gradients 1 in 100 Robinson sparse shrubs, and to 1 in 400 with family (21). Sehima nervosum transverse slopes - Sorghum spp., up to 1%; locally Sehima nervosum with central - Dichanthium unchannelled ground storeys. drainage zones up E. tectifica alliance to 90m wide and (14a, 15); also 48, 15 cm deep; sandy 36. surfaces with pebble patches. Channels, bed-loads Channels: up to range from Fringing forests 90m wide and 4.5m deep sand to and woodlands. deep, ranging from cobbles on E. hillslope channels, bedrock. 4 7 gradients up to 1 in FRIP Banks, platyphylla fringing 10, to main brownish communities (40, channels with stony alluvial 41, 42); small gradients as low as soils: streams 33. 1 in 400. Robinson family (21). Image of the attractive boulder-strewn hilly landscape of Richenda land system. Photo: Bob McCartney, DAFWA Roebuck land system (Roe), size: 804km2, publication source: WKY Saline coastal flats with broad plains of salt water couch grasslands, samphire, and bare mud flats. Location map showing coverage of Roebuck land system defined by black region. Coastal plains, cliffs, dunes, mudflats and beaches; various State land type: vegetation types. Geology: Quaternary estuarine and littoral calcareous mud and silty sand. Geomorphology: Saline coastal flats: estuarine and littoral flats comprising grassy plains above high tides, traversed by a close network of channels, and bare tidal mud flats; intervening samphire flats; mangrove fringe along the seaward margins; dense, intricately branching pattern of shallow tidal inlets in lower sectors.
gradients 1 in 100 to 1 in 400 with transverse slopes up to 1%; locally with central unchannelled drainage zones up to 90m wide and 15 cm deep; sandy surfaces with pebble patches. Robinson family (21). sparse shrubs, and Sehima nervosum - Sorghum spp., Sehima nervosum - Dichanthium ground storeys. E. tectifica alliance (14a, 15); also 48, 36. 4 7 Channels: up to 90m wide and 4.5m deep, ranging from hillslope channels, gradients up to 1 in 10, to main channels with gradients as low as 1 in 400. Channels, bed-loads range from deep sand to cobbles on bedrock. Banks, brownish stony alluvial soils: Robinson family (21). Fringing forests and woodlands. E. platyphylla fringing communities (40, 41, 42); small streams 33. FRIP Image of the attractive boulder-strewn hilly landscape of Richenda land system. Photo: Bob McCartney, DAFWA Roebuck land system (Roe), size: 804km2, publication source: WKY Saline coastal flats with broad plains of salt water couch grasslands, samphire, and bare mud flats. Location map showing coverage of Roebuck land system defined by black region. State land type: Coastal plains, cliffs, dunes, mudflats and beaches; various vegetation types. Geology: Quaternary estuarine and littoral calcareous mud and silty sand. Geomorphology: Saline coastal flats: estuarine and littoral flats comprising grassy plains above high tides, traversed by a close network of channels, and bare tidal mud flats; intervening samphire flats; mangrove fringe along the seaward margins; dense, intricately branching pattern of shallow tidal inlets in lower sectors.