Comparison of predation on Centrostephanus rodgersii inside/outside marine reserves in eas

Data from remote video monitoring experiments conducted in two eastern Tasmanian marine reserves: Maria Island Marine Reserve and Crayfish Point Research Reserve. The dataset compares survival of the sea urchin Centrostephanus rodgersii on reefs inside no-take Marine Protected Areas versus fished reefs to examine the impact of fishing on predators. The work also examines size-specific predation interactions in the context of size-selective fishing pressures.

Use Cases

• Modeling predator-prey dynamics based on survival comparisons inside and outside marine reserves.
• Assessing the impact of fishing pressure on predator biomass and sea urchin mortality.
• Analyzing size-specific predation interactions mentioned in the context of size-selective fishing.

Strengths

• Experiments conducted at two specific geographic locations with precise coordinates provided.
• Data collection method (remote video monitoring) is explicitly stated in the description.
• Comparative design explicitly contrasts high and low predator biomass areas.

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 the two studied regions in eastern Tasmania.

Provenance

Source

Australian Ocean Data Network

Collection Method

Remote video monitoring experiments.

Freshness

Last updated 2026-07-13 20:31:20.494541; freshness should be verified

Geography

Eastern Tasmania, specifically Maria Island Marine Reserve and Crayfish Point Research Reserve.