GINGLYMOSTOMA CIRRATUM PDF

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Ginglymostoma cirratum, the nurse shark, resides in coastal waters in the Pacific and Atlantic Oceans. In the Pacific Ocean, nurse sharks are found in waters off. Ginglymostoma cirratum. These bottom dwelling sharks are usually yellowish-tan to dark brown and, as adults, average around to 8 feet. Reference for: Ginglymostoma cirratum. Source: NODC Taxonomic Code, database (version ). Acquired: Notes: Reference for: Ginglymostoma cirratum.

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Nurse shark

The presence of this species in areas with constant anthropogenic activity make it susceptible to disturbance. The mode of cirragum is foraging, stalking, and ambushing prey, most often at night. Ctenacis Harlequin catshark C. The nurse shark Ginglymostoma cirratum is an elasmobranch fish within the family Ginglymostomatidae. Animals with bilateral symmetry have dorsal and ventral sides, as well as anterior and cirartum ends. Allaby, ; Castro, ; Ebert, et al.

Gollum Slender smooth-hound G.

ADW: Ginglymostoma cirratum: INFORMATION

The nurse shark is listed as “Vulnerable” in Brazil. Juvenile nurse sharks are found at depths ranging from 1 to 4 meters, older juveniles and adults range from depths of 1 to 75 meters during the day.

The nurse shark is a common reef-associated bottom-dwelling shark found in brackish and marine environments in the shallows to m.

Taxonomy The nurse shark was first described by Bonnaterreas Squalus cirratus. Help us protect and restore marine life by supporting our various online community-centered marine conservation projects that are effectively sharing the wonders of the ocean with millions each year around the world, raising a balanced awareness of the increasingly troubling and often very complex marine conservation issues that affect marine life and ourselves directly, providing support to marine conservation groups on the frontlines that are making real differences today, ginglymostoam the scientists, teachers and students involved in the marine life sciences.

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Megachasma Megamouth shark M. In the United States commercial fishery, they are often caught as by-catch but are released alive Rose et al. These are bands of lighter and darker pigmentation along the dorsal surface.

Accessed Monday, December 31, Nurse sharks are not generally aggressive and usually swim away when approached. Some sharks, however, have a second system based on respiratory pumping of water. Because of its relatively docile nature, swimming with, handling, and feeding nurse sharks is ciratum with ecotourism operators.

This species is not migratory and hinglymostoma strong site fidelity. Identification and protection of these areas, coupled with further research on the biology of the nurse shark, is needed to provide effective conservation measures Rosa et al.

Prey capture behavior and feeding mechanics of elasmobranchs. Olfaction, or smell, is used to detect odor plumes of prey. In other areas, nurse sharks are caught and killed by fishermen as they are considered a nuisance animal that takes bait intended for other species. Biology of sharks and their relatives. Proseriata and Kalyptorhynchia – Rhabditophora Nurse sharks do not identify prey with sight.

Closely related species are found in the Indian Ocean short-tail nurse shark – Pseudoginglymostoma brevicaudatum. By using this site, you agree to the Terms of Use and Privacy Policy. The IUCN reports that there are little data on the migration habits and mating between shivers pods or schools of nurse sharks across cieratum sites.

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Ginglymostoma cirratum

The vulnerability off the coast of South America, Central America, and Caribbean has caused it to be assessed as “Near Threatened” in these areas. Nurse sharks are a typically inshore bottom-dwelling species. If disturbed the bite is powerful and capable of inflicting serious injury. With your support, most marine life and their ocean habitats can be protected, if not restored to their former natural levels of biodiversity. Habitat The nurse shark is a nocturnal animal ginglymosotma rests on sandy bottoms or in shallow-water caves and rock crevices during the day.

Nurse sharks are social and nocturnal. In Panama, ginglymostona are fished for fins and meat.

Australian weasel shark H. In some instances, the jaws lock and can cirrtaum be released using surgical instruments. They form the basis for rich communities of other invertebrates, plants, fish, and protists. Join Us Support Our Efforts.

The Eastern Pacific population has recently been described as a separate species Ginglymostoma unami. Largespine velvet dogfish P.

Chiloscyllium Arabian carpetshark C. Nurse sharks are obligate ocean floor feeders. In the Eastern Pacific, populations have declined precipitously.