![]() ![]() ![]() Photos that exhibit sharks in unnatural environments.DO NOT submit posts or comments that PROMOTE or ADVERTISE the following:.In a lifetime, you are more likely to die from fireworks, lightning, drowning, a car accident, stroke, or heart disease.įor every human killed by a shark, humans kill approximately two million sharks. This species of shark can grow to be up to 10 feet in length. The result is a look that is pitted and yellow resembling the outer look of a lemon. This is the result of various lighting within the depths of the water where they live. If you're incredibly lucky 1 in 11.5 million are the odds of a shark attack, and 1 in 264.1 million to die by a shark. A lemon shark pup swims through a shallow mangrove forest off the coast of Bimini Island in the Bahamas in this image captured by National Geographic. The name for the Lemon Shark derives from the fact that it has a yellowish color to it. There are more than 470 species of sharks split across thirteen orders, including four orders of sharks that have gone extinctįossil records indicate that ancestors of modern sharks existed over ~ 420 million years ago, making them older than Dinosaurs! (~240 million years ago) Contrary to popular myths they do get cancer. It has a flattened head with a short, broad snout and the second dorsal fin is almost as large as the first. These sharks have a pale yellow-brown to grey skin, which lacks any markings. Sharks belong to the class Chondrichthyes meaning they have skeletons made of cartilage. Lemon shark commonly attain a length of 7.8 to 11.1ft (2.4-3.4m) and a weight of up to 190 to 220lbs (85-100kg) at adulthood. Not feared, disregarded, and poached to extinction. Sharks should be appreciated, understood, and respected. Pretty much anything relevant so long as it abides by our few rules. ![]() ![]() Mangrove removal adds habitat destruction to the threats facing lemon sharks, as mangrove nurseries are a key habitat for juvenile lemon sharks.A place for selachimorphaphiles to share discussion, experience, questions, photos, videos, research, original content, artwork, articles, and fashion. Large size and slow life history make its population susceptible to fishing. Human pressure: Caught as both as a target and bycatch in commercial and artisanal fisheries on longline and gillnet gear types. Life span: Estimated maximum of 37 years.ĭiet: Feeds on fishes, crustaceans and mollusks. Sexual maturity is reached around 224 cm total length (11.6 years) for males and 239 cm total length (12.7 years) for females. Gestation period of 10-12 months on an annual cycle. Reproduction: Placentotrophic viviparous with litter sizes of 4-17 pups. Size at birth between 60-65 cm total length. Their depth range has been observed as 0-92 meters. Their home range increases with size and they tend to venture into deeper waters as they grow larger. Juveniles are known to remain in nurseries along shallow beaches, seagrass flats, piers, docks and around mangroves for years for ease of foraging and protection against predation. Adult lemon sharks are demersal and pelagic in shallow inshore waters around coral reefs and mangrove fringes. Flattened head and smooth cusped teeth.ĭistribution and Habitat: Occurs in tropical, subtropical, and warm temperate waters of the western Atlantic from Virginia (United States) to Brazil, northeast Atlantic (west Africa) and east Pacific (Mexico to Ecuador). Sicklefin lemon shark evolves over a coral reef on Januin Moorea, French Polynesia, Pacific Ocean. Lemon Shark, Negaprion brevirostris, Bahamas, Grand Bahama Island, Atlantic Ocean. First and second dorsal fin of similar size. Browse 414 lemon shark stock photos and images available, or search for tiger shark or bull shark to find more great stock photos and pictures. Description: Pale yellow-brown coloration. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |