Image © Neil Fitzgerald by Neil Fitzgerald www.neilfitzgeraldphoto.co.nz. The duckshooter’s bag. Like its relatives the mallard and American black duck, the Pacific black duck is one of a number of duck species that can quack, with the female producing a sequence of raucous, rapid quacking which decreases in volume.[4]. The icon links to further information about a selected division including its population structure (gender, age groups, age distribution, religion, country of birth, ethnic group). The New Zealand grey duck population is believed to be extensively hybridised with introduced mallards to such an extent that few pure grey ducks may now exist, hence its “critical” conservation status. Mallards have orange legs and feet. 2005. New Zealand is home to a wide variety of water fowl. Other names: Pacific black duck, pārera, parera, gray duck, black duck. However, the self introduction of the mallard has seen an extraordinary decline in their abundance as the two species have interbred. Description. 17 posts Previous; 1; 2; GrahameNZ Posts: 344 Joined: Thu Dec 10, 2009 3:43 am Location: The Wetlands, Christchurch. At DU we are committed to seeing these wonderful birds succeed. Title: Grey Duck x Mallard hybridisation in New Zealand Author: Department of Conservation Created Date: 3/3/2010 10:28:44 AM The clutch of 8-10 whitish to pale green eggs is incubated for 26-29 days. Numbers of grey ducks are decreasing due to continued interbreeding with the introduced mallard. The 1999-2004 Ornithological Society of New Zealand atlas scheme showing grey ducks to still be widespread is erroneous and clearly confused grey duck with hybrids and mallards. Description. The sexes are alike, but males are 5-10% larger than females. Previous topic Next topic. Grey ducks can breed in their first year. They would not have made it here, however, without the help of humans. It is a mottled brown duck with white and green flashes on its wings. During the breeding season they are dispersed on ill-defined territories where the male’s defence is more concentrated on female protection and guarding rather than of space. In flight, it shows a green speculum and pale underwing. The underwing is white. Offspring of the two species are paler and have less distinct facial stripes. The paradise shelduck is New Zealand’s only shelduck, a worldwide group of large, often semi-terrestrial waterfowl that have goose-like features. It has a dark body, and a paler head with a dark crown and facial stripes. Grey Duck (Parera) Species: Anas superciliosa Gmelin ... To discover New Zealand’s unique bird-life and finest natural wonderlands, contact the specialists in custom designed birding tours for small groups, couples and individuals. The upper wing is brown, with the speculum (on the trailing edge of the inner wing) an iridescent green with a trailing narrow white band (and no anterior band). The grey duck, New Zealand's endemic subspecies of Pacific black duck, is critically endangered but still hunted. 24 flavours, including dairy free and gluten free options, are available every day of the week. (Photo shows Elizabeth drake and duck.) The Pacific black duck (Anas superciliosa), commonly known as the PBD, is a dabbling duck found in much of Indonesia, New Guinea, Australia, New Zealand, and many islands in the southwestern Pacific, reaching to the Caroline Islands in the north and French Polynesia in the east. Grey teal/tētē (Anas gracilis) originally came from Australia in the mid-19th century. However, know that there are many types of ducks, and BirdEden categorizes them accompanied by their identification features and pictures to help you understand them well. The paradise shelduck is New Zealand’s only shelduck, a worldwide group of large, often semi-terrestrial waterfowl that have goose-like features. Numbers of grey ducks dropped from 1.5 million in 1970 to fewer than 500,000 in the 1990s. Grey ducks disperse widely, but mostly occur in “wild” rather than pastoral landscapes. Pure grey ducks are now considered rare but no credible population estimates have been made. Two historic data sets were available: from the controlled breeding of F1 and backcrossed grey duck x mallard hybrids undertaken by the New Zealand Wildlife Service (NZWS) 1968–1972, and from a nationwide sampling of wild ducks shot by hunters in May 1998. In Miskelly, C.M. Water fowl is the common name for the Anatidae, the family of birds that includes ducks, geese and swans. Handbook of Australian, New Zealand and Antarctic birds. Hybrid grey x mallard ducks are confusingly variable in most characteristics and otherwise “good” grey ducks need to be examined closely for any indication of anterior speculum stripe (alar bar) on wing (white or fawn, narrow or wide…if it is visible it is probably of hybrid ancestry), hints of orange on legs, and “dirty” cream face with indistinct edges to the facial stripes. All plumages are similar. The grey duck, New Zealand's endemic subspecies of Pacific black duck, is critically endangered but still hunted. The Pacific black duck (Anas superciliosa), commonly known as the PBD, is a dabbling duck found in much of Indonesia, New Guinea, Australia, New Zealand, and many islands in the southwestern Pacific, reaching to the Caroline Islands in the north and French Polynesia in the east. Mallards have orange legs and feet. Grey Duck: Mallard Hen 1. Grey. Ducks Unlimited is New Zealand's leading wetlands and waterfowl conservation group. Because of its similarity to mallard both on the wing and in the hand, as well as uncertainty about characteristics of hybrids, only a cessation of all duck hunting will prevent it from being shot. It is usually called the grey duck in New Zealand, where it is also known by its Maori name, pārera. Sunday – Wednesday 11am – 10pm; Thursday – Saturday 11am – 10pm; Our flagship parlour is situated on the corner of Cook and Grey streets. Geographical variation: Three subspecies sometimes recognised (pelewensis from Pacific Islands, rogersi from Australia, superciliosa from New Zealand) but distinction between latter two not supported genetically or phenotypically. Until about 1960, grey ducks made up 95 per cent of New Zealand's dabbling duck population, but is now only 500,000 compared to the 5 million mallards. Food is obtained by 'dabbling', where the bird plunges its head and neck underwater and upends, raising its rear end vertically out of the water. It was developed in 1972 by Lance Ruting in New South Wales, Australia, and named after his wife, Ann Elizabeth. They lay mainly during August to October. [9], Durack Lakes, Palmerston, Northern Territory, "Hybridization, introgression, and morphometric differentiation between Mallard (, "The ectoparasites of hybrid ducks in New Zealand (Mallard x Grey Duck)", "Mitochondrial analysis of gene flow between New Zealand Mallards (, https://en.wikipedia.org/w/index.php?title=Pacific_black_duck&oldid=986447864, Creative Commons Attribution-ShareAlike License, This page was last edited on 31 October 2020, at 22:49. The Elizabeth duck is a newer arrival in New Zealand. We studied the population genetics of one population sample of hybrid Mallard x Grey Ducks and their lice in New Zealand. Bird experts have warned that the population security of popular game birds could be at risk if the 2019 duck hunting season goes ahead. From 1867 repeated attempts were made to acclimatise English game farm stock, but these failed. Kear, J. New Zealand Birds Online. There are four key species of duck in New Zealand: Mallard, Grey, Shoveller and Paradise: Mallard Duck: The mallard is the most common duck in New Zealand and the Northern Hemisphere. Perceived declines in mallard abundance in some regions have prompted NZ Fish and Game Council to initiate research to better understand causes of population … However, with a recent introduction of a close relative, their future in the country is questionable. Grey ducks have a pale head with a conspicuous dark facial stripe and grey bill. Until about 1960 grey ducks made up 95% of New Zealand’s dabbling duck population, but now are estimated to number only 500,000 compared with 5 million mallards! This sociable duck is found in a variety of wetland habitats, and its nesting habits are much like those of the mallard, which is encroaching on its range in New Zealand. We also stock a range of ice cream sandwiches and take home pints. Grey Teal (Anas gracilis) is a dabbling duck found in open wetlands in Australia and New Zealand. 3. Indigenous grey ducks Anas superciliosa and introduced mallards A. platyrhynchos in New Zealand: processes and outcome of a deliberate encounter. Grey ducks were still the most common dabbling duck in New Zealand up to the 1950s, but as introduced mallards became established the two species have interbred. The best opportunity to view grey duck is in forested headwater catchments and away from human settlements (where mallards and hybrids occur), in Northland, West Coast (South Island) and Fiordland. 5. The Parera grey duck is a good looking native that is being out competed by the aggressive introduced mallard. The Whio and the Pateke are struggling for their survival. Ian is the Auckland Regional Representative for Birds New Zealand and has always been interested in the beauty and diversity of birds. Most of the Anatidae in New Zealand are endemic, but a few have become naturalised here and several have been deliberately introduced. Grey Teal can be identified due to the presence of a crimson coloured iris in its eyes. Duck Identification Guide: All the Types of Ducks With Pictures When we think of ducks, we mostly picture the mallard ducks or those that are found in local ponds. Once commonly found in wetlands and streams, and sometimes in estuaries until the 1950s, grey duck were the main quarry of hunters, comprising 95% of the country's dabbling duck population. There are three subspecies of Anas superciliosa: The New Zealand subspecies has declined sharply in numbers, at least in its pure form, due to competition from and hybridisation with the introduced mallard. GREY DUCK (ANAS SUPERCILIOSA) IN OTAGO, NEW ZEALAND GRANT D. GILLESPIE Department of Zoology, University of Otago, P.O. The controlled breeding data Similar species: grey ducks are easily confused with female mallard from which they can be distinguished by: mallards have bright orange legs and feet, orange-and-brown bills, more diffuse eye and bill stripes and mottled face, and a blue speculum edged with white both at front and back. 2. They may occasionally occur in flocks with mallards but are usually encountered as singles or in pairs, and are timid and easily spooked. Mallard hens have a more mottled face and an orange bill with a black saddle. Ruddy ducks were brought to the UK in the 1930s and 1940s for captive wildfowl collections. (ed.). The critically threatened grey duck Anas superciliosa superciliosa, also known as parera, is an endemic dabbling duck, the New Zealand subspecies of Pacific black duck.It belongs to the Anatidae family of swans, geese and ducks, which is part of the Anseriformes order. The grey duck is a wetland feeder (cf. Grey ducks have a pale head with a conspicuous dark facial stripe and grey bill. 3. www.nzbirdsonline.org.nz. Grey Teal (Anas gracilis) is a dabbling duck found in open wetlands in Australia and New Zealand. There might be a two-step extinction underway in New Zealand. This crimson colour is relatively more prominent in adult males. The blue duck or whio (Hymenolaimus malacorhynchos) is a member of the duck, goose and swan family Anatidae endemic to New Zealand. Grey seals (Halichoerus grypus) were the first mammals to be protected by an Act of Parliament in the UK and are currently protected under UK, Scottish, and EU conservation legislation.Reporting requirements under each of these statutes requires accurate and timely population estimates. ; Higgins, P. (eds) 1990. The brown teal or Pateke belongs to the same genus as the mallard, grey duck, grey teal and the shoveler duck and there are also numerous other cousins around the world. It is a mottled brown duck with white and green flashes on its wings. Studies of their three species of parasitic feather lice support this prediction[6], It was assumed that far more mallard drakes mate with grey duck females than vice versa based on the fact that most hybrids show a mallard-type plumage, but this is not correct; it appears that the mallard phenotype is dominant, and that the degree to which species contributed to a hybrid's ancestry cannot be determined from the plumage. Acta Zoological Sinica 52(Supplement): 579-582. Nests are situated on the ground under cover or in tree forks or epiphytes, the bowl being accumulated debris at the site lined with plucked breast feathers and down. Williams, M.; Basse, B. 300a Grey street Hamilton East. Box 56, Dunedin, New Zealand ABSTR^CT.--Small numbers of Mallard (Anas platyrhynchos) were introduced into New Zea- land from Great Britain and North America over I00 years ago. Vol 2.OxfordUniversity Press,Oxford,UK. 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