Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Jerre W. Mohler"'
Publikováno v:
Transactions of the American Fisheries Society. 141:1465-1471
Due to overfishing and habitat alteration, the anadromous Atlantic sturgeon Acipenser oxyrinchus oxyrinchus is severely depleted across its historic range. The James and York rivers in Virginia are the two rivers comprising the Chesapeake Bay distinc
Autor:
Andrew W Kahnle, Kathryn A. Hattala, John A. Sweka, Dewayne A. Fox, Mark DuFour, Matthew W. Breece, Amanda L. Higgs, Jerre W. Mohler
Publikováno v:
Journal of Fish and Wildlife Management. 3:23-32
In 2007, a team of U.S. scientists performed a status review of Atlantic sturgeon Acipenser oxyrinchus oxyrinchus and concluded that the species would likely become endangered (U.S. Endangered Species Act 1973, as amended) in the foreseeable future o
Autor:
Bryan T. Vinyard, L. Curry Woods, G.R. Welch, Kathryn M. Dorsey, H. David Guthrie, Daniel D. Theisen, Frank Siewerdt, Jerre W. Mohler
Publikováno v:
North American Journal of Aquaculture. 73:418-425
Short-term storage trials were conducted with semen of Atlantic sturgeon Acipenser oxyrinchus collected from a total of nine wild males during the 2008 and 2009 spawning seasons on the Hudson River. Semen samples were kept refrigerated (4 ± 1°C) an
Publikováno v:
North American Journal of Aquaculture. 73:129-134
Calcein, a fluorochrome dye, is a potential fish-marking agent that has not been evaluated in sturgeon. Shovelnose sturgeon Scaphirhynchus platorynchus (average weight, 9.7 g) were fed calcein, immersed in a calcein bath, or left unmarked to determin
Publikováno v:
North American Journal of Fisheries Management. 28:1243-1248
When choosing a fish marking technique to address fishery related questions, it is important to consider factors that affect mark retention. Calcein, a chemical marking agent, is under investigation for potential use on fish. Two laboratory trials we
Autor:
Kelly M. Bradley, Jerre W. Mohler
Publikováno v:
North American Journal of Fisheries Management. 28:1177-1181
The fluorochrome dye known as calcein (trade name SE-MARK; Western Chemical, Ferndale, Washington) is currently being tested to determine its utility for creating lethally and nonlethally detectable fluorescent marks on bony tissues of fish via batch
Publikováno v:
Northeastern Naturalist. 13:569-582
A qualitative mussel survey was performed on Muddy Creek, a tributary to French Creek in Crawford County, PA, within the boundaries of the Erie National Wildlife Refuge. Riffle-run-pool sequences were sampled at 20 locations in the study area using v
Publikováno v:
North American Journal of Fisheries Management. 26:431-437
Brook trout Salvelinus fontinalis, Atlantic salmon Salmo salar, coho salmon Oncorhynchus kisutch, and yellow perch Perca flavescens fed calcein for 5 d showed characteristic calcein scale marks 7–10 d postmarking. In fish fed 0.75 or 1.25 g of calc
Publikováno v:
North American Journal of Fisheries Management. 25:1533-1541
Catch-and-release fishing commonly occurs in recreational fisheries, including those for the striped bass Morone saxatilis of the Atlantic coast. The contribution of catch-and-release practices to overall fishing mortality is often not estimated. We
Autor:
Jerre W. Mohler
Publikováno v:
North American Journal of Fisheries Management. 23:1108-1113
Calcified tissues of Atlantic salmon in both larval and postscale developmental life stages became labeled with the fluorochrome dye known as calcein in 7 min by sequential immersion in salt and calcein solutions. I introduce the term “osmotic indu