Scientific name............Carcharhinus Falciformis
This large, slender shark gets its name from the smooth, silky
texture of its skin. They have a fairly long, flat rounded snout,
small jaws, large eyes. The second dorsal fin is much smaller the
first, and has a trailing tip. The pectoral fins are long and
narrow. There is a narrow interdorsal ridge on the back.
Silky sharks can reach a maximum length of 10.6 feet. Males mature
at 83 to 86 inches and females mature at 78 to 90 inches. Pups
measure 27.4 to 34.2 inches at birth.
The upper teeth are tall, serrated, and nearly triangular in shape,
while the lower teeth have a tall, narrow cusp that is only very
Silky sharks are a dark gray to gray-brown or nearly blackish above,
with no distinctive markings, and whitish underneath.
Its diet includes many small fishes, such as mackerel, tuna, mullet,
and sea cats, and also invertebrates such as pelagic crabs and
They are active, swift, bold, inquisitive and sometimes aggressive
shark. It is known to form schools segregated by sex, juveniles
group in waters relatively close to shore, while adults gather
farther out to sea. This species is known to " hunch" display ( back
arched, head raised, caudal fin lowered ) in an apparent threat
The Silky shark is widely distributed in nearly all tropical and
warm temperate waters of the world. It is occasionally seen in
waters close to shore, but is more common in oceanic water,
especially near large landmasses. A major pelagic species, it occurs
at depths from 60 feet to at least 1,640 feet.
Viviparous, yolk-sac placenta, giving birth 2 to 14 pups per litter,
possibly on alternative years.
Potentially dangerous, it is not often encountered by divers, and
while it is not responsible for many attacks, it should be treated
Common. One of the three most common oceanic sharks. Susceptible to
overfishing; serious declines reported in some areas. These sharks
are commercially fished for their fins, meat and liver. Important
for ecotourism in the Red Sea.