_The Evening Post_, 25 June 1923:
DREDGING AT DAY'S BAY
The Harbour Board advises that the dredge Whakarire is at present engaged on the necessary work of deepening the ferry berths at the Day’s Bay and Rona Bay wharves. The Day’s Bay Wharf berths have already been deepened, ad on account of this dredging, bathers, both on the north add south side of this wharf should be careful …
https://paperspast.natlib.govt.nz/newspapers/EP19230625.2.9
#OnThisDay #OTD #PapersPast #NewZealand #Dredges

Detection And Monitoring Of Small-Scale Diamond And Gold Mining Dredges Using Synthetic Aperture Radar On The Kadéï (Sangha) River, Central African Republic
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https://doi.org/10.3390/rs15040913 <-- shared paper
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#GIS #spatial #mapping #remotesensing #SyntheticApertureRadar #radar #satellite #SAR #dredges #artisanalmining #smallscalemining #ASM #radardetection #goldmining #illegalmining #mining #Africa #centralafricanrepublic #CAR #KadeiRiver #Sangha #diamonds #gold #monitoring #survey #detection #spatialanalysis #spatiotemporal #SSM #technology #data #hydrology #rivers #detectionandmonitoring