Solunar theory

From WikiMD's Food, Medicine & Wellness Encyclopedia

Solunar Theory is a hypothesis that suggests that animal and fish behavior is influenced by the moon and sun positions. This theory was first proposed by John Alden Knight in 1926 after he observed patterns in the movements and feeding times of freshwater bass and sought to explain these patterns through a series of factors including the phases of the moon, the sun's position, and other environmental conditions.

Overview[edit | edit source]

The core of the Solunar Theory is the idea that all wildlife exhibit some pattern of movement or behavior based on the lunar cycle and the solar cycle. According to Knight, there are two periods during each day, called solunar periods, which are said to be the best times for fishing, hunting, and even birdwatching. These periods are the major and minor times. The major times occur when the moon is directly overhead or underfoot, lasting approximately 1.5 to 2 hours. The minor times are shorter, occurring when the moon is rising or setting, and last approximately 1 to 1.5 hours.

Components of the Solunar Theory[edit | edit source]

The theory is built on the premise that the sun and moon have a significant impact on the living patterns of animals and fish. The components include:

  • Moon Phase: The phase of the moon is believed to affect the behavior of animals and fish. For example, many anglers believe that fish bite more during the full moon and new moon phases.
  • Sunrise and Sunset: These periods are considered to be times of increased activity for many species.
  • Moonrise and Moonset: Similar to sunrise and sunset, these are also believed to be times when animals and fish are more active.
  • Tides: For marine and estuarine species, the tides, which are influenced by the moon, play a significant role in movement and feeding patterns.

Criticism and Support[edit | edit source]

The Solunar Theory has its supporters and detractors. Some scientists and researchers argue that there is little empirical evidence to support the theory, suggesting that other environmental factors such as weather, water temperature, and food availability have a more significant impact on animal behavior. However, many anglers, hunters, and wildlife enthusiasts continue to use solunar calendars and tables to plan their activities, claiming personal success and anecdotal evidence in support of the theory.

Solunar Tables[edit | edit source]

Solunar tables are created to predict the solunar periods for any given day, at any location. These tables take into account the moon's phase, its rise and set times, and the sunrise and sunset to forecast the best times for wildlife activity. Many websites and mobile apps now offer solunar calendar information to assist in planning outdoor activities.

Conclusion[edit | edit source]

While the Solunar Theory may not have the full backing of the scientific community, it remains a popular tool among many in the outdoor sports and wildlife observation communities. Whether or not the theory is scientifically valid, it encourages people to pay closer attention to the natural rhythms of the earth and its wildlife, which is a positive outcome in itself.


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Contributors: Prab R. Tumpati, MD