6. Noosa River DMP Ver0 (Combined)

    Performance outcomes                                                   Acceptable outcomes   Response
        mitigation measures are undertaken, the                                                        completely covered (i.e. leave at least 2 cm of
        development results in an acceptable significant                                               the pneumatophores exposed); or
        residual impact on a matter of state                                                        2. Place replenishment material on either side of
        environmental significance.                                                                    the tree protection zone of this specimen and
                                                                                                       allow natural processes to move the
    Statutory note: For Brisbane core port land, an offset may only be                                 sediment.
    applied to development on land identified as E1
    Conservation/Buffer, E2 Open Space or Buffer/Investigation in the                            The only other mangrove within the replenishment
    Brisbane Port LUP precinct plan. For the Brisbane Port LUP, see
    www.portbris.com.au.                                                                         area has no visible pneumatophores (at the time of
                                                                                                 the site inspection) and is located within an area
    Note: For the purpose of this code, the matter of state                                      currently subject to erosion mitigation measures. It is
    environmental significance assessed is marine plants under the                               therefore, considered unlikely to be affected by sand
    Fisheries Act 1994.
                                                                                                 replenishment.
    Guidance for determining if the development will have a significant
    residual impact on the matter of state environmental significance is                         A group of mangroves, comprising seedling
    provided in the Significant Residual Impact Guideline, Department                            Rhizophora spp. and a mature Avicennia marina were
    of State Development, Infrastructure and Planning, 2014. Where
    the significant residual impact is considered an acceptable impact                           recorded at the interface of the existing and proposed
    on the matter of state environmental significance under the                                  extraction area a Hilton Esplanade. The existing
    Environmental Offsets framework and an offset is considered                                  approved extraction area avoids this group of plants
    appropriate, the offset should be delivered in accordance with the                           and it is recommended that the proposed extraction
    Environmental Offsets Act 2014.                                                              area do the same.

                                                                                                 At both Hilton Esplanade and Gympie Terrace
                                                                                                 foreshore, Casuarina glauca was recorded. No
                                                                                                 impacts to these specimens are anticipated at Hilton
                                                                                                 Terrace as they occur on the top of the revetment wall
                                                                                                 and changes to the ground level around their roots
                                                                                                 will not occur.

                                                                                                 Many of the C. glauca along Gympie Terrace have
                                                                                                 had the roots undermined by erosion. Without
                                                                                                 replenishment of the sand along this reach of the
                                                                                                 river, there is a risk these trees will fall and/or become
                                                                                                 a public safety risk.

                                                                                                 If avoidance and mitigation measures proposed in this
                                                                                                 report are implemented, offsets are not considered
                                                                                                 applicable.

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State Development Assessment Provisions – version 2.6
State code 11: Removal, destruction or damage of marine plants                                                                    Page 12 of 12