A backhoe/dipper dredge has a backhoe like on some excavators. A crude but usable backhoe dredger can be made by mounting a land-type backhoe excavator

global-backhoe-loader-industry-report-competitive-analysis-2021Global Backhoe Loader Industry Report Competitive Analysis 2021
from SanketJ1, ago in
View report @ http://www.reportsweb.com/Global-Backhoe-Loader-Industry-Report-2015. ReportWeb.com Offers “Global Backhoe Loader Industry Report 2015”

Barney Backhoe Loves to Build
Susan Knopf, Bryan Ballinger, published 2006, 10 pages