Fishery Bulletin Of The Fish And Wildlife Service

Excerpt from List of Fishery Bulletins of the U. S. Fish and Wildlife Service Bulletin of the United States Fish Commission was begun in 1881; it became the Bulletin of the Bureau of Fisheries in 1904 and the Fishery Bulletin of the Fish and Wildlife Service in 1941. Separates were issued as documents through volume 46; the last document was No. 1103. Begin ning with volume 47 in 1931 and continuing through volume 62 in 1963, each separate appeared as a numbered bulletin. A new system began in 1963 with volume 63 in which papers are bound together in a single issue of the bulletin instead of being issued individually. Some bulletins are for sale by the Supe rintendent of Documents, u.s, Government Printing Office, Washington, D.C. 20402; 2111 are distributed free to libraries and to a limited number of scientific cooperators. (articles preceded by asterisks are out of print, but can be borrowed from some public and college libraries.) About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Excerpt from Fishery Bulletin of the Fish and Wildlife Service, 1956-58, Vol. 57 Meanwhile, information about the growth and habits of these fish must be gathered as a basis for an intelligent program for restoration and manage ment of the fishery. In the study of the lake trout, it is imperative first to assess the reliability of ages determined from scales of the fish to validate them for the many uses to which age statistics and calculated lengths, based on measurements of scales, are put in population studies. Although determination of the age of lake trout from scales was considered difficult by Royce,3 Cooper, and Fuller and by Miller and Kennedy several investigators, including Greeley (1934 and Fry and Kennedy Fry (1949, and Van Oosten have read them with apparent assurance, but without establishing the validity of their readings. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.