7) Due to their thick layer of blubber the southern right whale never crosses over the equator and into the northern hemisphereÂ because their body is unable to handle the extreme heat. When it is an adult it can weigh between 25 and 66 tons. The southern right whale or tohorÄ is a large, stocky, distinctive whale with no dorsal fin and a v-shaped blow. These Marianne mammals will make a conscious effort not to do anything that could cause harm to that person. Tragically their name was coined because they were very inquisitive and occupied waters close to the beach to give birth to their young so they were the right whale to hunt in the southern ocean. Assessing the connectivity and movement of Southern Right Whales from Encounter Bay with other calving/aggregation areas across Southern Australia. Coming close to a whale could be dangerous, Visser said, an adult southern right is about 10 times the size of an elephant. Reproduction. Museum quality digital reproduction. Because of this their numbers have been depleted drastically, with only 3000 or so left. Southern right whales are polyandrous, with females having up to 7 partners. Approximately 25 are in the North Pacific and approximately 15,000 are found in the Southern regions.
Southern Right Whales are thought to be fairly long lived, maybe up to 100 years! However, with time and the banning of whale hunting the numbers are said to start increasing slowly but surely. The three species of right whales are separated by ocean basins. When compared to other whale species their head is rather large and encompassesÂ roughly 1/4 – 1/3Â of the whales entire body. WWF Whale watching in South Africa The Southern Right Whale by Peter Best. Males are 2 metres shorter and 30 tonnes lighter. The Southern Right whale is 11 - 18 metres long and its colour is grey. They may or may not have white on the undersides, and they resemble the bowhead in form but have a smaller, less strongly arched head and shorter baleen plates (just over 2 metres in length and 30 cm in width). Southern Right Whale females become sexually mature around the age of 9 years old. A southern right whale in waters off the Auckland Islands. Generally these whales are found hunting in high latitude areas where the cold water supplies large amounts of nutrient rich foods such as krill and plankton. Breaching may be used to dislodge parasites from their bodies but is also a form of display during mating. 8) With a head measuring up to 1/3Â the length of its entire bodyÂ the southern right whale has one of the largest heads of all the whale species. In addition to being active they are also very social with other whales and dolphin and are known to approach boats and vessels in order to observe them and the people one the boats. The total population is estimated â¦ It migrates north in winter for breeding and can be seen by the coasts of Argentina, Australia, Brazil, Chile, Namibia, Mozambique, Peru, Tristan de Cunha, Uruguay, Madagascar, New Zealand and South Africa, however, whales have been known to winter on sub-Antarctic regions. Giants of the southern seas The southern right whale (eubalaena australis) is a baleen whale species part of the balaenidae family in the southern hemisphere. The breeding season lasts from the middle of July through August. Southern Right Whale (Eubalaena australis) Photo no. Today this whaleâs numbers are increasing and its status is Least Concern (LC) on the list of threatened species. They mate and calve from June to November. Under the Endangered Species Act, NOAA Fisheries must list threatened and endangered marine species regardless of where they are found.The Southern right whale is listed as endangered under the Endangered Species Act and depleted under the Marine Mammal Protection Act. Southern Right Whale (Eubalaena australis) Photo no. They weigh approximately 120,000 pounds (54,000 kg). When the weather cools down andÂ mating season beginÂ they migrateÂ towards the equator toÂ mate and give birth. Date: 27 May 2007: Source: Own work: Author: Chris_huh: Permission (Reusing this file) GNU Free Documentation License Note the distinctive scarring on tail. The female will become surrounded by amorous males. It is the only large whale … Size Range 17 m long; 80 - 90 tonnes weight. It is the only large whale that lacks a dorsal fin. There is no dorsal fin. - southern right whale stock videos & royalty-free footage . Southern right whales are very large, rotund, bulky whales with broad backs and huge girth. The whales belong to the mammals because they are warm-blooded and have backbones. The main threats to these whales include collisions with large vessels or ships in highly commercial areas, chemical pollution which may affect the whale's health or their food supply, aquatic constructions like sewage plants, ocean-based oil refineries and aquatic mining that can negatively affect the whale's environment and ecosystem, and many other issues, from global warming to agricultural changes. The gestation period is 11 to 12 months. Southern Right Whale on The IUCN Red List site -, https://en.wikipedia.org/wiki/Southern_right_whale, http://www.iucnredlist.org/details/8153/0. Marine Big 5 daily blog, Awesome Southern Right Whales! Sexual maturity is usually reached between 9 – 11 years for females which is around the time they begin to mate and reproduce. The southern right whale is known to face a number of threats throughout various parts of the southern hemisphere. The pectoral fins (flippers) of right whales are large (20% of body length) and rectangle in shape with a pointed tip. The male Southern Right Whale penis can be up to 2.5 metres long. Scientific name Eubalaena australis from eu (Greek for right), balaena (Latin for whale) and australis (Latin for southern). Right whales are the most rare of all the large whales and one of the rarest of marine mammal species. Deakin University volunteer Southern Right Whale program 2018 Three right whale species are recognized in the genus ‘Eubalaena’, while the Bowhead Whale, also a Right whale, is placed in its own genus, ‘Balaena’. They weigh approximately 120,000 pounds (54,000 kg). Southern right whales are a fairly active species that can be found performing numerous activities such as breaching and sailing. Southern Right Whale (Eubalaena australis) Photo no. Note callosities. Much of what we know about right whales has been learned through photo- ID studies, in which individual whales are photographed and recognized over time by unique patterns of callosities on their heads. These whales are skimmers and can be seen swimming at or near the surface of the water when hunting for food. Right Whales can grow up to 18 metres (60 feet) long and weigh up to 100 tons. When compared to other whale species their head is rather large and encompasses roughly 1/4 â 1/3 of the whales entire body. The Southern Right Whale is an enormous creature - in more ways than one. 10 Days Uganda Safari tour; 3 Days Uganda Gorilla Trekking; 5 Days Gorilla and Chimpanzee trekking; 5 Days Gorillas and Wildlife Safari When they swim slowly, they expose only a small area of the head and back when they surface to breathe. 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