Use of ultrasonic images for rapid nonlethal determination of sex and maturity of pacific herring. Management briefs

By Bonar, Scott a..
.
3 páginas , Bonar, S. A.-Washington Cooperative Fish and Wildlife Reseach Unit, School of Fisheries, WH-10 University of Washington Seattle, Washington 98195, U.S.A

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Acoustic measurement of trout distributions in Spada Lake, Washington, using stationary transducers

By Stables, T. B..
.
13 páginas , Stables, T. B.-Canadian BioSonics, Ltd, P.O.Box 436, Sardis, B.C., Canada V2R 1A7

Place hold on Acoustic measurement of trout distributions in Spada Lake, Washington, using stationary transducers

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Use of ultrasonic images for rapid nonlethal determination of sex and maturity of pacific herring. Management briefs

Acoustic measurement of trout distributions in Spada Lake, Washington, using stationary transducers