Species, GC (%), AT (%), G (bases), C (bases), A (bases), T (bases), Maximum lifespan (yrs) Carcharhinus acronotus, 38.4, 61.6, 4210, 2202, 5049, 5258, 19.0, Carcharhinus brevipinna, 38.5, 61.5, 4224, 2212, 5033, 5237, 19.0, Carcharhinus leucas, 37.4, 62.6, 4063, 2190, 5195, 5256, 32.0, Carcharhinus longimanus, 38.5, 61.5, 4240, 2192, 5014, 5260, 22.0, Carcharhinus obscurus, 38.6, 61.4, 4232, 2210, 5026, 5238, 35.0, Carcharhinus plumbeus, 38.9, 61.1, 4266, 2226, 4993, 5221, 32.0, Carcharhinus sorrah, 38.9, 61.1, 4306, 2201, 4946, 5254, 8.0, Galeocerdo cuvier, 36.9, 63.1, 3984, 2174, 5235, 5310, 50.0, Hemitriakis japanica, 40.0, 60.0, 4612, 2316, 4994, 5379, 15.0, Mustelus griseus, 39.0, 61.0, 4178, 2352, 5075, 5149, 9.0, Mustelus manazo, 38.3, 61.7, 4077, 2319, 5172, 5139, 10.0, Prionace glauca, 37.5, 62.5, 4076, 2184, 5169, 5276, 20.0, Scyliorhinus canicula, 38.0, 62.0, 3986, 2358, 5210, 5143, 12.0, Sphyrna lewini, 39.5, 60.5, 4406, 2204, 4862, 5254, 35.0, Triaenodon obesus, 39.0, 61.0, 4305, 2203, 4952, 5240, 25.0,