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The Port Jackson shark ( Heterodontus portusjacksoni) is a nocturnal, oviparous (egg laying) type of bullhead shark of the family Heterodontidae, found in the coastal region of southern Australia, including the waters off Port Jackson.
Click the image below to check it out! SCIENTIFIC NAME: Heterodontus portusjacksoni. FAMILY: Heter o dontidae. MAXIMUM SIZE: 165cm. DIET: Bottom-dwelling invertebrates and small fishes. DISTRIBUTION: Australia. HABITAT: Intertidal to at least 275m. Sandy caves, gullies and sandy bottoms next to rocky reefs. CONSERVATION STATUS.
- Port Jackson Shark Facts
- Habitat and Range
- Feeding Behavior
- Social Behavior
- Breeding
- Humans and Conservation
The dorsal fins’ spines are thought to be the source of one of the family’s common names, “Horn Sharks”. According to many on-line sources, these spines are reputed to be venomous. It sounded fishy to us (pun intended), and we could not find reliable support of the claim – in fact, one resource from the University of Michigan said that they are NOT...
Map Of The Port Jackson Shark’s Habitat The distribution of the Port Jackson Shark covers the tropical marine waters of southern Australian, from south Queensland to Tasmania, and west to the central coast of Western Australia. Genetic evidence indicates the possibility of two distinct populations. This species is found in depths from 100 to 275 m ...
This is a nocturnal shark that feeds at night when their prey species are most active. The diet consists mainly of sea urchins. Prey items also include small fish, and benthic invertebrates such as sea stars, polychaete worms, gastropods, prawns, crabs and small fish. Unlike the “classic” shark teeth that are large and sharp, perfect for eating mea...
This species forms large aggregations of both mixed and same sex groups, as described below regarding reproduction.
Female Port Jackson Sharks become reproductively mature at 11 to 14 years of age, while males need only 8 to 10 years to reach maturity.Breeding occurs only once a year for this species. Normally males and females are segregated, using different habitats for most parts of the year. They share the same space only briefly, during the mating season. B...
Port Jackson Sharks are considered to pose no real threat to people, although they can inflict a nasty bite. The sharp spines of the dorsal fin can also be a danger when the species is handled. They are caught commonly in the gillnet fisheries of southern Australia, and sometimes are the most numerous species found in catches. However, the numbers ...
Heterodontus portusjacksoni is one of the better known species of horn sharks (Heterodontus). It was named after Port Jackson in Sydney Harbour. They are found from southern coastal Australia to the central coast of Western Australia. Some have been found as far north as York Sound in Western Australia.
The Port Jackson shark, also known as the Horn shark, is a species of bullhead shark that is found in the coastal waters of southern Australia. These sharks are known for their unique appearance, with a broad, flattened head and a distinctive pattern of dark brown stripes on a light brown background.
Aug 13, 2020 · The Port Jackson shark is one of three Australian species belonging to the Heterodontid (bull-head) shark family. It’s actually the largest in body size of the group and is quite unmistakable with its broad forehead ridges, blunt forehead and almost pig-like snout.
The Port Jackson shark is a migratory species, traveling south in the summer and returning north to breed in the winter months. Information about the classification of Heterodontus portusjacksoni. Includes facts, pictures and articles.
