Status of the fish population was determined by test-netting, and condition of the commercial and sport fisheries was checked by commercial fishing reports, contacts with commercial fishermen, and creel census. Results of preliminary studies indicate that several types of regulations will be needed in...
Annual recreational expenditures on the Upper Mississippi River System exceed $1.2 billion (US Geological Survey, 2007). An economic impact study by the USGS (1990) found there were over 12 million daily visits by recreationists during the study year. Boating, fishing, and sightseeing were the ...
B., 1954. A History of Fish and Fishing in the Upper Mississippi River. Upper Mississippi River Con- servation Committee, Rock Island, IL.Carlander HB (1954) A history of fish and fishing in the upper Mississippi River. Upper Mississippi River Conservation Committee, Rock Island, IL...
2009-2010 Hunting and Sport Fishing Regulations for the Upper Mississippi River National Wildlife and Fish RefugeWill Shafroth
(2004b). 2003 Annual Status Report: A summary of fish data in six reaches of the Upper Mississippi River System. U.S. Geological Survey, Upper Midwest Environmental Sciences Center. La Crosse, WI. Retrieved from http://www.umesc.usgs.gov/reports_publications/ltrmp/fish/2003/fish-srs.html...
2001 Annual Status Report: A summary of fish data in six reaches of the Upper Mississippi River System. U.S. Geological Survey, Upper Midwest Environmental Sciences Center. La Crosse, WI. Retrieved from http://www.umesc.usgs.gov/reports_publications/ltrmp/fish/2001/fish-srs.htmlBurkhardt, R...
Influence of river stage on shoreline electrofishing catches in the upper Mississippi River. Transactions of the American Fisheries Society 114:857-860.Influence of river stage on shoreline electrofishing catches in the upper Mississippi River. Transactions of the American Fisheries Society 114:857–860...
Yangtze finless porpoise and Yangtze sturgeon, have been put into effect. In order to comprehensively improve the biodiversity of Yangtze River, a long-term fishing-ban policy began to be implemented. Faced with the complexities of ecological interactions, the response of the ecological environment to...
Yangtze finless porpoise and Yangtze sturgeon, have been put into effect. In order to comprehensively improve the biodiversity of Yangtze River, a long-term fishing-ban policy began to be implemented. Faced with the complexities of ecological interactions, the response of the ecological environment to...