Impact of Human Disturbance on Marine Urban Infrastructures
Author Information
Author(s): Laura Airoldi, Fabio Bulleri
Primary Institution: Università di Bologna
Hypothesis
Some negative impacts associated with the expansion of opportunistic and invasive species on urban infrastructures can be related to severe human disturbances typical of these environments.
Conclusion
The study demonstrates that the impacts of marine urban infrastructures can be mitigated through ecologically-driven planning and management of maintenance activities.
Supporting Evidence
- Maintenance caused a marked decrease in the cover of dominant species like mussels and oysters.
- Opportunistic and invasive species increased significantly after maintenance activities.
- The effects of maintenance were more pronounced on sheltered substrata compared to exposed substrata.
- Timing of disturbances influenced the recovery trajectories of marine assemblages.
Takeaway
When people fix things in the ocean, it can hurt the animals living there, but if we plan better, we can help them instead.
Methodology
The study involved monitoring maintenance interventions on breakwaters and analyzing the effects on marine assemblages using statistical methods.
Potential Biases
Potential biases may arise from the selection of breakwaters and the timing of maintenance interventions.
Limitations
The study was limited to a specific geographic area and may not be generalizable to all marine urban infrastructures.
Participant Demographics
The study focused on marine assemblages along the Italian coast of the north Adriatic Sea.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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