The Australian Kangaroo Populations, 1984

  title={The Australian Kangaroo Populations, 1984},
  author={Gordon Grigg and Laurie A. Beard and Graeme Caughley and David Grice and J. A. Caughley and N. W. Sheppard and Martin Fletcher and C. Hudson Southwell},
Between the first Australian-wide aerial survey of kangaroos in 1980-82 and the second in 1984, indices of relative abundance determined by the same methods show that red kangaroos declined by 24% and western and eastern greys by 35%. The declines are attributed mainly to drought in the eastern half of the continent, partly offset by increases in the western half. We estimate numbers in 1984 at 6.3 million red kangaroos (cf. 8.3 in 1980-82), 1.2 million western greys (1.8) and 5.8 million… CONTINUE READING