Situk River Steelhead Trout Studies, 1994 PDF Download
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Author: Robert E. Johnson
Publisher:
ISBN:
Category : Fish populations
Languages : en
Pages : 33
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Book Description
Author: Robert E. Johnson
Publisher:
ISBN:
Category : Fish populations
Languages : en
Pages : 33
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Book Description
Author: Robert E. Johnson
Publisher:
ISBN:
Category : Trout
Languages : en
Pages : 23
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Book Description
This study used recording fathometer (sonar) and visual observations to count the early portion of the spring steelhead (Oncorhynchus mykiss) immigration to the Situk River near Yakutat in southeast Alaska.
Author: Brian Marston
Publisher:
ISBN:
Category : Fish populations
Languages : en
Pages : 27
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Book Description
As a continuation of a monitoring project begun in 1994, a bipod and picket weir was used to count and sample steelhead Oncorhynchus mykiss kelts emigrating from the Situk River in Southeast Alaska from 2009 to 2011. Counts were 7,302, 5,335, and 7,458, emigrating kelts for 2009-2011 respectively. The 2009-2011 counts were below the long term (18 years: 1994-2011) average of 8,487 (-21%), and represent a 60% drop off the recent peak counts (10-15,000) seen within the last decade, but they were similar or above the previous low counts recorded historically (
Author: Samuel Clark Lohr
Publisher:
ISBN:
Category : Fish populations
Languages : en
Pages : 36
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Author:
Publisher:
ISBN:
Category : Fisheries
Languages : en
Pages : 786
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Author:
Publisher:
ISBN:
Category : Forests and forestry
Languages : en
Pages : 40
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Author: Robert E. Johnson
Publisher:
ISBN:
Category : Steelhead (Fish)
Languages : en
Pages : 20
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Book Description
This study of numbers of steelhead (Oncorhynchus mykiss) in the Situk River near Yakutat in southeast Alaska uses both visual and recording fathometer (sonar) methods.
Author: Brian J. Glynn
Publisher:
ISBN:
Category : Fish populations
Languages : en
Pages : 32
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Book Description
Report of a count of steelhead trout (Oncorhynchus mykiss) obtained at a weir on the Situk River (southeastern Alaska near Yakutat) using a float survey. This 1992 count was the lowest recorded suggesting abundance of steelhead in the Situk River remains low.
Author:
Publisher:
ISBN:
Category : Biodiversity
Languages : en
Pages : 994
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Author:
Publisher:
ISBN:
Category : Forests and forestry
Languages : en
Pages : 196
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Book Description
