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QUICK SCAN · BACK BEACH / PARITŪTŪ
Dune Health Survey
Back Beach, New Plymouth · Taranaki
−39.0556, 174.0278
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Survey Conditions
✓ Check Clean Dry (CCD)
Check — inspect gear for soil, seeds, organisms
Clean — remove all visible material
Dry — allow to dry before entering dune
Pressure Indicators — Score 0 (Very High) → 5 (None)
| Indicator / Te Reo | Back Beach Evidence Prompt | Score |
|---|---|---|
| Pest Plants Otaota Kino | Marram on foredune? Russell/tree lupin on mid-dune? Ice plant patches at northern end? | |
| Pest Animals Kararehe Kino | Rabbit burrows (10 cm holes) near Herekawe Stream mouth or cliff base? | |
| Human Disturbance Whakararu ā-Tangata | Vehicle tracks on beach? Foot trails through dune vegetation? Fencing damage? | |
| Erosion Tūāhu | Cliff-cut foredune face? Blowouts near stream mouth? Sand loss from crest? | |
| Weeds & Rubbish Otaota me Para | Debris near Herekawe outfall? Plastic, glass, or netting on strandline? | |
| Fire & Vandalism Ahi me Whakamate | Burn scars on dune? Graffiti on Paritūtū base or cliff face? |
Pressure Total (max 30):
≥25 Healthy15–24 Stressed<15 Degrading
QUICK REFERENCE · BACK BEACH / PARITŪTŪ
Plant ID & Photo Protocol
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🌿 Native Plants — Back Beach
| Species | Zone | Key Feature |
|---|---|---|
| Pīngao | Fore | Golden-orange arching leaves |
| Spinifex | Fore | Silvery-green, round seed heads |
| Shore bindweed | Fore | Pink trumpet flowers |
| Sand coprosma | Mid | Low sprawling, blue berries |
| Sand tussock | Mid | Fine-leaved tussock clumps |
| Tauhinu | Back | Wiry shrub, tiny silver leaves |
★ Paritūtū korokio — endemic to this site only. Do not disturb. If observed, record as a significant sighting.
⚠ Exotic Plants — Back Beach
| Species | Threat | Key Feature |
|---|---|---|
| Marram grass | High | Dense grey-green, steep dunes |
| Russell lupin | High | Palmate leaves, purple spikes |
| Tree lupin | High | Woody shrub, yellow flowers |
| Ice plant | High | Succulent, pink flowers |
| Boxthorn | High | Thorny shrub, red berries |
Marram grass always counts as Exotic regardless of planting history.
📷 Photo Protocol — 5 Standard Shots
| # | Shot Type | Back Beach Guidance | ✓ |
|---|---|---|---|
| 1 | Seaward | From dune crest, face ocean. Sugar Loaf Islands visible on clear day. | |
| 2 | Landward | From crest, face inland. Show Paritūtū rock and cliff face behind dune. | |
| 3 | Along-Crest | Look along crest toward Herekawe Stream mouth. Note vegetation continuity. | |
| 4 | Vegetation | Close-up of dominant species. Hand or pen for scale. | |
| 5 | Damage | Notable erosion, blowout, vehicle tracks, or Herekawe debris. |
Pressure Scoring Scale
0 Very High — widespread impact
1 High — frequent evidence
2 Mod-High — regular evidence
3 Moderate — localised impact
4 Low — rare occurrence
5 None — no evidence
Scoring Tips
• Score based on worst evidence found
• Natural blowouts ≠ human disturbance
• Score reptiles as 3 if none observed
• Marram always counts as exotic
• Include both sides of dune
• Walk full site before scoring
Quick Scan Formula
Pressure Total ÷ 30 → Traffic Light
≥25 = Healthy · 15–24 = Stressed · <15 = Degrading
≥25 = Healthy · 15–24 = Stressed · <15 = Degrading
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