| Anthropogenic |
Dredging |
Backhoe dredger |
163 |
dB re 1µPa2m2 |
20-20,000 |
35-45 |
|
|
|
Excavation of material |
Not peer-reviewed |
M |
Nedwell, J. R., Parvin, S. J., Brooker, A. G. & Lambert, D. R. 2008. Modelling and measurement of underwater noise associated with the proposed Port of Southampton capital dredge and redevelopment of berths 201/202 and assessment of the disturbance to salmon. 05 December 2008. Subacoustech Report No. 805R0444. Subacoustech. |
World Organisation of Dredging Associations (WODA) (2013) Technical Guidance on: Underwater Sound in Relation to Dredging
June 2013 |
| Anthropogenic |
Dredging |
Backhoe dredger |
179 |
dB re 1µPa2m2 |
3-20,000 |
315 |
|
|
|
Removing fractured rock |
Not peer-reviewed |
M |
Reine, K. J., D. G. Clarke, and C. Dickerson. 2012. Characterization of underwater sounds produced by a hydraulic cutter head dredge fracturing limestone rock. DOER Technical Notes Collection ERDC TN-DOER-E34, U.S. Army Engineer Research and Development Centre, Vicksburg, Mississippi, USA |
World Organisation of Dredging Associations (WODA) (2013) Technical Guidance on: Underwater Sound in Relation to Dredging
June 2013 |
| Anthropogenic |
Dredging |
Backhoe dredger |
168-186 |
dB re 1µPa m (RMS) |
30 ->20,000 |
100-500 |
|
|
|
Omnidirectional
Continuous |
Not peer-reviewed |
M |
Thomsen, F., McCully, S.R., Wood, D., White, P. and Page, F., 2009. A generic investigation into noise profiles of marine dredging in relation to the acoustic sensitivity of the marine fauna in UK waters: PHASE 1 Scoping and review of key issues, Aggregates Levy Sustainability Fund / Marine Environmental Protection Fund (ALSF/MEPF), Lowestoft, UK. |
UK Marine Monitoring and Assessment Strategy Community (UKMMAS) (2010). Charting Progress 2 Feeder report: Clean and Safe Seas. (Eds. Law, R. and Maes, T.). Published by Department for Environment Food and Rural Affairs on behalf of UKMMAS. 366pp. |
| Anthropogenic |
Dredging |
Clamshell dredger |
150-162 |
dB re 1µPa m (SPL) |
10-1,000 |
|
|
|
|
|
|
H |
Miles et al 1987 cited in Richardson, W.J., Green Jr, C.R., Malme, C.I. & Thomson, D.H. (1995). Marine Mammals and Noise. Academic Press, New York |
ABPmer, 2004. Underwater noise during maintenance dredging and the potential effects on the migration of Atlantic Salmon in Southampton Water. R.1108. ABP Southampton |