Most bites are the result of divers grabbing onto their tails or trying to ride them. There has only been one recorded case of an unsolicited attack. aggregation consisted exclusively of large (>1800 mm total length) adults with an. This is a relatively slow, small, and non aggressive shark. The zebra shark Stegostoma fasciatum is a demersal carpet shark that. There have been ethical questions about keeping this shark in an enclosed environment, but no direct ill health effects have been observed from a captive Zebra Shark. These egg cases are dark brown or purplish-black, measuring 7 inches (17 centimetres) long by 3 inches (8 centimetres) wide and about 2 inches (5 centimetres). There are also many kept in captivity in various aquariums around the world. Because of this, zebra sharks are often mistakenly referred to as leopard sharks. As they mature, the pattern changes to small dark spots on a grayish-tan background. The external coloration pattern clearly differentiates the two morphs, and both morphs can be further divided into three stages based on color pattern and size: juveniles (255562 mm TL), transitionals (5621395 mm TL), and adults (>1300 mm TL). Humans fish for this shark both for sport and commercially for its flesh, fins, liver oil, as well as fish meal production. Adults reach a length of about 2 to 3.5 meters (6.5 to 11.5ft) and weigh between 20 and 30 kilograms (44 to 66 pounds). Overview These zebras lose their stripes As juveniles, zebra sharks have dark bodies with yellowish stripes. The eggs are fixated onto corals or rocks until the pups hatch. Since they are oviparous, females produce up to 50 egg capsules within a 4 month period. Other sharks and marine animals are known to eat Zebras. Since this is a relatively small shark, they must constantly worry about being hunted the same time they are hunting. With small mouths and strong jaws, they prefer preys like crab, mollusk, small bony fish, and shrimp. This slow swimmer uses an eel-like motion. They are nocturnal hunters, so come nightfall, they get energized. 43278).A Zebra spends most of its day resting on the sea floor. Reported from freshwater in the Philippines but needs to be confirmed (Ref. Caught in drift net intended for sharks (Ref. The zebra shark feeds on mollusks, crabs, shrimps and small fishes. As a nocturnal species, they are regularly encountered. Most sources note that zebra sharks tend to average between seven and nine feet in length, with the largest reported to be close to 12 feet long. Zebra Shark Photos, Stegostoma fasciatum. Utilized fresh and dried-salted for human consumption and also for fishmeal livers processed for vitamins fins dried for the oriental sharkfin trade offal utilized for fishmeal (Ref. Zebra sharks are typically solitary, although occasionally aggregate in groups of 20 to 50 individuals. Slow-swimming and able to squirm into narrow cracks, crevices and channel in reefs while searching for food (Ref. English Name : Zebra shark, Variegated shark Local Name : Faana miyaru Size : Orectolobiformes Family : STEGOSTOMATIDAE Distinctive Characters: Long. Also known to eat crustaceans (crabs and shrimps) and sea snakes (Ref. Probably nocturnal, feeds mainly on mollusks, but also small bony fishes (Ref. Rather sluggish at least during the day (Ref. Recorded to have entered freshwater (Ref. 125658).Ī tropical inshore shark found on sand, rubble, or coral bottoms of the continental and insular shelves (Ref. Two color morphs, with a three-stage ontogenetic color and pattern change: the Zebra morph with juveniles with dark brown background and cream colored bands (zebra-like), transitionals light brown with dark bands, broken up by dots and adults beige to yellow with spotted pattern (can be leopard-like) the sandy color morph: transitionals light beige background with swirly pattern of narrow, darker brown bands with tiny spots breaking up the pattern and with adults uniformly sandy beige with tiny dark brown freckles (Ref. 66-88% of pectoral fin vertebrae total 207-262, monospondylous precaudal 43-49, diplospondylous precaudal 38-50, diplospondylous caudal 120-175, precaudal vertebrae 81-101 tooth rows on upper jaw 13-30, on lower jaw 22-30, and series count, upper jaw: 7-27, lower 8-16 ring-type intestine with 18-20 valvular turns. This species is distinguished by the following characters: a long caudal fin (49.9-54.2% TL), five dorsolateral ridges along the body, visible even in hatchlings spiracles bean-shaped, large (length 0.4-1.7% TL) eyes small (length 0.9-2.1% TL) barbels two and short (0.6-2.8% TL) gill slits five, with fourth and fifth partly fused so only four noticeable from a distance pectoral fins large (anterior margin length 10.4-19.1% TL), are broad and rounded first dorsal fin originates far posteriorly above the pelvic fins pectoral-fin rays of semi-plesodic structure, reaching ca.
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