This means there is limited information on the actual number of each of these threatened species caught in Australian waters. Commercial fishing is the biggest threat to hammerheads, with t of hammerhead sharks legally allowed to be caught every year in Australian waters 1. How are people getting away with fishing hammerhead sharks? Australia is a signatory to the convention. AMCS questions the findings in the NDF report that the current levels of hammerhead harvest are sustainable and instead recommends a more precautionary approach that restricts catch and prohibits export in light of:.
Hammerhead sharks are also threatened by culling through lethal shark control programs. In six years , hammerheads sharks have been culled at an average of 99 per year 6. One litter can range from six to about 50 pups. When a hammerhead pup is born, its head is more rounded than its parents'. All rights reserved. Personality Quizzes. Funny Fill-In. Amazing Animals. Weird But True!
One of the more interesting ways is the violent shaking of the head from side to side. Hammerhead sharks are found in warm coastal waters and along continental shelves to depths of about feet. There are 9 different species of hammerhead sharks, and all of them have odd shaped heads that look like flattened hammers — hence their name.
The flat shape of their heads makes hammerhead sharks more sensitive to electrical signals that are used to find hidden prey, and their wide-set eyes enable them to see better over larger areas. Hammerhead sharks are generally gray-brown to olive-green with off-white undersides, and mouths filled with serrated triangular-shaped teeth.
Most hammerhead species are fairly small but can grow up to 20 feet, about as long as a medium sized car, and can weigh up to 1, pounds. They are cunning hunters, feeding on smaller fish, octopuses, squid and shell fish, but generally do not attack humans unless they are attacked first! Hammerhead sharks spend a lot of time near the bottom of the ocean where their prey dwells, and typically prefer shallow waters that allow them to hunt more easily. These sharks usually hunt alone at night, but are commonly seen in larger groups during the summer months, when they migrate together in search of cooler waters.
The greatest threat to hammerhead sharks is from humans. Hammerhead sharks are widely hunted for their teeth and fins and some species are endangered. Dear Customer:. As a company committed to nature and conservation, Wild Republic strives not only to produce better toys for children, but also to create a world that is filled with compassion, responsibility and understanding.
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This allows them a vertical degree view, which means the Hammer head shark is able to see both above and below quite easily. Unfortunately, this eye placement causes a huge blind spot directly in front of their nose! This fish is well known for its ability to make very sudden and sharp turns. Not only does the hammer at as an organ of balance, but its body seems to be specifically designed to twist and bend.
Believe it or not, the Hammerhead has the ability to sport a nice tan! They are one of very few animals who tan from the sun. This happens to the shark because Hammerheads are often cruising in shallow water or near the surface for extended periods of time. Hammerhead Sharks love tropical, warm waters from all over the world. They mostly stay along continental shelves and coastlines, but on occasion they are found in the deep ocean cruising near the surface.
As with all other shark species, Hammerhead Sharks have a special sense of feeling using electro receptors. This an organ called the ampullae of Lorenzini. Sharks are able to pick up very small electrical pulses that all living things emit.
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