They are big eaters and are able to consume as much as 2,000 pounds of food per day. The sei whale is one of the fastest whales, reaching speeds of up to 30 miles per hour. A sei whale seen feeding during a NOAA survey in 2014. DOC biodiversity ranger Mike Ogle said the male sei whale, which died on Friday evening despite efforts to save it, weighed about 30 tonnes. The nicknames ‘pollack whale', ‘coalfish whale' and ‘sardine whale' come from the fact that the appearance of sei whales often signalled the presence of large numbers of these fish. The nicknames ‘pollack whale', ‘coalfish whale' and ‘sardine whale' come from the fact that the appearance of sei whales often signalled the presence of large numbers of these fish. Sei whale's are described by the Department of Conservation as a rare sight in New Zealand. At 17 metres long and weighing about 30 tonnes, it's on the "upper end" of size for the species, which is one of the largest types of whales. The Sei Whale (cont'd)4.3.Population size, trends, and distributionHistorically the most abundant of the baleen whales, sei whales are now considered rare in U.S. and Pacific Canadian waters. The Sei Whale is part of the Wild Safari® Sea Life collection. Feeding Sei Whale Balaenoptera borealis. However, the Sei whale was, and it is likely that reported catches of Sei whales included B. edeni. During feeding periods these whales may dive for up to 20 minutes while searching for food. Learn the proper pronunciation of "sei whale" Visit us at: http://howtopronounce.org to learn more! Sei whale (Balenoptera borealis) IUCN Status: Endangered. Sei whale's are described by the Department of Conservation as a rare sight in New Zealand. Its body is a dark blue gray above that fades to white below, with a pockmarking of pale oval spots along the length of its body. 60 Favourites. Photos of the whale show it in a pool of blood. Sei Whale . The “Sei” in “Sei Whale” comes from the Norwegian word for Pollock, a type of fish. [6] It inhabits most oceans and adjoining seas, and prefers deep offshore waters. The sei whale migrates annually from cool, subpolar waters in summer to temperate, subtropical waters in winte…New content will be added above the current area of focus upon selection (source: www.wikipedia.org) See More Top Trends » New Zealand » sei whale. Photo: NOAA Northeast Fisheries Science Center/Christin Khan. This species is classified as Endangered (EN) on the IUCN Red List. Introduction to Sei Whale. Despite rescue efforts, a 17-metre beached whale near Farewell Spit has died. Monitor the population size and trends in abundance. The sei whale (/ ˈ s eɪ /, [4] [5] Balaenoptera borealis) is a baleen whale, the third-largest rorqual after the blue whale and the fin whale. The dorsal fin is located about one-third of the body length forward of the notch in the fluke (tail). It avoids polar and tropical waters and semienclosed bodies of water. Location: Found in virtually every ocean and sea in the world, especially the temperate waters in the mid latitudes of the Atlantic and Indian Oceans. [7] It avoids polar and tropical waters and semienclosed bodies of water. balaenoptera borealis comparison sei size whale. Despite their large size these whales maintain a diet consisting primarily of krill, copepods, fish and plankton. Size. 7 Scintillating Sei Whale Facts. Similarly to Bryde’s whales, they also have a short dive time of approx 5-10 minutes. 1/3 FINAL STRANDING UPDATE: The whale which stranded in Golden Bay on Friday was a 17m long Sei whale. Sei whales are the 3rd largest rorqual species … The Sei Whale is the fourth largest baleen whale after the blue whale, fin whale and the humpback whale. You can also click related recommendations to view more background images in our huge database. Sei whale, Balaenoptera borealis. Sei Whale Size. According to the U.S. National Marine Fisheries Service, the total size of the Sei whale population is around 80,000 individuals. Sei whales are shorter than fin whales and also have a shorter blow. 1/4 to 2/3 metre high, strongly curved towards the back ; generally more erect compared to a fin whale; less than 2/3 from the front of the body; Blow. At 17 metres long and weighing about 30 tonnes, it's on the "upper end" of size for the species, which is one of the largest types of whales. Image source. NZ Classification: Data Deficient. The Norwegians observed that Sei whales and Pollock tended to arrive in the same areas at the same time every year. While the sei whale has been hunted by humans since the 1860s, it wasn't until the 1950s and 1960s and the declining availability of blue and fin whales that the killings seriously expanded. cms.int. “Because they move their tail around and the blood vessels are very close to the surface of the skin and that can cause a lot of bleeding,” Grover said. Since 1986, the International Whaling Commission (IWC) has officially halted all commercial whaling. Photo courtesy of Christin Khan from NOAA. to a maximum length of 16 metres; Colour. In sei and minke whales the ventral grooves end well before the umbilicus. cms.int. The species is grey in colour, with a variable white region on its underside. Length and Weight. It measures 14 - 19.8 m (45 to 65 ft) long and weighing about 20 - 30 tonnes. This is believed to be one of the fastest of all whales, and it can easily travel several miles per day while migrating. 1/3 FINAL STRANDING UPDATE: The whale which stranded in Golden Bay on Friday was a 17m long Sei whale. Derived from the Norwegian word for Pollack, there are two subspecies of the little-known sei whale: the northern and the southern. Both the lower left and right jaws are dark in colour. Cependant, [...] le rorqual sei en était un et il est vraisemblable que les prises de rorqual sei rapportées aient compris des [...] B. edeni. It is ranked #3 in terms of overall Baleen Whale size. Implementation. The Sei whale could be confused with the Bryde’s whale, ... Their tail is thick and the fluke is relatively small in relation to the size of the whales body. The Sei Whale (Balaenoptera borealis) is a large, slim baleen whale. “There could be an underlying condition that has caused it to bleed that way. The dorsal fin of a sei whale is more upright than that of a fin whale. cms.int. Sei whales are under threat by climate change and also by pollution, entanglement in fishing gear and ship strike. Learn more about the recovery plan for sei whales. These areas may appear mottled, with grey or white circular scars caused by various predators or parasites. Type: Mammal. Smaller than blue or fin whales and larger than minke whales, sei whales can be distinguished by a relatively large dorsal fin and by only one distinct ridge extending the length of the head (Illustration by Uko Gorter). When the whale surfaces their blow hole can be seen at the same time as their dorsal fin. up to 3 metres in height; resembles the blow of a blue and fin whale, but is neither as high nor as dense; Tail fluke. Acquire scientific information from dead specimens. Derived from the Norwegian word for Pollack, there are two subspecies of the little-known sei whale: the northern and the southern. Image source. 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