UPDATED DA - Attachment 6 - Bushfire Management Plan

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    INTERVAL: Heath 8-12 years, Sedge 12-20             frequently due to the additional moisture
    years, Mixed grass/shrub 6-20 years.                present in melaleuca communities.
    INTERVAL_MIN: 6. INTERVAL_MAX: 20.
                                                       12.3.13 -Closed or wet heathland.
    STRATEGY: Aim for a 25-70% burn
                                                        Characteristic species include Melaleuca
    mosaic (in association with surrounding
                                                        thymifolia, Banksia robur, Xanthorrhoea
    ecosystems, as melaleuca ecosystems
                                                        fulva, Hakea actites, Leptospermum spp.
    often just occur in patches or along
                                                        and Baeckea frutescens. Occurs on
    natural drainage lines). Fires may,
                                                        seasonally waterlogged Quaternary
    depending on the conditions and type of
                                                        alluvial plains along coastal lowlands.
    vegetation, burn areas larger than just
                                                        Palustrine. (BVG1M: 29a).
    the melaleuca ecosystem. Ensure secure
    boundaries from non fire-regime adapted         Fire management guidelines –
    ecosystems. Consider the needs of
                                                    SEASON: Late summer to winter.
    melaleuca ecosystems based on
    understorey (i.e., heath dominated, sedge       INTENSITY: Moderate (to high; due to the
    dominated or mixed grass/shrub) when            inherent characteristics of highly flammable
    planning burns. High soil moisture (or          vegetation).
    presence of water on the ground) is             INTERVAL: 8-20 years. INTERVAL_MIN: 8.
    required, as avoidance of peat-type fires       INTERVAL_MAX: 20.
    must be maintained.
                                                    STRATEGY: Aim for a burn mosaic of 40-
    ISSUES: Fire regimes for melaleuca              80%. Ensure planned burn conditions are
    ecosystems require further fire research.       conducive to maintaining integrity of the
    Melaleuca forests are fire-adapted, but         landscape (i.e., use good soil moisture,
    too high an intensity or frequent fire will     recent rainfall and standing water on the
    slow or prevent regeneration and lead to        ground).
    lower species richness (since these
    communities contain numerous obligate           ISSUES: Intervals at the upper end (12-20
    seed regenerating species that require          years) of the recommended regime may be
    sufficient fire intervals to produce seed).     desirable to counteract detrimental impacts
    High intensity fires may kill trees and         of a high intensity fire over 100% of
    lead to whipstick regeneration. Too             landscape. This vegetation often contains
    frequent fire may result in a net loss of       obligate seed regenerating species and as
    nutrients over time from an already             such, the application of frequent fire may
    nutrient poor system. Fire associations         reduce species richness if the intervals
    are significantly influenced by                 between fire are not sufficient for plants to
    understorey composition. Melaleuca              produce seed.
    communities with a heath understorey
    should burn in a similar way to coastal            12.5.3 – Eucalyptus racemosa subsp.
    heath (8-12 years). Sedge understorey               racemosa woodland with Corymbia
    communities will burn in association with           intermedia, E. siderophloia +/- E.
    the surrounding ecosystems (so will                 tindaliae, E. resinifera, E. pilularis, E.
    often burn with them but sometimes not,             microcorys, Angophora leiocarpa.
    such that these communities have a                  Melaleuca quinquenervia is often a
    slightly less fire frequency). Mixed                prominent feature of lower slopes. Minor
    understorey communities burn in a                   patches (<1ha) dominated by Corymbia
    similar way to dry sclerophyll, in                  citriodora subsp. variegata sometimes
    association with the surrounding dry                occur. Occurs on complex of remnant
    sclerophyll, though somewhat less                   Tertiary surfaces +/- Cainozoic and

        RFA24-059 – Noosa Land Fill and Waste Management Facility – Bushfire Management Plan

Rob Friend & Associates Pty Ltd                                                   10th of October 2024