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The common name of this shark comes from the very large, white-margined black spot behind each pectoral fin, which are reminiscent of military epaulettes. A small species usually under 1 m (3.3 ft) long, the epaulette shark has a slender body with a short head and broad, paddle-shaped paired fins.
Hemiscyllium sharks of the family Hemiscylliidae are also known as walking sharks [1] and Epaulette sharks.These small, nocturnal, benthic dwelling swimmers have evolved to be able to 'walk', or use their fins to propel themselves over rocks, into pools, or into small crevices in their habitats.
The blackspot shark (Carcharhinus sealei) is a small species of requiem shark in the family Carcharhinidae found in the tropical Indo-West Pacific Ocean between latitudes 24°N and 30°S, from the surface to a depth around 40 m (130 ft). Its length is a little under one meter (yard) and it is not considered to be dangerous to humans.
The lack of small dark spots on their dorsal fins sets them apart from other Hemiscylliidae. The males and the unsexed sharks grow to an average of 78.3 cm in length. The females grow to an average of 81.5 cm in length. In three preserved specimens collected in the Triton Bay region, the number of vertebrae was found to range from 191 to 194. [3]
The Hemiscylliidae are a family of sharks in the order Orectolobiformes, commonly known as longtail carpet sharks and sometimes as bamboo sharks. They are found in shallow waters of the tropical Indo-Pacific. They are relatively small sharks, with the largest species reaching no more than 121 cm (48 in) in adult body length.
The small-spotted catshark ... The upper side of the body is greyish brown with dark brown spots. The underside is a light greyish white. ... More than 90 sharks have ...
The spot-tail shark is a spindle-shaped fish growing to about 1.6 m (5 ft 3 in). It has a fairly long, pointed snout and moderately large eyes. The first dorsal fin is large and curved, while the second dorsal fin is small and low. The back and sides are grey and the belly white, and a long white streak is on the flank.
Growing to 60 cm (24 in) long, this small, stocky shark has a wide, flattened head with a rounded snout and a large flap of skin extending from before the nostrils to the mouth. Its dorsal coloration is extremely variable and may feature black-edged orange to blackish saddles and/or white spots on a light brown to nearly black background.