Effects Of Tides On Fishing

1159 Words 5 Pages
Moon phases affect on tide, tides affect on fishing

In order to understand how tides work and how tides affect fishing, the relationship between the motion of the Earth in respect to the Sun and the Moon must first be understood. Newton’s law of gravitation explains that both the proximity and mass of two relative objects increases the attraction present within them. "The Ocean's Tides Explained” article states that on Earth’s axis, the level of the ocean is centered by the centrifugal force pulling outward while gravity pulls inward. Since both forces are acting in different directions on the same object, it levels off. However, when the Moon’s gravitational force is added into the equation, the water facing the direction of the
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However, this does not occur at the same time everyday as it takes time for the Moon to align at the same point with Earth again. "The Ocean's Tides Explained” states, “the timing of high tides is staggered throughout the course of a month, with each tide commencing approximately 24 hours and 50 minutes later than the one before it”. During a full moon, or what is also referred to as a “spring tide”, the Sun, Moon, and the Earth are all arranged in what is almost a perfect line in the sky. Due to this effect, the pull on the tide gets stronger and the height of the tides increase. Around the time of a full moon, the tide’s range is as its maximum - making the tides extremely high and extremely low. In what is called a “supermoon”, the full moon aligns with the closest point to Earth - known as “perigee”. "Tides, and the Pull of the Moon and Sun", written by Deborah Byrd, explains that this effect will take place on May 25, 2017. Being that the moon phase during this day will be a new moon, it will closely align with the lunar perigee. This means that the tides will be the strongest throughout the entire moon cycle. Since the Moon will be at its closest to Earth that it will be for the whole year, the Moon’s gravity will affect the pull of the ocean more powerfully than usual. However, since the gravitational force from the Sun is also in alignment with the Earth - the tides are the strongest since the force from the Sun adds to it. When the Sun and the Moon align at right angles with each other, the solar tide partially cancels out the lunar tide, creating tides that aren’t as intense as during the spring tide. These two events occur twice every lunar month. Essentially, the proportion of the direction in which the Moon and the Earth align determines the intensity of the gravitational forces pulling on the surface of the ocean. The effects of gravity allows for the surface to bulge in the direction of the

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