A 2018 study used three field-based methods to assess potential impacts of marine seismic surveys on scallops in Bass Strait, Australia. Dredging and Autonomous Underwater Vehicle deployments examined scallop species Pecten fumatus and Mimachlamys asperrima before, two months after, and ten months after a 2015 survey. MODIS satellite data provided sea surface temperature patterns from 2006 to 2016.
Use Cases
- Analyze potential sub-lethal effects of seismic surveys on scallop populations based on dredging and AUV imagery data.
- Correlate marine mortality events with environmental stressors based on MODIS-derived sea surface temperature patterns.
- Model the ecological realism of seismic survey impacts based on paired field-based components.
- Assess long-term thermal patterns in marine ecosystems based on satellite data spanning 2006-2016.
- Validate field-based ecological monitoring methods based on the failsafe approach of paired dredging and AUV components.
Strengths
- Study employs three distinct field-based methods: dredging, AUV deployment, and MODIS satellite data.
- Analysis covers two scallop species (Pecten fumatus, Mimachlamys asperrima) and multiple time points relative to a seismic event.
- Satellite data provides a decadal time series (2006-2016) for contextual environmental analysis.
- Methodology includes a failsafe design using paired field components to address challenges of working wholly in the field.
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 Bass Strait, Australia study area.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Field-based methods including dredging, Autonomous Underwater Vehicle deployments, and MODIS satellite remote sensing.
- Time Range
- 2006-2016 for satellite data; 2015 for primary field study.
- Geography
- Bass Strait, Australia