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population

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Journal Articles
Australian Zoologist (2021)
Published: 04 June 2021
...Shawn Scott; Richard Biffin ABSTRACT The Pygmy Copperhead Austrelaps labialis is South Australia’s only endemic snake, being native to the Adelaide Mount Lofty Ranges and Fleurieu Peninsula; with an additional allopatric population on Kangaroo Island. Within the AMLR, it inhabits stringybark...
Journal Articles
Australian Zoologist (2021)
Published: 02 February 2021
... to the Wombat State Forest in Central Victoria. Isolated inland populations are known to occur west of Townsville (Winter et al. 2004) and in the Einasleigh Uplands (Vanderduys et al. 2012). P. volans density has varied from 0.6 to 4 individuals per ha from field census (Menkhorst 1995). Throughout their range...
Journal Articles
Australian Zoologist (2020) 40 (4): 628–635.
Published: 01 June 2020
...Caroline J. Blackmore; Jennifer R. Ovenden; Toby P. Piddocke; Les Christidis ABSTRACT Failure to consider genetic structure in fish populations when collecting aquaculture broodstock can negatively affect fitness, and hence conservation and management goals. Here we used mitochondrial DNA from...
Journal Articles
Australian Zoologist (2019) 40 (1): 181–202.
Published: 01 January 2019
...George R Wilson; Melanie Edwards ABSTRACT Millions of kangaroos are dying in 2018 but without good conservation outcomes. Populations are crashing in drought and contributing to land degradation. Non-commercial culling is increasing because landholders seek to stop kangaroos from competing...
Journal Articles
Australian Zoologist (2014) 37 (3): 369–380.
Published: 23 December 2014
... as a result of endocrine disruption compounds (EDCs) have been reported. In response to the observation that the population of the bearded dragon Pogona barbata had crashed in peri-urban Western Sydney, we investigated the nature and extent of testis deformity. It was observed that individuals collected...
Journal Articles
Australian Zoologist (2014) 37 (2): 157–172.
Published: 28 October 2014
... and from March 2013 to March 2014 the species had declined in abundance and distribution. Most of the recorded breeding occurred in ephemeral wetlands: dispersal from these sites involved movements over highly modified rural and urban landscapes. Refuge sites populated outside the breeding events were...
Journal Articles
Australian Zoologist (2014) 37 (2): 178–187.
Published: 27 August 2014
...Alan Midgley; Shelley Burgin; Adrian Renshaw While presence/absence of endocrine disruption has been widely observed within polluted wetlands, relatively few data have addressed population level changes for any species. This paper investigated the effects of endocrine disruption on the phenotypic...
Journal Articles
Australian Zoologist (2014) 27 (1-2): 28–35.
Published: 17 March 2014
...Tim Clark; Gary Backhouse; Robert Lacy A Population Viability Assessment (PVA) workshop was held in Melbourne in May, 1990, to demonstrate its potential to wildlife managers by applying PVA to six species of threatened wildlife in Victoria. The workshop ran for one week and involved 32 participants...
Journal Articles
Australian Zoologist (2014) 30 (4): 398–404.
Published: 17 March 2014
...Thea van de Mortel; Ross Goldingay The Green and Golden Bell Frog Litoria aurea has declined dramatically in distribution and abundance in NSW during the last 20 years. We describe the dynamics of the population found at Port Kembla near Wollongong, New South Wales during 1994-6. This population...
Journal Articles
Australian Zoologist (2014) 30 (4): 383–386.
Published: 17 March 2014
...Allen Greer; Alison Mills In a sample of 49 mature Litoria dentala from a single Sydney population collected over two consecutive nights in early autumn, males were significantly more common than females. Males and females had similar average weights, but females averaged larger in snout-vent...
Journal Articles
Australian Zoologist (2014) 33 (2): 210–216.
Published: 17 March 2014
...Ross Goldingay; David Newell Estimates of population size are fundamental to the development of effective management of threatened species. We conducted a tagging study of a population of the endangered Green and Golden Bell Frog Litoria aurea at Port Kembla, on the New South Wales south coast...
Journal Articles
Australian Zoologist (2014) 33 (4): 480–510.
Published: 17 March 2014
...Leighton Llewellyn The Purple-spotted Gudgeon, Mogurnda adspersa , is widespread occurring in coastal drainages in northern NSW and Queensland, and an endangered western population in the Murray Darling System. This paper reports a study at the Inland Fisheries Research Station, Narrandera...
Journal Articles
Australian Zoologist (2014) 33 (3): 379–384.
Published: 17 March 2014
...Shelley Burgin I investigated whether exotic turtle species were capable of establishing breeding populations in the Sydney area and confirmed that two exotic species were present: Trachemys scripta elegans and Clemmys marmorata . Mature females of both species were recorded with shelled eggs...
Journal Articles
Australian Zoologist (2014) 31 (1): 161–165.
Published: 17 March 2014
... were sampled in a 0.1 ha farm dam for three days immediately prior to drainage and a population census was subsequently carried out. Fyke nets proved to be an effective method of sampling the population. During the sampling phase 78% of males (n = 11) and 81% of females (n = 21) were captured...
Journal Articles
Australian Zoologist (2014) 31 (1): 240–253.
Published: 17 March 2014
... availability. A synchronous count of Greyheaded Flying-foxes in New South Wales taken in July 1988 described the distribution and abundance of the species during a time of general food scarcity, but when abundant floral resources were available in restricted patches of coastal vegetation. The population...
Journal Articles
Australian Zoologist (2014) 33 (1): 49–59.
Published: 17 March 2014
...Ross Goldingay; David Newell Development of appropriate conservation programs for threatened species requires a basic understanding of their population ecology. We studied a population of the Green and golden bell frog Litoria aurea in the far north of its range. This population occupies a coastal...
Journal Articles
Australian Zoologist (2014) 26 (3-4): 109–129.
Published: 17 March 2014
...Peter Smith; Judy Smith The Koala population in Warringah Shire has declined over the last 50 years with increasing urbanization. Koalas were reported from various localities throughout the Shire in the 1940's, 1950's and 1960's. They now occur only at Barrenjoey Peninsula. Ku-ring-gai Chase...
Journal Articles
Australian Zoologist (2014) 30 (3): 330–339.
Published: 17 March 2014
... population argon age and sex structure compared with populations that were ether non-commercially- shot or were protected from shooting It was found, however that shooting In general (whether commercial or non-commercial) decreased the presence of large pouch-young thus delaying the reproductive activity...
Journal Articles
Australian Zoologist (2014) 36 (4): 381–403.
Published: 28 January 2014
...L. Broome; F. Ford; M. Dawson; K. Green; D. Little; N. McElhinney The New South Wales population of the Mountain Pygmy-possum Burramys parvus was estimated at 500 adults in 8 km 2 of boulder-heath habitat during surveys in the 1980's. In 1989, this estimate was increased to 1312 adults based...
Journal Articles
Australian Zoologist (2013) 36 (1): 22–28.
Published: 11 February 2013
... 1970 (Calaby et al. 1971). Over the next three decades Burramys parvus was located in three regional populations that were separated by low elevation river valleys in the subalpine and alpine areas of south-eastern Australia. These regional populations are located in Kosciuszko National Park in New...