Marine park · Western Australia
Walpole And Nornalup Inlets Marine Park
Facts about this park from CAPAD 2024 and the world data on Biohotspot. Each figure is computed from the dataset named beside it; a figure that is missing or fails a check is left out.
- Area
- 14.4 km²
- IUCN category Ia
- 0.0 %
- Gazetted
- 2009
- Open layers with data
- 73
The park
- Walpole And Nornalup Inlets covers 14.4 km².CAPAD 2024 · CC BY 4.0
- CAPAD 2024 holds 1 record for this park.CAPAD 2024 · CC BY 4.0
- None of the park is in zones of IUCN category Ia, strict nature reserve.CAPAD 2024 · CC BY 4.0
- CAPAD lists it as Marine Park.CAPAD 2024 · CC BY 4.0
- Its managing authority in CAPAD is WA_DBCA (Department of Biodiversity, Conservation and Attractions, WA).CAPAD 2024 · CC BY 4.0
- It was gazetted in 2009 (CAPAD gazettal date).CAPAD 2024 · CC BY 4.0
| IUCN category | km² | Share |
|---|---|---|
| II | 14.4 | 100.0 % |
Habitats and blue carbon
- Global Mangrove Watch maps no mangroves inside the park in 2020.Global Mangrove Watch v3 · CC BY
- The modelled kelp forest biome covers 2.50 ha of the park.Jayathilake & Costello 2020 · CC BY 4.0
- Maxwell et al. (2024) map 24,693 tonnes of carbon in the top metre of tidal marsh soil inside the park, 253 tonnes per hectare on average.Maxwell et al. 2024 · CC BY 4.0
Pressures
- Of the years 1985 to 2025, 2011 brought the most coral heat stress: averaged over the park, the year's highest Degree Heating Weeks reached 23.5 °C-weeks. NOAA counts 4 °C-weeks as bleaching likely and 8 as severe bleaching and mortality likely.NOAA Coral Reef Watch · Public domain
Data and research
- 73 of the 1,475 world map layers on Biohotspot with an open licence have data inside the park.
- 1 document in the Biohotspot research library matches the search “Walpole And Nornalup Inlets”.
Sources and licences
- NOAA Coral Reef Watch, daily global 5 km satellite Degree Heating Week (v3.1), annual maxima 1985–2025 · NOAA Coral Reef WatchLicence: Public domain (US Government work)NOAA Coral Reef Watch. 2018, updated daily. NOAA Coral Reef Watch Version 3.1 Daily 5km Satellite Regional Virtual Station Time Series Data. College Park, Maryland, USA.
- Modelled Global Distribution of the Kelp Biome · UNEP-WCMC Ocean Data Viewer (hosting); University of Auckland / Nord University authorsLicence: CC BY 4.0Jayathilake D.R.M., Costello M.J. 2020. A modelled global distribution of the kelp biome. Biological Conservation 252, 108815. https://doi.org/10.1016/j.biocon.2020.108815 (v2: Jayathilake & Costello 2021, Biological Conservation, https://doi.org/10.1016/j.biocon.2021.109099)
- Global Mangrove Watch (GMW) · UNEP-WCMC / ZenodoLicence: CC BY (UNEP WESR catalogue entry); not stated on the UNEP-WCMC resources page or the Zenodo v3 pageBunting, P.; Rosenqvist, A.; Hilarides, L.; Lucas, R.M.; Thomas, T.; Tadono, T.; Worthington, T.A.; Spalding, M.; Murray, N.J.; Rebelo, L-M. Global Mangrove Extent Change 1996 - 2020: Global Mangrove Watch Version 3.0. Remote Sensing. 2022.
- Collaborative Australian Protected Areas Database (CAPAD) 2024 – Marine · Australian Government, DCCEEWLicence: CC BY 4.0Australian Government Department of Climate Change, Energy, the Environment and Water (2025). Collaborative Australian Protected Areas Database (CAPAD) 2024 – Marine.
- Global soil organic carbon in tidal marshes, version 2 (0–30 and 30–100 cm) · Maxwell, Spalding, Friess et al.Licence: CC BY 4.0Maxwell T.L. et al. (2024) Soil carbon in the world's tidal marshes. Nat. Commun. 15, 10265. doi:10.1038/s41467-024-54572-9
A park here is the CAPAD 2024 Marine zones that share a name and a state. Habitat areas are the habitat maps’ polygons inside the park; carbon, heat stress and human impact are the map cells that touch it. Only sources with an open licence are used. Computed on 2026-10-27.