052
275.0	0.001319651584
325.0	0.00197372078
375.0	0.006335722778
425.0	0.005416194071
475.0	0.003344443879
525.0	0.002472755414
575.0	0.004963761202
625.0	0.006221763285
675.0	0.007211932302
725.0	0.006001149781
775.0	0.007860470489
825.0	0.00357924486
875.0	0.038771312298
925.0	0.054819349578
975.0	0.015626288018
1025.0	0.029377295578
1075.0	0.009928206663
1125.0	0.005295201794
1175.0	0.001666608642
1225.0	0.000934122001
1275.0	0.005633024539
1325.0	0.034822296184
1375.0	0.009013227045
1425.0	0.011461166874
1475.0	0.006209188104
1525.0	0.017259928742
1575.0	0.074132159296
1625.0	0.026537517901
1675.0	0.004532350174
1725.0	0.011501630459
1775.0	0.0143236412
1825.0	0.003614566463
1875.0	0.002472663243
1925.0	0.003177647565
1975.0	0.00820880905
2025.0	0.004082578548
2075.0	0.001092939762
2125.0	0.034247697296
2175.0	0.01284334895
2225.0	0.016300482525
2275.0	0.01138812061
2325.0	0.005960311044
2375.0	0.006635923838
2425.0	0.001099933276
2475.0	0.086822100607
2525.0	0.003767208753
2575.0	0.046192016784
2625.0	0.040029311799
2675.0	0.019775519786
2725.0	0.002329407387
2775.0	0.004013767197
2825.0	0.000281530663
2875.0	0.041768420328
2925.0	0.008908494355
2975.0	0.0135249508
3025.0	0.006810389572
3075.0	0.001506590606
3125.0	0.039444191837
3175.0	0.017703508983
3225.0	0.000572630236
3275.0	0.006223094846
3325.0	0.009082180489
3375.0	0.000352133641
3425.0	0.004921294247
3475.0	0.034508290733
3525.0	0.003040148098
3575.0	0.013444409394
3625.0	0.002017740572
3675.0	0.020733663522
3725.0	0
3775.0	0.001664664753
3825.0	0
3875.0	0.001048834348
3925.0	0
3975.0	0.01614465602