Fish and Invertebrate Population Responses in Five Australian Marine Protected Areas

11 exploited fish species and 7 exploited invertebrate species were surveyed before and after the enforcement of fishing prohibitions in five Australian marine protected areas. Parks Australia provides this dataset, which was originally published via the Australian Marine Parks Science Atlas and last updated in July 2026. The study used a before-after-control-impact design with 5–14 replicated sites per MPA to assess community-level effects of fishing.

Use Cases

• Assessing population recovery trends for exploited species like the red morwong and latrid trumpeter based on before-after surveys.
• Analyzing the relative contribution of site, zone, and year factors to variation in species abundance using PERMANOVA results mentioned in the description.
• Comparing observed recovery rates against meta-analytical expectations for marine protected area effectiveness.
• Evaluating the influence of survey design (sanctuary vs. fishing zones) on density estimates for common inshore fishes and invertebrates.

Strengths

• Data covers 11 exploited fish species and 7 exploited invertebrate species across five distinct marine protected areas.
• Study employs a before-after-control-impact survey design with site replication within both sanctuary and fishing zones.
• Analysis partitions variation in abundance data into specific components (e.g., site ~35%, zone ~8%, year ~8%).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The three-year study period was noted as potentially insufficient to generate clear population recovery trends.

Provenance

Source

Parks Australia, referencing a source publication.

Collection Method

Before-after-control-impact surveys conducted at 5–14 replicated sites within sanctuary and fishing zones of five MPAs.

Time Range

Surveys conducted from prior to MPA establishment to three years after enforcement of fishing prohibitions.

Freshness

Last updated 2026-07-16 23:22:41.844649; freshness should be verified

Geography

Five Australian marine protected areas (MPAs), focusing on temperate reefs.