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General Site Information
Site Number 031
Data Date 31/01/2001
Site Name Port Robinson
Other Names Dixon Island South
Location Description
South of Dixon Island, east of Clearverville, West of Bouger Entrance., Mouth of Rocky Creek plus surrounds
Vacant Crown Land
Latitude 20 40 S
Longitude 117 02 E
Location Block 20 38-20 40: 117 02-117 05
Mangal Area (ha) 244 (1)
Total Area (ha) 2000
AusLig 100k Map
Additional Map Sources
Above RNE Threshold Yes
Current RNE Status Listed
Sub Regional Information
Geological Setting
Pilbara Block (Archaean)
Abydos Plain
Coastal Types
?, Eroded Barrier with Bays, Ria/Archipelago Coast
Habitat Assemblages
Muddy Tidal Flats, Tidal Creek, Muddy Tidal Flat, Tidal Creek, Rocky Shore, Alluvial Fan
Mangrove Associations
Avicennia marina, Avicennia
Cultural Association
Vegetation Communities Description
Aegialitis annulata, Aegiceras corniculatum, Avicennia marina, Bruguiera exaristata, Ceriops tagal and Rhizophora stylosa.
Description (other attributes)
Condition & Integrity
?, Good
RNE:- No. 010068 , Coastal Islands Dixon Island to Cape Keraudren, Port Hedland WA , Environment Protection Authority (2000a), this site is a mangrove area of very high conservation value: designated "regionally significant".
Saenger & Bucher (1989)
Carr et al, (1996)
Australian Heritage Commission, (1976)
Semeniuk Research Group V & C, (1997)
Environmental Protection Authority, (2000a)

Criteria for the Register of the National Estate
A:1 Importance in the evolution of Australian flora, fauna, landscapes or climate. Unknown
A:2 Importance in maintaining existing processes or natural systems at the regional or national scale. Applicable
Dixon Island is part of the Port Robinson site and is used by the Australian pelican, seabirds and turtles as breeding areas (AHC, 1976)
A:3 Importance in exhibiting unusual richness or diversity of flora, fauna, landscapes or cultural features. Unknown
A:4 Importance for association with events, development of cultural phases which have had a significant role in the human occupation and evolution of the nation, state, region or community. Unlikely
B:1 Importance for rare, endangered or uncommon flora, fauna, communities, ecosystems, natural landscapes or phenomena, or as a wilderness. Unknown
B:2 Importance in demonstrating a distintive way of life, custom, process, land-use, function or design no longer practised, in danger of being lost, or of exceptional interest.  Unknown
C:1 Importance of information contributing to a wider understanding of Australian natural history, by virtue of its use as a research site, teaching site, type locality, reference or benchmark site. Unknown
C:2 Importance for information contributing to a wider understanding of the history of human occupation of Australia. Unlikely
D:1 Importance in demonstrating the principle characteristics of the range of landscapes, environments or ecosystems, the attributes of which identify them as being characteristic of their class. Applicable
Port Robinson (Dixon Island complex) presents, within a large embayment coast, a sheltered island system leeward of which are extensive mangrove formations. As such it presents along the arid Pilbara Coast a local development of an archipelago/ria shore type of mangrove habitats that are more fully represented in the Dampier Archipelago (Semeniuk Research Group V & C, 1997).
D:2 Importance in demonstrating the principle characteristics of the range of human activities in the Australian environment (including way of life, custom, process, land-use, function, design or technique). Unknown
E:1 Importance for a community for aesthetic characteristics held in high esteem or otherwise valued by the community. Unknown
F:1 Importance for its technical, creative, design or artistic excellence, innovation or achievement. Not Applicable
G:1 Importance as a place highly valued by a community for reasons or religious, spiritual, symbolic, cultural, educational, or social associations. Unknown
H:1 Importance for close associations with individuals whose activities have been significant within the history of the nation, state or region. Unlikely
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