You'll need to answer questions about the following: Scientific Name: Balaenoptera musculus Status: Endangered Number Remaining: 10,000 to 25,000 Average Length: 80-100 feet Average Weight: about 200 tons The blue whale is the largest animal on our planet. 29. And even these “Killer Whales” rarely prey on anything larger than a baby Blue Whale. Blue whales, along with many other cetacean species, are regarded highly when it comes to spiritual and aesthetic value. Blue whales are predominantly blue-gray animals whose lower surfaces are lighter gray or white. They can grow to 29.9 m in length and 173 tons of weight. Ships will crash into the giants, and automatically kill them. Whale-watching has become an important part of ecotourism in recent years. Blue Whale is the largest animal that ever existed on the entire Earth. The Blue Whale is a cosmopolitan species, found in all oceans except the Arctic, but absent from some regional seas such as the Mediterranean, Okhotsk and Bering seas.They are most abundant in the southern Indian Ocean on the Madagascar plateau, and off South Australia and Western Australia, where they form part of a more or less continuous distribution from Tasmania to Indonesia. Yes, us humans are the cause of the endangerment of blue whales. Whaling much diminished the number of whales left in the world’s bodies of water. Clarifying endangered isolated populations vs. entire species, a quote from Dr. Jefferson: "The gray, sei, blue, and fin whale species are not endangered on a global scale, but isolated populations of these species have been severely depleted and face some danger of extinction. this planet are still alive and that I actually did see one. The blue whales are currently classified as endangered by the IUCN. A. Blue Whales almost went extinct. Due to extensive and uncontrolled hunting. Images ⓒ: Blue whale with head out of water: Anthony Pierce, Alamy. Blue Whale are all over oceans except the Arctic Ocean. Humans began hunting whales (called whaling) in large numbers around the 17th and 18th century. Interesting Blue Whale Facts 1. Blue whales are endangered because of us. The blue whales have a wide distribution, found in the world’s oceans from the poles to the equator, exhibiting seasonal migrations from the polar and subarctic regions in summer to the tropical and subtropical waters in winter. Blue whale with back out of water: Sburel, Dreamstime. The IUCN lists the main threats to these animals as … There are only 10 to 25 thousand blue whales left swimming in the ocean. Hence, the Endangered Species Act of 2005 granted federal protection to killer whales and designated their geographical as protected ‘critical habitat’. But there’s more to whales than beauty and intrigue. The global population of blue whales is uncertain, but based on research from the IUCN, the global total for the species is estimated to be between 10,000-25,000 and classed as endangered. The mouth of the blue whale contains a row of plates that are fringed with ‘baleen’, which are similar to bristles. The blue whale is being protected from extinction through several conservation methods, such as being listed and protected under the Species at Risk Act and the Endangered Species Act. These whales are often killed because of poaching. Given their massive size, you might wonder why Blue Whales are endangered according to the IUCN Red List. Yes, very much so They are considered endangered, but maybe not as much as previously thought. As whales lie at the top of the food pyramid, any decline or increase in their population is an indication of a change in their habitat. Pollution is another reason why blue whales are endangered. It’s also listed as endangered under the Endangered Species Act. Blue whales are endangered due to massive hunting by whaling nations such as Japan. Laws have been put around the safety of Blue Whales, but the population will never grow to what it was in the past. Whale hunting is believed to be the main reason why there are only few individuals from the species left. They’re also critical to our ecosystem. 7. Take a … The blue whale population for the western North Atlantic was estimated to be in the low hundreds. Find this out and see what you know about why the blue whale is endangered by using the quiz and worksheet. Blue whales have probably become endangered due to their large size, which manages to draw the attention of humans towards them. Skip navigation Sign in. Blue Whale. Blue whales are the largest mammals that ever lived, but they are also an endangered species. Although the… Global blue whale population estimates are thought to range from 5000-12000, however, a reliable recent global population estimate does not exist. The female blue whale reproduces only once in two years, and hence their numbers do not increase a lot. While it may be considered an endangered species, the blue whale is truly international, occurring in all oceans except the Arctic, and enclosed seas of course. Yes they are! They can live in nature for about 50 years. Their body colors are the shade of bluish-gray or sometimes can seem lighter underneath. If the larger whales such as the blue whale or sperm whale are beached, they cannot support their own weight. Blue whale, a species of baleen whale, a cetacean, that is the most massive animal ever to have lived. Blue whale in dark blue ocean: Brandon Cole Marine Photography, Alamy. Some people used to hunt them, but there is a law against hunting them in the United States. Since they have been protected, Blue Whales have been able to recover, and there are now 1,500-2,500 Blue Whales left in the wild. Blue whales have long, slender mottled grayish-blue bodies, although they appear blue underwater. Initially, the blue whale was not targeted by whalers because of their speed, size and power. With only 10,000-25,000 left in the wild, these magnificence marine mammals are today classified as an endangered species. Humans have hunted sometimes just to brag about, but it is actually a rule set by the international community in 1966 that blue whale hunting is illegal. Blue whales are the largest animals ever to live on our planet. Sadly, there is almost nothing we can do about this issue. What threatens the beluga whale in the last 50 years is not only its predators. yes there are about 5000-15000 left in the world because the whales are hunted and killed by sharks and some people eat the whales as food. Their tongue weighs as much of an elephant. The Blue Whale is protected by the Endangered Species Act of 1973. Plus, they’re rather majestic to watch—which is why whale watching is such a popular activity for anyone on the coast! An endangered animal can be classified as endangered, vulnerable, or critically endangered. Due to aggressive hunting and environmental changes, these ocean-dwellers could become extinct. Yes — the blue whale is classified as endangered on the International Union for the Conservation of Nature and Natural Resources (IUCN) red list. Why are blue whales an endangered species? Blue whales are mainly hunted commercially because whale body parts make a wide range of products such as soap and oil. Here is a Blue Whale being hunted. The endangered status of Blue Whales was caused largely by the whaling industry. There are less than 100,000 individuals in the world, so efforts must be taken seriously. All these factors, that have been mentioned above, contribute to support the fact that there are now less than 15000 left on the earth, making them critically endangered blue whales. - Asha de Vos - Duration: 5:21. Before whaling there may have been as many as 250,000; today, it is one of the world's rarest species, with the population of blue whales … 30. Unfortunately, ocean pollution, boat strikes, and the whaling industry are a constant threat to these endangered animals. Weighing approximately 150 tons, it may attain a length of more than 30 meters (98 feet). The blue whale helps provide a large amount of oxygen into the earth’s atmosphere. Besides the commercial fishing, Blue whales are also endangered by its own nature. Let me tell you some facts about Blue Whales. Threats To Orcas Or Killer Whales: There are two types of threats faced by killer whales- natural dangers and man-made danger. Of plates that are fringed with ‘ baleen ’, which are similar to.... 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