Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Ralph E. Manns"'
Autor:
David M. Green, Ralph E. Manns, Harold L. Schramm, Anthony J. Fedler, Jeffery L. Hahn, Michael L. Armstrong, Stephen J. Waters, Stephen P. Quinn, Nicholas A. Funicelli, Dennis P. Lee
Publikováno v:
Fisheries. 16:13-21
Competitive fishing is a large and growing use of fishery resources that offers benefits and creates problems for fishery managers. Successful integration of competitive fishing with noncompetitive anglers and other aquatic resource users will requir
Autor:
Stephen J. Waters, Dennis P. Lee, Nicholas A. Funicelli, Harold L. Schramm, Bruce D. Taubert, David M. Green, Michael L. Armstrong, Ralph E. Manns
Publikováno v:
Fisheries. 16:4-12
Organized competitive sportfishing has been a growing use of fishery resources for at least the last 20 years. We conducted a survey of fishery agencies in Canada, the United States, District of Columbia, Puerto Rico, and U.S. Virgin Islands to estim
Autor:
Ralph E. Manns, B. G. Whiteside
Publikováno v:
The Progressive Fish-Culturist. 42:116-117
(1980). Inaccuracy of Sex Determination in Guadalupe and Largemouth Bass on the Basis of External Characteristics. The Progressive Fish-Culturist: Vol. 42, No. 2, pp. 116-117.