Alopias vulpinus (Thresher shark)
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Alopias vulpinus (Thresher shark) [Illustration
by Ann Hecht ©]
A thresher with relatively small eyes, curved,
narrow-tipped pectoral fins, a narrow-tipped caudal fin, and a
conspicuous white patch over the pectoral fin bases. Colour brown to
blue or green above, white below.
To 6.1 m TL.
Almost entire coast from Namibia to Natal; all temperate and tropical seas
Oceanic and coastal, young often close inshore
and in shallow bays, ranges from surface to 366 m.
strong-swimming, active shark, sometimes jumping out of the water.
Bears 2 to 4 young. Feeds on small schooling bony fish, squid,
octopi, pelagic crustaceans, and occasional seabirds.
Often caught by sports anglers in the western Cape but seldom