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Five Practical Uses Of Spatial Autocorrelation For Studies Of Coral Reef Ecology, S Hamylton Mar 2013

Five Practical Uses Of Spatial Autocorrelation For Studies Of Coral Reef Ecology, S Hamylton

Faculty of Science, Medicine and Health - Papers: part A

The organisation of benthic communities across coral reefs is underpinned by spatially structured ecological processes and neighbourhood interactions such as larval dispersal, migration, competition and the spread of disease. These give rise to spatial autocorrelation in reef communities. This paper demonstrates how the measurement of spatial autocorrelation can profitably be incorporated into studies of coral reef ecology through a series of 5 simple statistical exercises: for the generation of maps depicting the strength of spatial relationships between ecological communities, as an indicator of optimal dimensions for sampling ecological communities on coral reefs, as a diagnostic tool for model misspecification, as …


The Ecology Of Fire: Developments Since 1995 And Outstanding Questions, R J. Whelan Jan 2009

The Ecology Of Fire: Developments Since 1995 And Outstanding Questions, R J. Whelan

Faculty of Science - Papers (Archive)

A great deal is already known about fire ecology in Australia, because careful observation of fire effects have been informing fire management for many thousands of years and scientific study of fire ecology has been going on for over a century, especially in the fields of forestry, evolutionary ecology, and land management. In this paper, I review some of the key questions of fire ecology identified in The Ecology of Fire (1995) for which I perceive there is a need for an expanded research effort and for better communication to politicians, policy makers, land managers, and the public at large. …


Spatial Ecology Of Hatchling Water Pythons (Liasis Fuscus) In Tropical Australia, Richard Shine, Thomas R. Madsen, Ligia Pizzatto, Gregory P. Brown Jan 2009

Spatial Ecology Of Hatchling Water Pythons (Liasis Fuscus) In Tropical Australia, Richard Shine, Thomas R. Madsen, Ligia Pizzatto, Gregory P. Brown

Faculty of Science - Papers (Archive)

Young snakes are rarely seen in the field and little is known about their habits. mostly because they are too small for radio-telemetry (the primary method for Studying snake spatial ecology). However, the offspring or some larger species can be fitted with transmitters and we investigated the spatial ecology and habitat use of ten hatchling water pythons (Liasis fuscus: Pythonidae) in the floodplain of the Adelaide River, tropical Australia. Patterns of habitat use in the late wet season and during the dry season were similar to those of adults tracked in the same vicinity in an earlier study. Soon after …


The Ecology Of Fire – Developments Since 1995 And Outstanding Questions, R. J. Whelan Jun 2006

The Ecology Of Fire – Developments Since 1995 And Outstanding Questions, R. J. Whelan

Faculty of Science - Papers (Archive)

Extract - Bushfire is on the agenda more than ever… internationally. The attention of the public and politicians has been captured by extensive media coverage on big fires in the last 5 years: Portugal, France, California, Colorado, South Africa, Indonesia, the Amazon – and 2001-02 and 2002-03 in SE Australia. The various enquiries that have followed these fire events, at least in Australia (e.g. the NSW Joint Select Committee on Bushfires 2002, the Victorian Government’s Inquiry into the 2002-2003 Victorian Bushfires – Esplin et al. 2003, the House of Representatives Select Committee Inquiry into the Recent Australian Bushfires – Nairn …


Towards A Sounder Fire Ecology, Edward A. Johnson, A Malcolm Gill, Ross Bradstock, Anders Granstrom, Louis Trabaud, Kiyoko Miyanishi Jan 2003

Towards A Sounder Fire Ecology, Edward A. Johnson, A Malcolm Gill, Ross Bradstock, Anders Granstrom, Louis Trabaud, Kiyoko Miyanishi

Faculty of Science, Medicine and Health - Papers: part A

This forum brings together fire ecologists from outside the current wildfire controversy in the US to give their views on three central topics related to ecosystems in which wildfires are an important process. First, how do fire behavior and ecological effects vary between ecosystems? Second, why does this variation require an understanding that goes beyond simple correlations between various fire and ecosystem variables to more careful causal models? Third, how can human values and goals be reconciled with fire disturbance processes in an ecologically sound manner?