The apparent brightness and glare of artificial lighting is what often leads hatchlings astray. Hatchlings that crawl toward artificial light sources are following the same instinctive response that leads them seaward on naturally lighted beaches. Why do artificial light sources attract hatchling sea turtles? This sea-finding behavior can take place during any phase and position of the moon, which indicates that hatchlings do not depend on lunar light to lead them seaward. Hatchlings also tend to move away from darkly silhouetted objects associated with the dune profile and vegetation. On a natural beach, the brightest direction is most often the open view of the night sky over, and reflected by, the ocean. ![]() Sea turtle hatchlings have an inborn tendency to move in the brightest direction. How do hatchling sea turtles know where the ocean is when they emerge from their nests? ![]() Florida Youth Conservation Centers Network.Great Florida Birding and Wildlife Trail.Report injured, orphaned or dead manatees.Report fish kills, wildlife emergencies, sightings, etc.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |