Banks of the Sea, are those ions of the ground or bottom of the ocean that may be compared to ridges or hills, with which the land is more or less intersected. Sea-bank sometimes project above the surface of the water, or at least leave this element so shallow, as to prevent a vessel from remaining afloat, Sand-banks are very common in the North and Baltic Seas, so that navigators are obliged constantly to use the plummet and compass, to discover their distance and exact situation. As, however, these elevations frequently endanger the lives of our brave mariners, we have inserted this article, not with a view of intimidating those naval heroes, but for the information of persons whose business obligues them to cross the seas before mentioned, that they may provide them selves with an apparatus by no means expensive, and described under the head of BAMBOE-HABIT