Even before the Deepwater Horizon oil spill in the Gulf of Mexico in 2010, the Kemp’s ridley sea turtle was already highly endangered. Jacksonville, Florida 32256 Email: seaturtle @ fws.gov, Program Officer, Marine Turtle Conservation Fund Please note: Ticket sales end at … U.S. The adult Kemp's ridley has an oval carapace that is almost as wide as it is long and is usually olive-gray in color. At Sea Turtle Inc., our mission is to rescue, rehabilitate, and release injured sea turtles, educate the public, and assist with conservation efforts for all marine turtle species. The Biology of Sea Turtles. 59-73. Barichivich. Site Map  -   Bi-national recovery plan for the Kemp's ridley sea turtle (Lepidochelys kempii), second revision. 1999. (ed.). 1991. Hours. Of the seven species of sea turtles in the world, the Kemp’s ridley, Lepidochelys kempii, is the most endangered. Scientific Name: Lepidochelys kempii Description: Head is moderate and triangular in size. 4. After rapidly declining to a low of less than 300 nesting females by 1986, the Kemp’s ridley population is now estimated at 5,000 adult females in the Gulf of Mexico. Even less is known about historic population numbers, but as late as 1947, over 40,000 females nested in a single day on one beach in Mexico. Carapace has 5 lateral scutes and is very rounded. Unlike other sea turtles, female Kemp’s ridley turtles nest in the daylight. ... Kemp’s ridley Lepidochelys kempii 7,000 - 9,000 Gulf of Mexico, southern Atlantic Unites States, Caribbean, Central American beaches Crabs, fish, squid, CRC Press, Inc., Boca Raton, FL. The Kemp’s Ridley sea turtle continues to break our hearts because just as soon as its population starts to grow and start to leave the threat of extinction behind, it is set back again. An amateur video from 1947 documented an extraordinary Kemp's ridley nesting event near Rancho Nuevo. Description. While relocation of nests into corrals is currently a necessary management measure, this protection effort is of concern since it makes the eggs more susceptible to reduced viability due to movement-induced mortality, altered sex ratios, disease vectors, catastrophic events like hurricanes, and marine predators that learn to concentrate efforts offshore from corral locations. Fax: (703) 358-2115. The carapace usually has five pairs of costal scutes. Fax: (904) 731-3045 U.S. HABITAT: Outside of nesting, the major habitat for Kemp's ridleys is the nearshore and inshore waters of the northern Gulf of Mexico. Rhodin, A.G.J. NOAA Technical Memorandum NMFS-SEFSC-409. On the left is a typical graph for the survivorship curve of a Kemp’s ridley sea turtle, and on the right is what it might look like for the cohort born during the Gulf spill. The Padre Island National Seashore (PAIS or park) Sea Turtle Science and Recovery (STSR) program has been operating for over 40 years. Chelonian Research Monographs 3:128-141. If the water grows cold, these sea turtles can adjust their metabolic rate and can remain underwater for hours. 2. Abreu-Grobois, and M. Donnelly (eds.). Plotkin, P.T. The Biology of Sea Turtles, Volume 2. Smithsonian Institution Press. The Kemp's ridley population has shown a strong recovery over the past several decades following its collapse, however, the current status of the population appears to be a small percentage (approximately 9.9%) of the historic 1947 population based on the Herrera arribada and current nesting trends. Adult and sub-adult Kemp's ridleys primarily occupy nearshore habitats that contain muddy or sandy bottoms where prey can be found. The facility is open from 10 am – 5 pm Tuesdays through Sundays (Closed Mondays). Kemp’s ridley turtles are 24 to 27 inches (61 to 67 cm) long and weigh 100 pounds (45 kg). FAMILY: Cheloniidae STATUS: Endangered throughout its range (Federal Register, December 2, 1970). 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