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Yellow-tufted Honeyeater (Lichenostomus melanops)

The Yellow-tufted Honeyeater is an eastern and south-eastern Australian honeyeater of eucalypt forests and woodlands, often near water. The critically endangered Helmeted Honeyeater subspecies, Lichenostomus melanops cassidix, is restricted to dense streamside and swamp forest near Yellingbo in Victoria, so clearing, hydrology changes and disturbance to nesting habitat require particular care on development sites.

Conservation status

Commonwealth, EPBC Act 1999: Critically endangered.

Victoria, Flora and Fauna Guarantee Act 1988: Critically endangered.

Breeding season

The Yellow-tufted Honeyeater breeding season generally extends from July to January. Helmeted Honeyeaters are sedentary, but some non-breeding birds and adult females make local movements along streamside habitat and onto adjacent slopes.

Seasonal timing can vary between subspecies and years. Treat dense streamside and swamp vegetation as potentially occupied until surveys and project approvals establish otherwise.

  • Breeding and laying: Species breeding is reported from July to January. Helmeted Honeyeater eggs are usually laid from mid-August to mid-January or late February.
  • Young in nest or dependent: Eggs take about 14 days to hatch, nestlings remain for about 10 to 14 days, and young become independent at about 40 days. Several nest attempts may occur in one season.
  • Local movement: The Helmeted Honeyeater is sedentary overall. During the non-breeding season, immatures, adults without breeding territories and some breeding females move locally along streams and onto adjacent slopes, with some females dispersing up to several kilometres.
  • Highest clearing risk: Clearing and disturbance are most likely to harm the species from July through February because nesting, eggs, nestlings and dependent young may be present. The highest risk for Helmeted Honeyeater laying and early nest care is approximately mid-August to late February.

Identification

The Yellow-tufted Honeyeater is a medium-sized honeyeater with olive-brown upperparts, yellowish-grey underparts, a black facial mask and bright yellow ear tufts. The Helmeted Honeyeater is the larger, brighter subspecies and is the form of conservation concern in Victoria.

Look for a slightly down-curved bill, black face mask, bright yellow ear tufts and yellow sides to the throat. Young birds are duller and paler, with yellow areas washed green.

The species usually forages in the canopy, on branches and trunks, and in dense understorey. It may occur singly, in pairs, or in groups of up to about 10 outside the breeding season.

Body length: 10 to 12 cm

Adult male weight, Helmeted Honeyeater: 27.6 to 38.1 g recorded range

Adult female weight, Helmeted Honeyeater: 25.9 to 36.7 g recorded range

Identification: Similar honeyeaters and subspecies

The Helmeted Honeyeater can be confused with the Gippsland Yellow-tufted Honeyeater, L. m. gippslandicus. The taxa generally do not occur together, and the survey guidelines state that they are impossible to discriminate reliably without the bird in the hand, although experienced observers may distinguish Helmeted Honeyeater from L. m. meltoni in areas of seasonal overlap.

The Helmeted Honeyeater is generally larger and brighter than the other Yellow-tufted Honeyeater subspecies. Plumage alone should not be used as the only basis for identifying a bird during a project survey.

  • Record the location, habitat, behaviour, photographs and call where possible.
  • Refer suspected records outside known colonies to the relevant Victorian threatened species authority for confirmation.

Identification: Calls and field signs

Calls include sharp contact or alarm notes described as tsup, shup, jik, chow or scow. Softer social notes and a repeated weet-weet-weet territorial call may also be heard.

The nest is a tightly woven cup made from bark and grass bound with cobwebs. It may include spider egg sacs and be lined with fur, feathers, fine grasses, leaves or plant down. Nests are suspended from outer branchlets or wedged in a fork in the inner branches of a shrub.

Recorded nest height: 10 cm to 20 m above ground

  • Search dense streamside shrubs and low tree branches for cup nests, particularly during the breeding season.
  • Treat repeated territorial calls, adult birds carrying nesting material, and adults making regular trips to dense shrubs as indicators requiring a targeted nest search.
  • Do not rely on tracks, scats, sloughs or eyeshine. These are not useful field signs for this arboreal bird in the supplied sources.

Distribution: National range

The species occurs across eastern and south-eastern mainland Australia. The critically endangered Helmeted Honeyeater subspecies has contracted to a very small area in central southern Victoria.

Yellow-tufted Honeyeaters occur from the Tropic of Capricorn in Queensland through New South Wales and Victoria to south-western Victoria and south-eastern South Australia. The supplied sources describe occurrence by broad regions rather than by named IBRA bioregions.

The nominate subspecies occurs on the coastal side of the Great Dividing Range from southern Queensland to the south coast of New South Wales. L. m. meltoni occurs inland of the Great Dividing Range from southern Queensland through New South Wales and Victoria into south-eastern South Australia. L. m. gippslandicus occurs from the south coast of New South Wales to the Warburton area of Victoria.

States and territories with species records described in the sources: Queensland, New South Wales, Victoria and South Australia

Helmeted Honeyeater range: Yellingbo area, central southern Victoria

Distribution: Helmeted Honeyeater stronghold

Almost the entire remaining wild population of the Helmeted Honeyeater was in Yellingbo Nature Conservation Reserve at the time of the 2018 scorecard. A population was also being established at Bunyip State Park through releases of captive-bred birds.

The historical range was much larger, extending through parts of south-western Victoria. The subspecies was lost from other sites, including areas affected by the 1983 Ash Wednesday fires.

  • Known wild colonies and released populations require confirmation with Victorian authorities before works commence.
  • Records outside known colonies should be investigated because the subspecies is sedentary but can make local movements along streamside habitat.

Distribution: Population and trend

The 2018 scorecard reported an improving trajectory following intensive management, supplementary feeding, habitat restoration and captive-bred releases. The population remained concentrated in one wild subpopulation, so a local clearing impact can affect a large proportion of the wild population.

Helmeted Honeyeater extent of occurrence: 75 km² in 2015 and 2018

Helmeted Honeyeater area of occupancy: 8 km² in 2015 and 2018

Mature wild individuals: About 120 in 2015 and 160 in 2018

Wild subpopulations: One in 2015 and 2018, including translocations

Captive mature individuals: About 30 in 2015 and 40 in 2018

Recent annual population trend: About 2.84 percent per year from 2005 to 2015, increasing to about 12.6 percent per year from 2015 to 2018

Habitat

Yellow-tufted Honeyeaters use eucalypt forests and woodlands, often near water. Helmeted Honeyeaters require narrow patches of dense streamside or swamp forest with suitable understorey structure.

Across the species range, habitat includes open dry forests and woodlands dominated by eucalypts, riparian forest, wooded gullies and areas near water. Some subspecies move between open forest and wooded gullies in autumn and winter when food availability changes.

Helmeted Honeyeater habitat is concentrated in riparian and floodplain forest, particularly Mountain Swamp Gum, Eucalyptus camphora, with dense tea-tree understorey. Suitable sites may also contain scented paperbark, Melaleuca squarrosa, woolly tea-tree, Leptospermum lanigerum, reeds and sedges.

Habitat: Structural features

The most important habitat features for the Helmeted Honeyeater are dense vegetation, mature and regenerating swamp gum, thick shrub layers, streamside cover and flowering trees that provide nectar. Habitat condition is strongly affected by water flow, regeneration and browsing.

At Yellingbo, territories are clustered in loose colonies, with individual pairs occupying about 0.2 to 1 ha. Birds defend all-purpose territories throughout the year, although territorial behaviour is less intense outside the breeding season.

Typical Helmeted Honeyeater territory: About 0.2 to 1 ha

  • Retain streamside trees, dense shrubs, sedges, reeds and connected understorey wherever practicable.
  • Avoid clearing or thinning vegetation that links occupied territories, nest sites and flowering food trees.
  • Assess hydrology and downstream vegetation effects, not only the direct clearing footprint.

Habitat: Elevation and climate

The supplied documents do not provide an elevation limit. The Helmeted Honeyeater is associated with central southern Victorian streamside and swamp environments, where altered water flows, drought, hotter and drier conditions and wildfire affect habitat quality.

Foraging habitat: Food resources

Yellow-tufted Honeyeaters feed mainly in trees and shrubs, taking nectar, plant exudates and invertebrates. Helmeted Honeyeaters are particularly associated with Mountain Swamp Gum and also use trunks and foliage in dense riparian habitat.

The diet includes nectar from eucalypt flowers, manna, lerps, sap and other plant exudates, as well as insects and spiders. Helmeted Honeyeaters specialise on Mountain Swamp Gum and commonly take sap from injuries on eucalypt trunks.

During the breeding season, insects become especially important because nestlings are fed mainly insects. The captive husbandry source also records flies, moths, small crickets, maggots and mealworms as suitable insect food for managed birds, but these captive diet details should not be treated as a complete description of wild diet.

  • Retain flowering eucalypts, particularly Mountain Swamp Gum where Helmeted Honeyeater habitat is present.
  • Retain mature trees with rough bark, foliage and natural trunk injuries that can support invertebrates and sap feeding.
  • Protect dense understorey and stream margins that support insect prey.

Foraging habitat: Foraging behaviour

Birds forage singly, in pairs or in small groups. They feed in the canopy, on limbs and trunks, and in the understorey, with occasional use of the ground.

Males spend more time in the forest canopy, while females spend more time on trunks and in the understorey. Helmeted Honeyeaters are mainly sedentary, although non-breeding birds and some females can move locally along streams and onto adjacent slopes.

Recorded local winter movement: Some adult females disperse up to several kilometres before returning to their territory

  • Search the canopy, shrub layer and tree trunks during area searches rather than relying only on ground-level observations.
  • Inspect adjacent slopes and flowering swamp gums during the non-breeding season, especially where streamside habitat is connected.

Breeding habitat: Breeding biology

Yellow-tufted Honeyeaters breed in colonies or neighbourhoods of adjacent territories. The Helmeted Honeyeater requires dense streamside vegetation with suitable shrubs and branch structure for low, concealed cup nests.

Pairs are generally monogamous and defend territories. The female builds the nest and incubates the eggs. Both parents feed the young, and helpers may occasionally assist with feeding and nest cleaning.

Helmeted Honeyeaters may make several nest attempts in one season. Breeding success can be affected by nest predators, Bell Miner competition, habitat condition and weather.

Breeding season, species: July to January

Helmeted Honeyeater laying period: Usually mid-August to mid-January or late February

Clutch: Usually two eggs, occasionally three, with a range of one to three

Incubation: About 14 days

Nestling period: About 10 to 14 days

Approximate independence: About 40 days

Age at maturity: Some birds may breed in their first year, including a recorded female at nine months

Lifespan: Not provided in the supplied documents

Breeding habitat: Nest habitat

Nests are cup-shaped and tightly woven from bark and grass bound with cobwebs. They are placed in outer branchlets or wedged into forks in inner branches of shrubs. Nest height has been recorded from 10 cm to 20 m.

Dense tea-tree, paperbark, woolly tea-tree, reeds, sedges and other thick streamside vegetation provide the structure used for nesting. Nest sites may be close to water in narrow riparian forest or swamp forest.

Recorded nest height: 10 cm to 20 m

  • Before clearing, inspect dense shrubs and low branchlets for nests during July to February, with particular attention from mid-August to late February for Helmeted Honeyeaters.
  • Use experienced bird observers to check both the shrub layer and higher branchlets because recorded nest heights span 10 cm to 20 m.
  • Maintain a suitable buffer around active nests in accordance with the applicable Victorian and Australian approval conditions.

Sheltering habitat: Cover and refuge

This species does not use dens, burrows or tree hollows as its main shelter. It relies on dense vegetation, streamside cover, tree foliage and shrub layers for concealment, resting and territorial use.

Helmeted Honeyeaters occupy dense streamside habitat and defend all-purpose territories throughout the year. The preferred habitat includes thick tea-tree and paperbark understorey, reeds, sedges and foliage in swamp gum forest.

The supplied sources do not give a separate roost structure or roost-site dimension. Dense vegetation should therefore be treated as functional shelter as well as foraging and breeding habitat.

  • Retain dense shrub patches, lower branches, reeds and sedges within and beside occupied territories.
  • Avoid creating isolated gaps between streamside vegetation patches where this would reduce cover or interrupt local movements.
  • Do not assume that unoccupied-looking dense vegetation is unused, because non-breeding birds and females may move along streamside habitat outside breeding territories.

Sheltering habitat: Nests as temporary shelter

Cup nests provide shelter for eggs and nestlings during the breeding season. They are constructed in shrubs or branch forks and can occur from near ground level to the upper part of the shrub and tree layer.

Nest height range recorded: 10 cm to 20 m

  • Treat any suspected nest, nest material or regular adult nest visits as a trigger for a targeted fauna inspection before vegetation removal.
  • Avoid placing machinery, spoil, access tracks or lighting close to dense nesting vegetation during the breeding season.

Threats: Clearing and fragmentation

The main risks to the Helmeted Honeyeater are loss and degradation of riparian habitat, altered hydrology, fire, Bell Miner competition, browsing and low genetic diversity. On project sites, direct clearing and changes to water movement can affect feeding, nesting and shelter at the same time.

Historic clearing reduced the Helmeted Honeyeater to a small remnant population and removed or degraded streamside and floodplain forest. Remaining habitat is limited, and the wild population is concentrated in one main area.

Clearing can remove flowering trees, dense nest shrubs, movement corridors and the vegetation structure needed for recruitment. Fragmentation can also isolate small territories and reduce access to nearby food resources.

  • Avoid clearing Mountain Swamp Gum, dense tea-tree and paperbark understorey, reeds, sedges and connected streamside vegetation.
  • Map potential habitat beyond the immediate construction footprint because local females and non-breeding birds may move several kilometres.
  • Schedule pre-clearing inspections and stop work if an active nest or Helmeted Honeyeater is detected.

Threats: Hydrology and water quality

Changed water flow has left some habitat too dry and other areas too wet. Altered hydrology contributes to poor vegetation condition, reduced regeneration and the need for supplementary feeding.

Drainage, diversion, dewatering, culverts, fill placement and changes to flood frequency can therefore affect habitat even where no trees are removed.

  • Assess how temporary and permanent works will change streamflow, flooding, groundwater and soil moisture in swamp and riparian vegetation.
  • Prevent sediment, contaminants and construction runoff from entering occupied or potential streamside habitat.
  • Retain natural drainage patterns where practicable and monitor vegetation response after works.

Threats: Fire, competitors and browsing

Fire destroyed two of the three remaining wild populations in 1983. Hotter and drier conditions are expected to increase wildfire risk, although carefully managed burning may also be needed to maintain forest structure.

Aggressive Bell Miners can exclude Helmeted Honeyeaters and reduce breeding success. Browsing by wallabies and introduced deer reduces regeneration and the dense vegetation structure needed by the birds.

  • Include wildfire prevention, access and emergency response in the environmental management plan for works near occupied habitat.
  • Prevent construction activities from creating conditions that encourage Bell Miner reinvasion or damage dense regenerating understorey.
  • Fence or otherwise protect restoration areas from deer and wallaby browsing where required by the project conservation plan.

Threats: Predators, roads and disease

Nest predation by Tiger Snakes and Laughing Kookaburras can affect breeding success because each nest is important in the small population. The supplied sources do not identify roads as a quantified species-specific threat, but vehicle access, traffic and machinery can disturb birds and damage streamside habitat.

The sources identify disease risks mainly in captivity and during wildlife handling or translocation. They do not provide evidence for a particular disease risk from ordinary construction works, but capture, relocation and contact with captive or wild birds require approved hygiene and veterinary procedures.

  • Keep machinery, vehicles and workers away from active nests and dense nesting habitat.
  • Use fauna spotter catchers and approved wildlife handling procedures if birds must be captured or moved.
  • Do not feed wild birds or provide artificial water unless the action is part of an approved recovery or management programme.
  • Report injured, dead or unusually behaving birds to the relevant Victorian wildlife authority.

Survey methodology: 1. Area searches

Survey the Helmeted Honeyeater subspecies, Lichenostomus melanops cassidix, wherever a project may affect dense streamside forest, swamp forest or associated feeding habitat in Victoria. The subspecies is sedentary, active and noisy, but can be confused with other Yellow-tufted Honeyeater subspecies.

Search suitable habitat for calls and sightings, focusing on dense streamside vegetation, Mountain Swamp Gum, Eucalyptus camphora, scented paperbark, woolly tea-tree, reeds and sedges.

Search during the breeding season, when territorial behaviour and nest activity make birds easier to locate. The usual breeding period extends from mid-August to mid-January or late February.

The survey guideline recommends 8 hours over 2 days for areas smaller than 50 hectares.

Record all honeyeaters carefully. Helmeted Honeyeaters may be impossible to distinguish from L. m. gippslandicus without handling, and L. m. meltoni may overlap seasonally.

Recommended effort: 8 hours over 2 days for sites smaller than 50 hectares

Best survey period: Breeding season, usually mid-August to mid-January or late February

Detection: Calls and sightings during area searches

  • Walk slowly through suitable habitat and stop regularly to listen for contact, alarm and territorial calls.
  • Record the location, date, time, observers, weather, habitat type, number of birds, behaviour and photographs where possible.
  • Do not capture a bird solely for identification. Any capture must be authorised and undertaken by appropriately permitted personnel.

Survey methodology: 2. Line transect and point surveys

Use line transects or transect points through suitable streamside and swamp habitat where access allows.

The survey guideline recommends 8 hours over 2 days for line transects in areas smaller than 50 hectares.

The species usually occurs in pairs or small groups and defends territories year round, although territorial behaviour is less intense outside the breeding season.

Recommended effort: 8 hours over 2 days for sites smaller than 50 hectares

Typical grouping: Pairs or small groups

Territory size at Yellingbo: Approximately 0.2 to 1 hectare per pair

  • Plan transects to cover all habitat proposed for clearing and retained habitat that may be affected by noise, access or changed drainage.
  • Record the transect route, search time, stops, detection distance where practical, calls, sightings and any evidence of nesting.
  • Avoid treating a negative result as evidence of absence where survey coverage is incomplete or habitat is inaccessible.

Survey methodology: 3. Targeted habitat and nest checks

Inspect narrow patches of tall riparian forest, swamp forest and dense understorey along streams, drainage lines and wetlands.

During the breeding season, look for cup-shaped nests suspended in shrubs or wedged in forks. Nests may be from 10 centimetres to 20 metres above ground.

Known colonies and released populations require close monitoring, and records outside known colonies should be investigated.

Nest height: 10 centimetres to 20 metres above ground

Breeding evidence: First eggs are usually laid in mid-August, with the last eggs laid from mid-January to late February

Non-breeding movement: Local movement along streamside habitat and adjacent slopes

  • Search Mountain Swamp Gum, Eucalyptus camphora, and understorey containing Melaleuca squarrosa, Leptospermum lanigerum, reeds or sedges.
  • Check adjacent slopes and flowering swamp gum, Mountain Swamp Gum, messmate and green scent-bark habitat during the non-breeding season, when some birds make local movements.
  • Use a qualified bird observer familiar with the Yellow-tufted Honeyeater complex, and seek advice from the relevant Victorian threatened species authority where identification is uncertain.

Survey methodology: Minimum effort and reporting

  • Complete at least the relevant survey effort for the site type, and increase effort where dense vegetation, poor access, weather or identification uncertainty reduces detection.
  • Survey all proposed clearing areas and habitat that may be affected by altered drainage, fire access, construction disturbance or removal of vegetation.
  • Submit confirmed records and negative survey information, where requested, to the relevant state wildlife database and provide records to the project approval authority.
  • Report any suspected Helmeted Honeyeater outside a known colony promptly to the relevant Victorian conservation authority for verification.
  • Keep the survey report, field data, tracks, photographs, call recordings, nest locations and observer qualifications with the project environmental records.

Before habitat disturbance: Avoid and minimise

Treat suitable riparian and swamp forest as potential Helmeted Honeyeater habitat, even where birds are not detected on one survey. The remaining wild population is concentrated around Yellingbo, with an established population at Bunyip State Park from released birds, so project planning in Victoria must obtain current advice before disturbance.

Key habitat: Narrow patches of Mountain Swamp Gum forest with dense paperbark, tea-tree, reed or sedge understorey

Main habitat pressure: Clearing and altered hydrology, with fire, Bell Miners, browsing and low genetic variability also identified as threats

  • Avoid clearing dense streamside forest, swamp forest, Mountain Swamp Gum and wetland understorey containing paperbarks, tea-trees, reeds or sedges.
  • Retain continuous streamside vegetation and links between feeding, nesting and shelter areas.
  • Avoid changes to water flow, drainage or flooding that could dry habitat, water it excessively or prevent regeneration.
  • Retain dense understorey and flowering food plants, because the subspecies feeds on nectar, plant exudates, insects and sap from injured eucalypt trunks.
  • Keep Bell Miner colonies, introduced deer and wallabies from degrading retained or restored habitat through an approved control program.

Before habitat disturbance: Approvals and work planning

  • Check whether the action may significantly affect the EPBC Act listed Helmeted Honeyeater and obtain advice on referral requirements before works begin.
  • Obtain all required Victorian permits, approvals and authorisations for threatened species, native vegetation removal, wildlife handling and relocation.
  • Prepare a species-specific fauna management plan before clearing, covering survey results, exclusion zones, daily inspections, stop-work triggers, handling authority, relocation sites and reporting.
  • Schedule clearing outside the breeding period where practicable, particularly from mid-August to late February, and avoid clearing near active nests at any time.
  • Stage works so that retained streamside habitat and escape routes remain available while each work area is cleared.

Before habitat disturbance: Site preparation

  • Complete the pre-clearance survey at the approved effort and repeat targeted checks immediately before clearing if the survey is old, conditions have changed or birds were detected nearby.
  • Mark all retained riparian vegetation, dense understorey, nests, feeding trees, wetland edges and access routes before machinery enters the site.
  • Install exclusion fencing around approved no-go areas and inspect it daily for gaps, fallen sections and displaced fauna.
  • Brief machinery operators and the fauna spotter catcher on the mapped exclusion areas, access routes, stop-work triggers and emergency contacts.
  • Prevent machinery, spoil, sediment, weeds and construction materials from entering retained wetland and streamside habitat.

During habitat disturbance: Daily controls and spotter catcher duties

Use a controlled clearing process with an authorised fauna spotter catcher present whenever suitable habitat is disturbed. The spotter catcher must have authority, equipment and time to stop machinery and manage any bird found.

  • Inspect the work area each morning for birds, nests, injured fauna, damaged exclusion fencing and changes to water flow.
  • Keep the fauna spotter catcher within clear view of the active clearing front and give that person authority to stop machinery.
  • Clear from the least disturbed edge towards retained habitat so birds have an opportunity to move into suitable vegetation without being driven into roads, open water or machinery areas.
  • Use a slow, staged clearing sequence and avoid simultaneous clearing on both sides of a stream or habitat link.
  • Stop work if visibility is poor, the spotter catcher cannot safely inspect the clearing front, or an animal is within the exclusion zone.

During habitat disturbance: If a Helmeted Honeyeater is found

  • Stop machinery and establish a quiet exclusion area around the bird, nest or active territory.
  • Allow an uninjured bird to move naturally into nearby retained habitat whenever it can do so safely.
  • Do not catch, handle, band, transport or relocate the bird unless the person is authorised under the relevant wildlife permit and the project approval.
  • If capture is authorised, use the least stressful approved method, minimise handling time and keep the bird shaded and ventilated.
  • Do not attempt to identify or sex the bird by handling it unless this is necessary for an authorised conservation or veterinary purpose.
  • Take an injured bird to an appropriately qualified wildlife veterinarian or authorised wildlife carer as soon as practicable, following permit and animal welfare requirements.
  • Notify the project ecologist and relevant conservation authority of every detection, capture, injury, nest or relocation.

During habitat disturbance: Habitat features and stop-work triggers

  • Stop work and reassess if a nest, dependent young, territorial pair or group of Helmeted Honeyeaters is found in or immediately beside the clearing area.
  • Retain and protect dense shrubs, flowering eucalypts, streamside trees, logs and wetland vegetation that provide food, cover or nesting structure.
  • Do not remove or damage wetland edges, stream banks or understorey while moving machinery, spoil or temporary access tracks.
  • Stop work if sediment, fuel, dust or altered drainage is entering retained habitat or if fire conditions threaten the site.
  • Use the approved fauna management plan for any hollow-bearing tree, log, rock, burrow or nest feature encountered, although these features are not identified as the primary nesting structure for this species.

During habitat disturbance: Records and incident reporting

  • Record the date, time, location, habitat, bird number, behaviour, photographs, action taken, handler, permit number and outcome for every detection.
  • Record all stop-work events, nests, injuries, deaths, captures, releases, relocations, damaged exclusion fencing and environmental incidents.
  • Map retained habitat, temporary disturbance, relocation points and any new colony or territory evidence.
  • Provide records to the project ecologist, approval holder and relevant state wildlife database or conservation authority as required.

After habitat disturbance: Post-clearance checks

Post-clearance work must confirm that no bird, nest or dependent young was missed and that retained habitat continues to function. The project should maintain controls until vegetation, hydrology and access conditions are stable.

  • Inspect the cleared area, retained vegetation edge and access routes immediately after clearing and again at the frequency specified in the fauna management plan.
  • Check for injured or dead birds, abandoned nests, displaced fauna, damaged fencing, sediment movement and changed water flow.
  • Have a qualified ecologist investigate any report of Helmeted Honeyeaters using retained habitat, restored areas or temporary works areas.
  • Remove temporary materials, spoil and fencing only after the project ecologist confirms that they will not affect retained habitat or fauna movement.

After habitat disturbance: Monitoring and controls

Existing monitoring: Known birds are individually marked and counted annually, and breeding success is measured for discovered nests

Recent survey indicators: Bird numbers, mature individuals, subpopulations, nesting success and habitat condition

  • Monitor retained and restored streamside habitat for bird presence, breeding activity, vegetation structure, hydrology, Bell Miner reinvasion and browsing damage.
  • Continue supplementary feeding, nest protection or other species management only where it is part of an approved recovery or project plan and is directed by the responsible conservation authority.
  • Maintain exclusion fencing, access controls, weed controls and fire precautions for the period required by the approval.
  • Use the same mapped locations and methods in repeat surveys so changes in occupancy, breeding success and habitat condition can be compared.

After habitat disturbance: Reporting and offsets

  • Submit the completion report, fauna incident register, survey data, monitoring results and photographs to the approval authority and relevant state database.
  • Report any failure to retain approved habitat, protect water flow or meet threatened species conditions immediately to the project environmental officer and approval authority.
  • Implement approved offsets or compensatory habitat actions where residual impacts remain after avoidance and mitigation.
  • Ensure any offset or restoration action provides suitable streamside or swamp habitat and is monitored for establishment, use by honeyeaters and long-term protection.

Rehabilitation actions: Restore habitat and hydrology

Rehabilitation should recreate dense, wet streamside habitat rather than only planting trees. The recovery documents identify habitat quality, hydrology, browsing, Bell Miners, fire and food availability as practical determinants of recovery.

Target habitat structure: Tall riparian or swamp forest with dense paperbark, tea-tree, reed or sedge understorey

Food plants identified in the documents: Mountain Swamp Gum, swamp gum, messmate and green scent-bark, with nectar and insect resources

  • Reinstate stream and wetland water regimes that support Mountain Swamp Gum, paperbark, tea-tree, reed and sedge communities.
  • Plant locally appropriate Mountain Swamp Gum, Eucalyptus camphora, and dense understorey species including Melaleuca and Leptospermum where these match the reference community.
  • Restore layered vegetation with dense nesting shrubs, flowering eucalypts and other nectar plants, rather than widely spaced trees with bare ground.
  • Protect regeneration from deer and wallaby browsing with fencing or other approved controls.
  • Retain natural logs, fallen branches and leaf litter where they do not create a fire or safety hazard, and replace removed ground cover with locally sourced material where approved.

Rehabilitation actions: Manage threats during establishment

  • Control Bell Miner colonies where they exclude Helmeted Honeyeaters or reduce breeding success, using the approved recovery or land management program.
  • Control introduced deer and wallabies where browsing prevents dense vegetation recovery.
  • Manage weeds so planted and naturally regenerating understorey can develop into dense cover.
  • Prepare and maintain a fire response plan that protects retained and rehabilitated habitat while recognising that fire risk is an identified threat.
  • Use habitat restoration, hydrology trials and vegetation monitoring to test whether works are producing the required habitat condition.

Rehabilitation actions: Rehabilitation monitoring and success measures

Recommended repeat survey effort: 8 hours over 2 days for area searches or line transects in sites smaller than 50 hectares

Species monitoring measures: Population counts, nest success, territories, habitat condition and use of restored areas

  • Monitor plant survival, canopy and understorey density, flowering, regeneration, water levels, stream condition, browsing, Bell Miner presence and fire damage.
  • Repeat bird surveys using area searches or line transects, with 8 hours over 2 days for areas smaller than 50 hectares where that effort remains appropriate.
  • Measure use by Helmeted Honeyeaters through sightings, calls, territories, nests, fledglings and movement between retained and restored habitat.
  • Treat success as more than plant survival: the site should develop dense streamside habitat, suitable hydrology, food resources and safe links to occupied or potential habitat.
  • Submit monitoring results and confirmed records to the relevant state wildlife database and conservation authority, and adapt restoration where results do not meet the approved objectives.

Sources