A bed of reed-mace extended a few feet out on a shallower marginal shelf before the drop off into the deeper water. |
Hence, laminated sediments may have been preserved in shallower water than is normal today. |
During the day, viperfish hunt deep down in the ocean, but at night they come up to shallower waters where food is more plentiful. |
The bioclastic facies of the Upper Domerian and Upper Toarcian Limestone Mbrs suggest periods of shallower sedimentation above storm wave base. |
Later, shallower and hotter metamorphism produced widespread sillimanite grade gneisses, migmatites and in situ partial melting. |
It is by far the most common method of working in European coal mines where the shallower seams have been depleted. |