Sentence examples for river strata from inspiring English sources

Shortnose sturgeon captured during randomly dispersed summer sampling (166 stations, 498 net sets) were distributed non-randomly (X2 = 16.87, P<0.01) among seven distinct river strata (Fig. 1).

At least three samples were collected in the channel of each of 12 river sampling strata ranging from river rkm 1 through 245 for an annual total of about 1,240 samples.

A hierarchy of channel-form bounding surfaces generally partitions fluvial strata, each reflecting river scouring processes at a different scale.

Lee's Ferry is the principal starting point for whitewater rafting trips through the Grand Canyon, which are said to offer "a trip backwards through time" as the river cuts through progressively older strata.

Tunneling shield, machine for driving tunnels in soft ground, especially under rivers or in water-bearing strata.

It is a harsh but vivid landscape, a dry but river-scoured canyon overlooked by mountainsides whose sedimentary strata have been eroded into spectacular scalloped formations that reveal a spectrum of colours in undulating waves.

There's no authority, just a murky river of revved-up teens from every social stratum of California.

A river near here in Florida and nearby in South Alabama has strata in the banks which are filled with small marine animals.

We had been driving for hours up a long, spectacular valley: great slashes of red rock strata knifed into folded grey mountains and a sparkling river snaked along the dusty valley.

Its Middle Westphalian strata are interpreted as tectonically active or erosively incised river valley infills principally controlled by tectonic subsidence and clastic input.

Mud-rich sediments are distributed along the tributaries that traverse the valley lowlands of the river, plateaus, and coastal lowlands that face Tokyo Bay in a stratum approximately 10 20 m thick.