Moana Kaitiaki
Waitematā Harbour Monitor
Ngāti Whātua Ōrākei · Te Hinaki Ltd
© 2026 Te Hinaki Ltd · Kaitiakitanga o te Moana
No internet connection — saved data still available
Moana Kaitiaki Waitematā Harbour Monitor
5 live
⚠ Tukinotanga wai — Pollution detected
Elevated E. coli at Okahu Bay (site 03) following overnight rain. Rāhui notification sent to 12 kaitiaki.
5 sensors live · last sync 2 min ago

Wai Ora — Water Quality

Wāhi akiri — Active sites

Te Tomokanga — Harbour entrance 18.2°C
Rangitoto Channel 18.0°C
Okahu Bay (site 03) High E. coli
Waitematā inner — Marae 17.9°C
Hobson Bay outflow ↑ turbidity

Ahuatanga wai — Live readings (Okahu Bay avg)

218
CFU / 100mL
E. coli
18.4°
Celsius
Temperature
32
NTU
Turbidity
7.1
mg/L
Dissolved O₂

Maramataka

Seasonal lunar calendar

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🌑Whiro
🌓Tamatea
🌕Ōtāne
🌗Tangaroa

Hōtaka mahi — Activity calendar

Ruku kaimoana — Good for hī ika and diving
Thu – Sat
Riparian planting — optimal soil moisture
Mon – Wed
Wai monitoring — high tidal movement, take care with samples
Fri
Kūtai seeding — avoid this phase, poor spat settlement
All week

Kōrero tīpuna — Elder observation

Kua tāpiritia tō kōrero. Tēnā koe!

Kaimoana

Stock Assessment · Waitematā survey — Aperira 2026

Tāmure
Snapper
Low
Kōura
Crayfish
Critical
Pātiki
Flounder
Stable
Kina
Sea urchin
Declining
Tio
Rock oyster
Critical
Kūtai
Mussel
Critical

Ture hao ika — Catch limits & size minimums

Recreational limits per person per day — Source: Fisheries NZ

SpeciesMin. sizeDaily limit
Tāmure Snapper30 cm10
Kōura Rock lobster54 mm tail6
Pātiki Flounder25 cm20
Kina Sea urchin50
Tio Rock oyster58 mm50
Kūtai Mussel50
Kahawai25 cm20
Araara Trevally25 cm20
Haku Kingfish60 cm3
Pāua Abalone125 mm10
Tupa Scallop100 mm20

Customary fishing under R50/R51 may differ — check your permit conditions.

⚠ Waitemata HPA
No recreational fishing inside the Rangitoto/Motutapu High Protection Area (from 25 Oct 2025). Customary harvesting with valid R50/R51 permit and DOC authorisation only.

Tāpiri kitenga — Log a sighting

Kua tāpiritia tō kitenga. Tēnā koe!

Mahere

Tikapa Moana / Hauraki Gulf — Marine Protection Areas

Hauraki Gulf Marine Protection Act 2025
In effect from 25 October 2025
19 new marine protected areas across the Hauraki Gulf.
Wāhi Tapu
HPA
SPA
Reserve
Monitoring
Wāhi Tapu — Sacred Ancestral Sites
Ōrākei, Bastion Point, Rangitoto, Motutapu, Māngere, Kaipara Portage
!Sacred ancestral sites of Ngāti Whātua Ōrākei and mana whenua
!Areas of deep cultural, spiritual and historical significance
Treat with utmost respect — approach kaumātua for guidance
High Protection Areas (HPA) — 12 zones
Rangitoto/Motutapu, Kawau Bay, Motukawao, Cape Colville, Mokohinau Islands + more
No recreational or commercial fishing of any kind
No taking of kaimoana (shellfish, fish, seaweed)
Customary fishing with valid R50/R51 permit and DOC authorisation
Swimming, kayaking, snorkelling and careful anchoring allowed
Limited ring-net (kahawai, mullet, trevally) Mar–Aug for pre-approved operators
Seafloor Protection Areas (SPA) — 5 zones
Kawau Bay, Cape Colville, Mokohinau, Hauraki Plains, Aldermen Islands
No bottom trawling, dredging or Danish seining
Line fishing, spear fishing, diving and hand harvesting allowed
Protects seagrass beds, shellfish and seafloor habitats
Marine Reserve Extensions — 2 zones
Goat Island / Te Hawere a Maki • Cathedral Cove / Te Whanganui-o-Hei
Full no-take marine reserve — no fishing, collecting or disturbance
Extensions of existing reserves under the 2025 Act
Non-extractive recreation permitted
Monitoring Stations
Waitematā Harbour, Rangitoto Channel, Ōkahu Bay, Hobson Bay, Harbour entrance
Active sensor network — water quality, temperature, E. coli
Real-time data feeds to Wai tab
Community reporting via Oranga tab

Ngā tohutoro — Key resources

→ DOC marine protected areas map → Download GPS boundary files → Apply for customary permit: Raihana tab

Oranga Moana

Biosecurity — Invasive species watch

Mediterranean fanworm
Sabella spallanzanii
High risk · 3 reports
Asian paddle crab
Charybdis japonica
High risk · 1 report
Wakame seaweed
Undaria pinnatifida
Medium · monitored
Exotic Caulerpa
Caulerpa taxifolia
Gulf alert active

Pūrongo hou — Recent reports

Fanworm colony — Ōkahu Bay pontoon
K. Parata · 28 Mar · Sent to Council + MPI
Possible Caulerpa — Westhaven marina
T. Hauraki · 22 Mar · Under investigation
Hull fouling check — 14 vessels cleared
Ōrākei marina · 19 Mar · No pests detected

Ripoata hou — Report an incident

Kua tukuna ki a Kaunihera me MPI. Tēnā koe!

Mauri o te Moana

Framework authored by Dr Kepa Morgan BE, MBA, PhD, DistFEngNZ

Used with acknowledgement

48
/ 100
Mauri Noho — Languishing
🔴 Mauri Mate — Diminishing
🟢 Mauri Ora — Enhancing
🟠 Mauri Noho — Languishing
🟡 Mauri Tū — Thriving

Ngā pou whā — Four dimensions

Taiao — Environmental
Ecosystem health
38
Water quality (E. coli)
Dissolved oxygen
Turbidity / sediment
Kūtai reef presence
Seabird diversity
Native riparian veg
Hapū — Cultural
Identity & ancestral connection
62
Wānanga frequency
Kaumātua engagement
Te reo in kaitiakitanga
Rāhui practice observed
Waka ama active
Access to mahinga kai
Hapori — Social
Community health & cohesion
55
Rangatahi participation
Marae programmes active
Harbour swimming safety
Whānau food security
Kaitiaki training hours
Whānau — Economic
Family-level sustainability
30
Customary harvest income
Rangatahi employment
Kaimoana for marae
Nursery seedling production

Hītori mauri — 12-month trend

Waitematā Harbour · Apr 2025 – May 2026

Apr 25 May 26

Recovery trending upward from Jan 2026 with active riparian planting and wai monitoring.

Raihana Hao Ika

Customary Fishing Permits — Reg. 50 & 51

Fisheries (Amateur Fishing) Regulations 2013

Enter your name to access your permit records.