Sphyrna lewini
Antimutagenic activity of Chloroformic and Methanolic extracts of muscle, liver and cartilage of Sphyrna lewini with the Ames test
... For this study one species of Shyrnidae family caught along Persian Gulf in Bandarabbas city. Sphyrna lewini were transferred to the laboratory on spring 2007. The antimutagenic activity of the Methanolic ...
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Variability in multiple paternity rates for grey reef sharks (Carcharhinus amblyrhynchos) and scalloped hammerheads (Sphyrna lewini)
... This study assessed the presence and prevalence of multiple paternity (MP) in litters of grey reef sharks (Carcharhinus amblyrhynchos) and scalloped hammerheads (Sphyrna lewini) opportunistically caught in ...
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Extensive use of mesopelagic waters by a Scalloped hammerhead shark (Sphyrna lewini) in the Red Sea
... (Sphyrna lewini) is a slow-growing requiem shark with a circumglobal distribution, occurring in warm temperate and tropi- cal ...S. lewini are pelagic apex predators (trophic level = ...S. ...
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ANALYSIS TYPOLOGY OF TRADITIONAL SCALLOPED HAM-MERHEAD SHARK (SPHYRNA LEWINI) FISHERIES IN INDRAMAYU ANALYSIS TYPOLOGY OF TRADITIONAL SCALLOPED HAM-MERHEAD SHARK (SPHYRNA LEWINI) FISHERIES IN INDRAMAYU
... (Sphyrina lewini) with the local name known as “hiu caping” (Java) Hammerhead shark (Sphyrna lewini) is a type of coastal and semi-pelagic shark oceanicwhich is often seen on conti- nental shelf, ...
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Regional variation in undulatory kinematics of two hammerhead species: the bonnethead (Sphyrna tiburo) and the scalloped hammerhead (Sphyrna lewini)
... determined along the length of the body, where the traveling wave is present during forward swimming (Long et al., 2010). The amplitude of head yaw in hammerheads increases with cephalofoil size (McComb et al., 2009), ...
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Ontogenetic migration of a female scalloped hammerhead shark Sphyrna lewini in the Gulf of California
... Background: Little information exists on the vertical and horizontal movements of juvenile scalloped hammerhead sharks (Sphyrna lewini). Measurements of the sizes of juveniles caught in nets close to shore ...
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Movements of scalloped hammerhead sharks (Sphyrna lewini) at Cocos Island, Costa Rica and between oceanic islands in the Eastern Tropical Pacific
... Only one male was identified among all sharks tagged. A female-skewed population was similarly observed in the Galapagos Marine Reserve, where only 6 of 71 tagged sharks were male [17]. Sexual segregation in sharks is ...
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Kinematics and critical swimming speed of juvenile scalloped hammerhead sharks
... Kaneohe Bay, Oahu, Hawaii, is a pupping and nursery ground for the scalloped hammerhead shark Sphyrna lewini, and hammerhead shark pups are the most abundant top-level predator in the bay (Clarke, 1971). A ...
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Stock structure of exploited shark species in north-eastern Australia
... The results from this study have provided important knowledge for the future management of some of the most commonly taken shark species in inshore fisheries of north-eastern Australia. The project has provided important ...
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Electroreception in juvenile scalloped hammerhead and sandbar sharks
... sharks Sphyrna lewini (Griffith and Smith 1834) were caught in Kaneohe Bay, Oahu, HI, USA by hand-line fishing with barbless hooks, which minimized damage to the mouth ...
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Durophagy in sharks: feeding mechanics of the hammerhead Sphyrna tiburo
... All elasmobranchs examined to date utilize suction to transport prey (Ferry-Graham, 1997, 1998; Motta et al., 1997; Wilga and Motta, 1998a,b), including the bonnethead Sphyrna tiburo. A preparatory reduction in ...
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Double tagging clarifies post-release fate of great hammerheads (Sphyrna mokarran)
... (Sphryna lewini) and tiger shark (Galeocerdo cuvier) in the northern Gulf of Mexico at lib- erty for less than 6 months revealed extensive biofouling which had prevented the tag from transmitting any loca- tion ...
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Anthropogenic modifications to a barrier island influence Bonnethead (Sphyrna tiburo) movements in the northern Gulf of Mexico
... Background: Barrier islands are dynamic features of the northern Gulf of Mexico that are affected by natural pro- cesses and more frequently, anthropogenic disturbances. In addition to providing a barrier from storms, ...
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Ecology of sharks and human attitudes towards shark conservation in the Galapagos Marine Reserve : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Ecology at Massey University, Albany, New Zealand
... The groups of islets and Floreana Island were the areas that showed highest species richness of sharks (two of the four surveyed islet sites also happened to be close to Floreana Island; Fig. 2-1b). Despite its small ...
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Testing expectations of connectivity and breeding biology among shark species in a tropical hot spot : the Indo Pacific
... Figure 2.1. Sample collection for C. albimarginatus within the Indo-Pacific Ocean. West Indo-Pacific locations- Seychelles, central Indo-Pacific locations- Papua New Guinea and east Australia. Circles represent sample ...
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Digestive enzyme activities in the guts of bonnethead sharks (Sphyrna tiburo) provide insight into their digestive strategy and evidence for microbial digestion in their hindguts
... Digestive enzyme activities in the guts of bonnethead sharks Shyrna tiburo provide insight into their digestive strategy and evidence for microbial digestion in their hindguts.. Parth Jh[r] ...
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