15 декабря 2019

Disturbance

Epicormic growth on stems of trees (Eucalyptus spp.) is characteristic regrowth after being scorched and burnt by wildfires.


East of Bulladelah, Pacific Highway, New South Wales, March 1971.

Eucalypt woodland damaged by local tornado ("twister") which follows a narrow path (ca. 100 metres wide), usually derived from a regional cyclone.



South of Tenterfield, New South Wales, February 1964.

Low regeneration of disturbed coachwood-dominated cloudy wet submontane (warm temperate) rainforest on eutrophic basaltic red soils, under lower temperatures where complex cool subtropical rainforest cannot grow.



Robertson Plateau, New South Wales, August 1955.

Moribund salt-wind sensitive rainforest species on lower hind dune, exposed two years previously by removal of vegetation buffer by rutile sand-mining of foredunes.



Kingscliffe, New South Wales, 1961.