Australian Ocean Data Network provides a multi-decadal satellite dataset quantifying giant kelp (Macrocystis pyrifera) canopy extent along the Tasmanian coastline. The data includes a statewide analysis in three-year bins from 1987-2015 and a higher-resolution time series for 24 sites from 1986-2015. This dataset addresses gaps in long-term monitoring of an ecosystem listed as endangered in 2012.
Use Cases
- Assessing long-term decadal changes in kelp forest extent based on statewide three-year binned data from 1987-2015.
- Analyzing seasonal and interannual fluctuations in canopy coverage based on high-temporal-resolution data from 24 specific sites.
- Modeling the impact of environmental stressors like warming sea temperatures on kelp population dynamics using multi-decadal satellite records.
- Mapping the spatial distribution of an endangered marine community type for conservation planning and management.
Strengths
- Covers a multi-decadal time range from 1986 to 2015, enabling analysis of long-term trends.
- Includes two complementary components: broad-scale statewide mapping and detailed site-specific time series for 24 locations.
- Derived from Landsat satellite imagery, providing a consistent and spatially extensive data source.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment for specific analytical needs.
- Data freshness should be verified as the last metadata update is dated 2026-04-29.
Provenance
- Source
- Australian Ocean Data Network via data_gov_au.
- Collection Method
- Derived from analysis of Landsat satellite imagery.
- Time Range
- 1986 to 2015.
- Freshness
- Last updated 2026-04-29 07:46:48.917806; freshness should be verified.
- Geography
- Tasmanian coastline, Australia.