A 37-day sub-seabed CO2 release experiment assessed impacts on benthic macrofauna across four sampling zones. The study, published in the International Journal of Greenhouse Gas Control, documents rapid community changes during the leak and recovery 18 days post-injection. Data includes macrofaunal community structure and diversity metrics from zones at 0m, 25m, 75m, and 450m from the leak center.
Use Cases
- Analyze macrofaunal community structure changes across the four sampling zones to quantify the spatial gradient of CO2 leakage impact.
- Model the relationship between sediment carbonate chemistry disruption and macrofaunal diversity metrics within the active leakage zone.
- Compare recovery timelines of macrofaunal communities in Zone 1 after the CO2 injection stopped against natural succession in reference zones.
- Assess the severity and duration of CO2 leakage impacts on benthic macrofauna by examining data from before, during, and after the 37-day release.
Strengths
- Data originates from a controlled 37-day sub-seabed CO2 release experiment, providing a direct cause-effect observation.
- Sampling design includes four distinct zones (0m, 25m, 75m, 450m from leak center) for spatial impact comparison.
- Study is peer-reviewed and published in the International Journal of Greenhouse Gas Control (DOI:10.1016/j.ijggc.2015.01.003).
Limitations
- Specific data structure, column names, row counts, and file formats are unknown from the provided metadata.
- The experimental scale is small and short-term, limiting generalizability to larger or longer-term CCS leakage events.
- Findings are specific to the local benthic communities and habitats studied, which may not represent all marine environments.
Provenance
- Source
- British Geological Survey (BGS); QICS Special Issue - International Journal of Greenhouse Gas Control.
- Collection Method
- Controlled CO2 gas release 12m below seabed with regular macrofauna samples collected from four zones.
- Time Range
- Covers a 37-day CO2 release period and subsequent recovery monitoring.
- Freshness
- null
- Geography
- Sub-seabed experimental site; specific location not detailed in input.