. The Earth beneath the sea : History . NAUTICAL MILES 0£PT»S IN FATHOMS Fig. 6. The deeply dissected slopes south of Cape San Lucas. The two canyons are cvit in granite and both terminate at about 1325 fm. Contour interval 50 fm, with 25 fm added at top and bottom. (From Scripps Institution surveys.) nates in an irregular fan at a depth of 1325 fm (2420 m). The canyon walls are granite or another type of resistant rock. The canyon floor contains only sand, and the sand continues at least out onto the head of the fan. Unlike the end of

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Keywords: ., bookcentury1900, bookcollectionbiodivers, booksubjectoceanbottom