Range Description: New Zealand Sea Lions have a highly restricted distribution for a marine mammal. This report is the first description of hookworms (Uncinaria spp.) 1. Males measure between 2.0-3.25 m in length and weigh 300-450 kg, while adult females measure 1.6-2 m in length and weigh up to 160 kg. The New Zealand sea lion, Phocarctos hookeri, is the least numerous of the world’s extant sea lions. New Zealand Sea Lion – also known as the Hooker’s Sea Lion, the New Zealand Sea Lion is one of the largest animals found in New Zealand. In coming weeks the mothers will teach these pups to swim and move away from the beach into the surrounding meadow and forest as the males depart. + Full description. Hooker’s Sea Lion / New Zealand Sea Lion. Thus, it is vital to protect this beautiful species. It has a highly restricted breeding range within the New Zealand subantarctic islands. The New Zealand (NZ) sea lion is the rarest sea lion species in the world, and is endemic to New Zealand. This animal is the most endangered of all sea lion species in the world. Captions. Sea lions have thick fur and even thicker layers of blubber to keep them warm in their preferred cold climates, but they exist in all the oceans of the world except for the Atlantic ocean. The species clung to existence deep in the subantarctic, 465 kilometres to the south in the Auckland Islands, and on Campbell Island, which is even more remote. An overview of New Zealand sea lion biology, they issues they face, and current management is available in the sea lion species management plan. from the New Zealand sea lion, Phocarctos hookeri. Sea lion definition is - any of several Pacific eared seals (such as genera Eumetopias and Zalophus) that are usually larger than the related fur seals and lack a thick underfur. Species of sea lions and fur seals can be found on the Bering strait, Australia and New Zealand… If you are diving around Aramoana, Dunedin, you might just catch a glimpse of the New Zealand Sea Lion, also known as the ‘Hooker’ sea lion after Sir Joseph Hooker, a botanist with a British Antarctic expedition which arrived in Auckland in 1844. This report is the first description of hookworms (Uncinaria spp.) from the New Zealand sea lion, Phocarctos hookeri. Governments, scientists and conservationists recognise that NZ sea lions are under severe threat from disease, accidental death as a result of fisheries by-catch, and habitat change caused by fishing. Their breeding grounds are now protected, hunting has been banned, and work is being done to prevent them from being captured in fishing nets. We work with the Department of Conservation identifying and monitoring the local breeding population centered around the Otago and Southland coasts. New Zealand Sea Lion Trust chairwoman Jordana Whyte said the incident highlighted the fact the animals faced pressures in the marine environment, and they needed undisturbed rest on Dunedin beaches. This book outlines the comparative evolutionary ecology, biology, life-history, behaviour, conservation status, threats, history of human interactions and latest research on the three species of otariids that live in the waters of southern Australia: the Australian fur seal, New Zealand fur seal and Australian sea lion. Description Adult males are between 2.4 - 3.5m long and weigh 300 - 450kg. Data collection. Additionally, according to DOC there are only 12,000 Sea lions in the world. The major threats posed to sea lions include fishing, disease, lack of food, and human activities. [1]; On average, sea lions live about 20 years, but some have been known to live up to 30 years or more. They are brown-black with manes that reach their shoulders. Add a one-line explanation of what this file represents. They are also able to walk while on land, although they are not nearly as graceful out of the water as they are in the water. Hooker’s sea lions, Phocarctos hookeri (Gray, 1844), aka New Zealand sea lions, are one of the rarest and most endangered of the sea lions. It was named ' Hooker's sea lion after Sir Joseph Hooker, a botanist with a British Antarctic expedition which arrived in the Aucklands in 1844. The New Zealand Fur Seal is sometimes mistaken for its larger neighbour the New Zealand Sea Lion, but there are some distinct differences that will help you identify which is which:. According to WWF, the New Zealand Sea lions are declared endangered. For at least 300 years, no pup births were recorded anywhere on mainland New Zealand. Genetic Evidence of a Population Bottleneck and Inbreeding in the Endangered New Zealand Sea Lion,Phocarctos hookeri. The generation time is estimated to be 10.75 years with three generations being equivalent to approximately 32 years. Prior to the arrival of people to these amazing islands, there were many types of large animals such as moa, haast eagles, and even lots of sea lions. Fisheries New Zealand would prefer if no sea lions were caught by fishing vessels. Description. They are classified as 'Endangered' on the IUCN Red List of Threatened Species and a The majority of sightings data were collected by a series of research projects at the Auckland Islands. Yellow-eyed penguins (Megadyptes antipodes) and New Zealand sea lions (Phocarctos hookeri, also known as Hooker’s sea lions) have breeding distributions restricted to the southern New Zealand region, from the eastern coast of South Island south to Campbell Island (52°S, 169°E) (Marchant and Higgins, 1990, Wilkinson et al., 2003). However, you will rarely hear people or books refer to it that way. Journal. New Zealand Sea Lions are listed as Vulnerable, and their are a handful of actions being taken to keep them safe. New Zealand sea lions (also known as whakahao/rāpoka or Hooker’s sea lion) are the rarest species of sea lion in the world and the most threatened because of their declining numbers. But all food production, whether on land or at sea, has an impact on the environment. Enderby Island was once infested with rabbits and in former times many pups suffocated after crawling into rabbit holes. Sea lions can swim at bursts of up to 25 miles per hour, but typically swim around 11 mph. New Zealand Sea Lions live primarily around New Zealand's subarctic islands but a few Sea Lion colonies have been found around Stewart island and the bottom of the South Island. Founded in 2003, The New Zealand Sea Lion Trust was established to provide protection to and education about this critically endangered marine mammal species. New Zealand sea lions once had their pups all around the country, but were wiped off the mainland by Māori hunting before Europeans arrived. Species description. The ultimate goal is to achieve Not Threatened status. It liv es up to its name by dominating fishes and small animals along the coast of New Zealand. The 2001/2002 and 2002/2003 breeding seasons of New Zealand sea lions (NZSLs) on the Auckland Islands were marked by a high pup mortality caused by acute bacterial infections. English: New Zealand Sea Lion. The New Zealand sea lion belongs to the suborder Pinnipedia, which is divided into three families (Phocidae, true seals, 19 species; Otariidae, eared seals, 14 species and Odobenidae, walrus, one species), (Bonner 1999). ROBERTSON, B. C. and CHILVERS, B. L. The population decline of the New Zealand sea lion Phocarctos hookeri: a review of possible causes 2011 - Mammal Review . The New Zealand Sea Lion (NZSL), Phocarctos hookeri (Hooker’s sea lion), is one of the rarest and most locally endemic members of the Otariidae. New Zealand Hooker Sea Lion. Here are 10 facts about these native marine mammals. This species has been classified as “vulnerable” and “endangered” because of its small population size and limited distribution on the subantarctic Auckland Islands (Gales and Fletcher 1999). South American Sea Lion – the technical name for the South American Sea Lion is actually the Patagonian Sea Lion. These beasts are currently constrained to Otago, Southland, and Sub-antarctic Islands courtesy of human invasion. Between 1998 and 2009 the number of pups born at the main colonies on the Auckland Islands fell by half, and the species was reclassified as nationally critical. Pup production at their main breeding area (Auckland Islands) declined by 50% in the last 12 years. New Zealand Sea Lions can be found along the coasts of the southern part of the South Island. New Zealand Sea Lions also known as Hooker’s Sea Lions and “whakahao” in Māori, the New Zealand native people, are one of the rarest and most endangered of the pinniped family. The New Zealand sea lion/rāpoka/Threat Management Plan was published in 2017. Dr Meyer adds: "We now know that sea-lion exclusion devices have, despite all assumptions, obscured bycatch of New Zealand sea lions and that this factor posed a … Date: 22 February 2011, 12:27:17: Source: Own work: Author: Hase : Camera location: 45° 53′ 37.66″ S, 170° 38′ 31.63″ E View this and other nearby images on: OpenStreetMap: Licensing . Description: New Zealand Sea Lion: Date: 25 April 2008 Young New Zealand sea-lion pups loll in a ‘puppy pile’ at Sandy Bay on Enderby Island. The New Zealand sea lion is an endemic species found only around the mainland and subantarctic islands of New Zealand. The nematodes were collected from dead pups on Enderby Island (Auckland Islands, 50 degrees 30', 166 degrees 17') during January and February, 2004. Protect New Zealand sea lions, by restricting vehicles on Surat Bay and Cannibal Bay in The Caitlins. Education is an important part of our activities and we offer education programmes … Description & Behavior. Between 1998 and 2009 the number of sea lion pups born annually at the Auckland Islands declined by 50%. Males measure between 2.0-3.25 meters in length and weigh 300-450 kilograms, while adult females measure 1.6-2 meters in length and weigh up to 160 kilograms. The New Zealand sea lion is classified as 'Endangered' (EN) and projected in decline by the International Union for the Conservation of Nature (IUCN). It aims to halt the decline of the New Zealand sea lion population within five years and ensure the population is stable or increasing within 20 years. If we know fishing is having too big an impact on the population, the government will take action. Journal of Heredity, 107(5), pp.392-402. Sea lions are large and streamlined with a smooth appearance and short, thick hair. New Zealand sea lions were exiled from mainland New Zealand for a minimum of 300 years, until they gradually began returning in 1993. They have large front flippers and a tail fin that allows them to swim proficiently. Over the last 16 years pup production at the main breeding area, the Auckland Islands, has declined by 50%. Otariids comprise the fur seals (nine species) and the sea lions (five species) (Bonner 1999). Adult female Sea Lions are between 1.8 - 2m long and weigh 90 - 165kg. New Zealand Fur Seal/Kekeno & New Zealand sea lion / rāpoka / whakahao. In-text: (ROBERTSON and CHILVERS, 2011) Your … We need to strike the right balance between producing food and minimising the impact fishing can have on sea lions. 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