Publications
This list of publications includes peer-review journal articles, official USGS publications series, reports and more authored by scientists in the Ecosystems Mission Area. A database of all USGS publications, with advanced search features, can be accessed at the USGS Publications Warehouse.
Filter Total Items: 41771
Whirling disease in trout and its prevention in hatcheries: a problem of vital concern to all trout growers
No abstract available.
Authors
G. L. Hoffman
Population analyses, variation and behavior of Anguispira alternata alternata
Anguispira alternata alternata is one of the more common terrestrial snails in the United States. Gregarious by nature, these snails can be collected in large numbers from wooded flood-plains and moist upland wooded areas. "The range is eastern Canada and the United States, from Nova Scotia to Lake of the Woods; westward in the United States to about the 97th meridian, south to middle Louisiana a
Authors
Charles L. Douglas
Apache pocket mouse found in Mesa Verde National Park, Colorado
No abstract available.
Authors
C. L. Douglas
Endothal derivatives as aquatic herbicides in fishery habitats
Abstract has not been submitted
Authors
C.R. Walker
Pseudo-sleeping attitude of the canvasback
No abstract available.
Authors
G.W. Cornwell, J. C. Bartonek
The movements of walleyes tagged as yearlings in Lake Erie
A total of 3,998 yearling walleyes, Stizostedion vitreum vitreum (Mitchill), were captured, tagged, and released along the south shore of western Lake Erie to determine their movements and their dispersal from a known nursery area. Four hundred ninety-nine recoveries were made over a period of 3 years. Tagged walleyes traveled primarily north toward the islands in the Western Basin during their fi
Authors
David R. Wolfert
Food of the bloater, Coregonus hoyi, in Lake Michigan
Stomachs were examined from 1,469 Lake Michigan bloaters, Coregonus [Leucichthys] hoyi, greater than 7 inches long which contained identifiable food. An additional 461 ciscoes less than 7 inches long were incorporated into the study; these latter fish were not positively identified, but most of them undoubtedly were bloaters. The specimens were caught in bottom nets except for 49, all less than 6
Authors
LaRue Wells, Alfred M. Beeton
Biological Laboratory, Ann Arbor, Michigan
This laboratory located about 40 miles west of Detroit, near the intersection of highways I-94 and US-23, can be reached by bus, railroad, or via commercial airlines to Detroit Willow Run or Metropolitan airports. Field biological stations are located in Wisconsin at Ashland; in Ohio at Sandusky; and in Michigan at Ludington, Marquette, Millersburg, and Northville.
Authors
James W. Moffett
Age and growth of the whitefish in Lake Superior
The average annual commercial production of whitefish in the U.S. waters of Lake Superior dropped from 2,194,000 pounds in 1879-1908 to 504,000 pounds in 1911-59. The modern production, though far below the earlier, has accounted for more than 10 percent of the total value of the fishery in all but one of the last 20 years. Data are given on growth rate, age and year-class composition, size distr
Authors
William R. Dryer