The Sonardyne tsunami detection system is based on a Compatt 6 subsea transponder that uses the latest Wideband acoustic signal technology to provide robust through water communications in difficult acoustic conditions.
exists and is an alternate of . The Megalodon was approximately 40 feet (12 metres) long, although fossil records show that they could often grow as large as 78 feet (18 metres). So if you were to stand the Megalodon on its nose it would be as tall as a six story building.
This is possibly one of the worlds largest megalodon teeth. Based on the image, the tooth has a slant height of slightly over 8. Based on Shimada's Method, the shark this tooth came from was between 60 and 65 feet! It's in a private collection from Chile.