Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Zachary J. Jackson"'
Publikováno v:
North American Journal of Fisheries Management. 42:994-1002
Publikováno v:
Journal of Fish and Wildlife Management.
Obtaining reliable information on the age structure of fish populations is important for making conservation and management decisions. We sought to evaluate precision and reader confidence in age estimates from scales (two body locations), sectioned
Publikováno v:
Journal of Fish and Wildlife Management. 13:334-343
Management objectives for long-lived species are difficult to define because many taxa have delayed maturity and variable recruitment. White Sturgeon Acipenser transmontanus is an example of a species with a complex life history that complicates long
Publikováno v:
Journal of Fish and Wildlife Management. 11:542-549
Bigscale Logperch Percina macrolepida is reported and substantiated for the first time in Arizona. A single specimen was collected during a routine survey of Cow Springs Lake on September 26, 2017, preliminarily identified as Percina sp., preserved,
Publikováno v:
North American Journal of Fisheries Management. 39:896-912
Autor:
Joseph E. Kirsch, Zachary J. Jackson, Ronald Smith, Andrea D. Schreier, Richard F. Feeney, Alisha Goodbla, Christopher Hart
Publikováno v:
Journal of Fish and Wildlife Management. 9:246-254
Exotic species have been implicated as a major threat to native freshwater fish communities in the Unites States. The San Francisco Estuary watershed has been recognized as one of the most invaded systems where exotics often dominate the fish communi
Publikováno v:
Fisheries Science. 83:785-793
Fin ray biopsies are commonly used to age sturgeon, but the effects of fin ray biopsy on Siberian sturgeon Acipenser baerii swimming performance are unknown. Therefore, the effects of two fin ray biopsy methods on swimming performance of hatchery-rea
Publikováno v:
Fisheries Management and Ecology. 24:163-172
The goal for using genetic information derived from embryo samples is to gain insight into the reproductive biology of adult white sturgeon, Acipenser transmontanus Richardson. The relationship between egg development stages on the extraction of qual
Publikováno v:
Journal of Fish and Wildlife Management. 7:171-180
Inadequate recruitment is a hallmark of declining sturgeon populations throughout the world. Efforts to understand and address the processes that regulate recruitment are of foremost importance for successful management and recovery. Fish biologists