Geoscience Reference
In-Depth Information
Plate 20.1
Deposition of marine silt along the Norfolk coast, behind the shingle ridge in the background, provides new sediment
for plants to colonize at the start of a primary succession or prisere (halosere).
Photo: Michael Raw
Plate 20.2
Forestry 'clearcuts' in the coastal mountains, British Columbia, Canada. After forestry operations cease, secondary
succession will start as lichens, mosses, herbs, shrubs and tree seedlings invade the bare areas.
Photo: Carl Tracie
