Tasmanian Rocky Reef Biodiversity Abundance Data from Long-Term MPA Monitoring

Quantitative abundance data for fish, megafaunal invertebrates, and algal cover from transect-based counts at Governor Island, a long-term Tasmanian Marine Protected Area. The data, collected by the Australian Ocean Data Network, likely involves temporal replication on a yearly scale and uses methods described in Edgar and Barrett (1997). Transects were primarily conducted at 5-meter and 10-meter depths at each surveyed site.

Use Cases

• Modeling temporal changes in fish abundance based on long-term monitoring data mentioned in the description
• Analyzing the impact of marine protection on algal percentage cover from transect surveys
• Comparing megafaunal invertebrate community structure between different depth zones (5m vs 10m)
• Assessing biodiversity recovery or stability within a temperate Australian Marine Protected Area (MPA)

Strengths

• Data involves temporal replication on a yearly scale for long-term analysis
• Methods are documented in a peer-reviewed publication (Edgar and Barrett, 1997)
• Quantitative data includes multiple biotic groups: fish, megafaunal invertebrates, and algal cover

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data may reflect geographic bias inherent to a single site (Governor Island) within data_gov_au

Provenance

Source

Australian Ocean Data Network

Collection Method

Transect-based counts at 5m and 10m depths, following methods from Edgar and Barrett (1997)

Time Range

Temporal replication on a yearly scale, but specific start/end years are unknown

Freshness

Last updated 2026-06-27 21:09:31.723246; freshness should be verified

Geography

Governor Island, a long-term Tasmanian Marine Protected Area (MPA) in Temperate Australia