Promontory, Utah. Promontory is an area of high ground in Box Elder County, Utah, 32 mi (51 km) west of Brigham City and 66 mi (106 km) northwest of Salt Lake City. Rising to an elevation of 4,902 feet (1,494 m) above sea level, it lies to the north of the Promontory Mountains and the Great Salt Lake.
1 Hawksbills are considered Critically Endangered around the world by the IUCN Red List and are listed as Endangered in the US. 2  Some researchers believe the Eastern Pacific hawksbill is likely the most endangered sea turtle population worldwide. 3  Their scientific name is Eretmochelys imbricata.
They are the leatherback sea turtle, green sea turtle, loggerhead sea turtle, Kemp's ridley sea turtle, hawksbill sea turtle, flatback sea turtle and olive ridley sea turtle. Four of the species have been identified as endangered or critically endangered with another two being classed as vulnerable.he origin of Sea Turtles goes back to the Late Jurassic (150 Ma) with genera such as Plesiochelys, from Europe. In Africa, the first marine turtle is Angolachelys, from the Turonian of Angola. The difference between a sea turtle and other turtles is that their legs and arms cannot retract back into their shells.