Although hunting blue whales has been banned for a long time, they are still an endangered species with an estimated worldwide population of 10,000 - 25,000. Blue whales are the emblem of the whole conservation movement . Although this whale is massive, it feeds almost exclusively on krill. Scientists have revealed the return of critically endangered Antarctic blue whales to the sub-Antarctic island of South Georgia, 50 years after whaling all but wiped them out. The blue whale (Balaenoptera musculus) is a marine mammal of the suborder of baleen whales (called Mysticeti). The fin whale (Balaenoptera physalus), also known as finback whale or common rorqual and formerly known as herring whale or razorback whale, is a cetacean belonging to the parvorder of baleen whales.It is the second-largest species on Earth after the blue whale. Blue Whale. Blue whale in dark blue ocean: Brandon Cole Marine Photography, Alamy. Blue Whale and Human Interaction. 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. The blue whale is currently marked as endangered, though recovering. The blue whale is one of nature’s most magnificent and graceful beings. Endangered blue whale harpooned and killed by Icelandic whalers, Sea Shepherd says. 2. Blue whale with back out of water: Sburel, Dreamstime. Stanford graduate student William Oestreich watches the blow from a blue whale in Monterey Bay. Their tongue weighs as much of an elephant. ... IUCN conservation status: Endangered. It is estimated that a blue whale’s tongue itself is the weight of an elephant! The blue whale eats mostly krill (small shrimp-like crustaceans) by using its baleen plates lining its mouth to sieve krill from the water. In today and next week’s edition of Sci-Fri, you will learn about the blue whale, why it is endangered, what we humans can do to help protect them, the advantages and disadvantages of the solution, and also the implications of the solution based on two factors (Economic and Environmental). Established in 1964, the IUCN Red List of Threatened Species has evolved to become the world’s most comprehensive information source on the global conservation status of animal, fungi and plant species. Leggi «Saving the Endangered Blue Whale» di Nicholas Croce disponibile su Rakuten Kobo. The Blue whale is listed as endangered and protected under the Species at Risk Act (SARA). They can grow to 29.9 m in length and 173 tons of weight. Their low frequency whistle can be heard for hundreds of miles and is probably used to attract other blue whales. In the North Pacific, whaling of this species was prohibited in 1966. With only 10,000-25,000 left in the wild, these magnificence marine mammals are today classified as an endangered species. The Northwest Atlantic blue whale is listed as endangered and protected under the Species at Risk Act (SARA).A recovery strategy has been developed for this species with the long term goal of reaching a population of at least 1,000 mature blue whales. Find this out and see what you know about why the blue whale is endangered by using the quiz and worksheet. Sadly, the blue whales, the world's largest living animals, are significantly reduced in numbers with only 10,000 to 25,000 individuals surviving today. Conservation status: Endangered Commercial whaling nearly drove the blue whale to extinction, but legal protections in 1966 forbade whalers from hunting the species. However, we fully support and acknowledge the need to protect the blue whales and all other endangered species. The biggest blue whale found was 190 tons and measured 98 feet long. Further Information Conservation. This accessible text explains to readers how the blue whale is endangered and … Blue Whale is the largest animal that ever existed on the entire Earth. The whales have been killed mainly because of their huge size. One whale was found to produce 120 barrels of oil, so the demand for whales began to rise. Blue whale, a species of baleen whale, a cetacean, that is the most massive animal ever to have lived. It can consume several tons of krill daily. In 1966 the Blue Whale was protected from commercial whaling by the International Convention for the Regulation of Whaling. In 1970, the Blue Whale was listed as endangered under the Endangered Species Conservation Act, the predecessor to the Endangered Species Act (ESA). The plight of the blue whale helped to kick start the ‘Save the Whale’ campaign. In total, 41 blue whales have been photo-identified from South Georgia between 2011 and 2020, although none of these matched the 517 whales in the current Antarctic blue whale photographic catalog. The first rare and endangered blue whale sighted by New England Aquarium researchers in mid-February over the 400-feet deep Oceanographer Canyon. Blue Whale. Works Cited "Balaenoptera musculus (Blue Whale, Pygmy Blue Whale, Sibbald's Rorqual, Sulphur-bottom Whale)." Krill is a small, shrimp-like crustacean, and the blue whale can eat up to four tons of krill per day. With current human activities posing new threats to this endangered species, the blue whale may not be able to evolve fast enough to keep up with the human changes. Larger specimens have been measured at 110 feet, but never weighed. Since then, the blue whale has become a totem for the whole conservation movement. The peak of the killing was in 1931 when 29,000 blue whales were killed in one season. An estimate was that about 350,000 blue whales were killed and 99% of the entire population was completely wiped out. Blue Whale facts and photos. Blue whales may be encountered on whale watching trips operating in locations such as Iceland, Canada (Gulf of St Lawrence), California, Sri Lanka, the Maldives and Australia. Images ⓒ: Blue whale with head out of water: Anthony Pierce, Alamy. Blue Whale are all over oceans except the Arctic Ocean. For general information on Blue Whale, see the Wildlife Notebook Series entry for Blue Whale (PDF 42 kB). Louder, larger, longer and heavier than any other creature, it’s a multi-record breaker and a totem of conservation for all whales and dolphins. Blue whale fact pack Everything you need to know about the blue whale More about the blue whale and other marine mammals Images of the blue whale - photos and videos Print out your own blue whale image page (PDF, 166Kb) Find out about the extinct and endangered animals in the Museum. Diet of the Blue Whale. This particular whale is considered Endangered under the IUCN red list. Why the Antarctic Blue Whale is “critically endangered” The Blue whale population in Antarctica was drastically reduced by commercial whaling, which started in South Georgia (South Atlantic) in 1904. It has been asked: if we can’t save the largest animal with the biggest brain what hope do we have? Image: Jeremy Goldbogen After analyzing five years of blue whale calls, researchers at MBARI, Stanford University, and several other institutions discovered that the time of day that the whales sing changes dramatically depending on whether the whales are feeding or migrating. After about a year inside its mother's womb, a baby blue whale emerges weighing up to 3 tons and stretching to 25 feet. It weighs as much as 33 elephants, are as long about three school buses, has a heart the size of a Volkswagen Beetle, and it must eat around 4 tons of krill per day! ABC Science / By environment reporter Nick Kilvert. Blue whales are a conservation dependent species that will easily be threatened by further mortalities. Their gigantic bodies provided mass supplies of oil and meat. When the ESA was passed in 1973, the blue whale was listed as endangered throughout its range. 7. Blue whales are really massive, growing as long as 100 feet and weighing as much as 200 tons. They became endangered in the whale hunting era, when thousands of them were hunted. Susannah Calderan added: “We don’t quite know why it has taken the blue … The Blue Whale is currently endangered because of over hunting. It is also listed as depleted under the Marine Mammal Protection Act. Critically endangered Antarctic blue whales have been spotted in South Georgia 50 years after whaling nearly erased them forever. Their body colors are the shade of bluish-gray or sometimes can seem lighter underneath. It is also protected under the Marine Mammals Regulations, which fall under the Fisheries Act. 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. 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 … Quiz & Worksheet Goals. Blue whales are predominantly blue-gray animals whose lower surfaces are lighter gray or white. They grow to be about 30 meters long. Weighing approximately 150 tons, it may attain a length of more than 30 meters (98 feet). You'll need to answer questions about the following: 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.