elwha: Elwha River Survey
In ezwelty/linbin: Binning and Plotting of Linearly Referenced Data
elwha R Documentation
Elwha River Survey
Description
An event table containing the results of a survey of the Elwha River (Washington, USA) carried out in August-September 2008. Both physical variables and fish counts were collected.
Format
A data frame with 249 rows and 33 variables.
Details
from, to - distance upstream from the river mouth [km]
unit.length - unit length [m]
unit.type - unit type (P = pool, GP = glide-like pool, G = glide, GR = glide-like riffle, R = riffle)
channel.type - channel type (1 = main, 2 = secondary)
mean.depth - mean depth [m]
max.depth - max depth [m]
mean.width - mean wetted width [m]
bedrock - bedrock substrate [%]
boulder - boulder substrate [%]
cobble - cobble substrate [%]
gravel - gravel substrate [%]
sand - sand substrate [%]
silt - silt substrate [%]
overhang.cover - channel banks with overhanging vegetation [%]
boulder.cover - channel area covered by boulders [%]
jams - number of log jams
jam.area - total area of log jams [m^2]
SACO.10/20/30/40/total - number of Bull Trout (Salvelinus confluentus) sized 10 - 20 cm / 20 - 30 cm / 30 - 40 cm / > 40 cm / total, respectively.
ONXX.10/20/30/40/total - number of trout (Oncorhynchus sp.) sized 10 - 20 cm / 20 - 30 cm / 30 - 40 cm / > 40 cm / total, respectively.
SAFO - number of Brook Trout (Salvelinus fontinalis)
ONTS - number of Chinook Salmon (Oncorhynchus tshawytscha)
ONNE - number of Sockeye Salmon (Oncorhynchus nerka)
LATR - number of Pacific Lamprey (Lampetra tridentata)
ONKI - number of Coho Salmon (Oncorhynchus kisutch)
Source
Brenkman, S. J., J. J. Duda, C. E. Torgersen, E. Z. Welty, G. R. Pess, R. Peters, and M. L. McHenry. 2012. A riverscape perspective of Pacific salmonids and aquatic habitats prior to large-scale dam removal in the Elwha River, Washington, USA. Fisheries Management and Ecology 19:36-53. DOI: \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1111/j.1365-2400.2011.00815.x")}
ezwelty/linbin documentation built on April 19, 2023, 8:41 a.m.
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| elwha | R Documentation |
Elwha River Survey
Description
An event table containing the results of a survey of the Elwha River (Washington, USA) carried out in August-September 2008. Both physical variables and fish counts were collected.
Format
A data frame with 249 rows and 33 variables.
Details
from, to - distance upstream from the river mouth [km]
unit.length - unit length [m]
unit.type - unit type (P = pool, GP = glide-like pool, G = glide, GR = glide-like riffle, R = riffle)
channel.type - channel type (1 = main, 2 = secondary)
mean.depth - mean depth [m]
max.depth - max depth [m]
mean.width - mean wetted width [m]
bedrock - bedrock substrate [%]
boulder - boulder substrate [%]
cobble - cobble substrate [%]
gravel - gravel substrate [%]
sand - sand substrate [%]
silt - silt substrate [%]
overhang.cover - channel banks with overhanging vegetation [%]
boulder.cover - channel area covered by boulders [%]
jams - number of log jams
jam.area - total area of log jams [m^2]
SACO.10/20/30/40/total - number of Bull Trout (Salvelinus confluentus) sized 10 - 20 cm / 20 - 30 cm / 30 - 40 cm / > 40 cm / total, respectively.
ONXX.10/20/30/40/total - number of trout (Oncorhynchus sp.) sized 10 - 20 cm / 20 - 30 cm / 30 - 40 cm / > 40 cm / total, respectively.
SAFO - number of Brook Trout (Salvelinus fontinalis)
ONTS - number of Chinook Salmon (Oncorhynchus tshawytscha)
ONNE - number of Sockeye Salmon (Oncorhynchus nerka)
LATR - number of Pacific Lamprey (Lampetra tridentata)
ONKI - number of Coho Salmon (Oncorhynchus kisutch)
Source
Brenkman, S. J., J. J. Duda, C. E. Torgersen, E. Z. Welty, G. R. Pess, R. Peters, and M. L. McHenry. 2012. A riverscape perspective of Pacific salmonids and aquatic habitats prior to large-scale dam removal in the Elwha River, Washington, USA. Fisheries Management and Ecology 19:36-53. DOI: \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1111/j.1365-2400.2011.00815.x")}
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