is not the same situation at the present time, because now we have advanced equipment for the safe movement of the sea, which are the types of devices, and nautical charts online that offer us an advanced approach for the identification of stars and their reference positions. It's not important where you are sailing in the sea, you have to have charts with you to avoid getting lost in the vast waters and keeping yourself safe from any expected or unexpected hazards are navigating along the north-eastern coast of Central America or Mexico coast .
the first place the importance of these cards is that by using longitude and latitude, according to the exact spot sailor and the possible dangers of the spread around, and arrival at your chosen time to go. They also offer ease of operation of the ship or boat in accordance with the terms of the time at a specific location. Different colors are used on a map charting types of natural and man-made places for example, the color green is used to locate areas of high tide, the white color is used to show where the water is deep but safe too, blue is used to show areas where water not too deep, golden color is used to show areas of the country. With a simple understanding of these colors and their corresponding meanings can easily judge of where to go and how to sail safely. Different line styles are used to show water depth in any particular area, which is very important for the sailors know. Knowing the risks is also very important and it is also shown on the nautical chart, because it is impossible for a sailor to go through a more secure without any information about them.
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