Andrews Forest Image Library

CD: AES

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Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Mainstem Lookout Creek, below the confluence with McRae Creek, in the HJ Andrews Experimental Forest
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-001
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer (CreekWalker Photography) and OSU undergraduate student Rylee Rawson electroshocking to sample fish and salamanders. The animals are captured, measured, and released back into their original location.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-002
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Najma Ain, Rylee Rawson, and Dave Leer electroshocking in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-003
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer, Najma Ain, and Rylee Rawson electroshocking for fish and salamanders in Lookout Creek. The bucket in the foreground has cutthtroat trout.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-004
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer, Najma Ain, and Rylee Rawso electroshocking in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-005
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Fish and salamanders are collected into a temporary bin where they are measured before being released back into the stream.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-006
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Fish and salamanders are collected into a temporary bin where they are measured before being released back into the stream.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-007
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer, Najma Ain, and Rylee Rawson survey the fish and salamanders
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-008
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Coastal giant salamander, underside
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-009
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Coastal giant salamander
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-010
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Gwen Bury displays a sample bag containing gut contents of a cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-011
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
close up of a sample bag containing gut contents from a cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-012
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Mainstem Lookout Creek, below the confluence with McRae Creek, in the HJ Andrews Experimental Forest
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-013
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Theo Nuss washes out the gut contents of a cutthroat trout by gastric lavage
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-014
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
After a gastric lavage, the gut contents are put through a coffee filter, to catch the particulates. The entire filter is saved in a sample bag for later analysis.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-015
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Gwen Bury records data on length of a cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-016
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Gut content of a trout included a yellow jacket, complete with stinger
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-017
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
A cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-018
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
A cutthroat trout having its gut contents washed out with a stream of water. The procedure is not harmful and the trout is released back into the stream afterwards.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-019
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Gut content is put through a coffee filter and the entire filter is kept to analyze all particulates later
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-020
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Post-doc Gwen Bury with a coastal giant salamander
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-021
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
This coastal giant salamander had a large fish, a sculpin, in its stomach. The fish came out during the gastric lavage procedure.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-022
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
This coastal giant salamander had a large fish, a sculpin, in its stomach. The fish came out during the gastric lavage procedure.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-023
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Coastal giant salamander being measured for length
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-024
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
A coastal giant salamander being measured for length in the left bin, and the sculpin that was in the salamander's gut in the right bin
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-025
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
OSU undergraduate student Theo Nuss readies the sampling equipment
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-026
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
OSU undergraduate student Theo Nuss recording data
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-027
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
A very large cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-028
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Electroshocking in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-029
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
The pool behind this rock was home to a very large cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-030
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
The rocks in the stream were covered in algal growth
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-031
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Rylee Rawson, an undergraduate field technician, helps with sampling
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-032
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer, Rylee Rawson, and Ivan Arismendi electroshocking for fish and salamanders
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-033
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Electroshocking in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-034
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Ivan Arismendi, left, and undergraduate stduent Najma Ain, catch fish in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-035
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer, Rylee Rawson, Ivan Arismendi, and Najma Ain, electroshocking for fish and salamanders
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-036
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Ivan Arismendi, left, and undergraduate stduent Najma Ain, catch fish in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-037
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Dave Leer, Rylee Rawson, Ivan Arismendi, and Najma Ain, electroshocking for fish and salamanders
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-038
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Undergraduate student Najma Ain, using a net to capture fish in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-039
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Ivan Arismendi electroshocking for fish and salamanders in Lookout Creek
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-040
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Ivan Arismendi (Assistant Professor, OSU) with Dave Leer (CreekWalker Photography) and OSU undergraduate students Najma Ain and Rylee Rawson electroshocking for fish and salamanders in Lookout Creek.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-041
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Undergraduate student Najma Ain, left, prepares a data card for the fish sample
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-042
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Ivan Arismendi looks at several cutthroat trout caught in a reach of Lookout Creek.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-043
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Each sample group of fish is photographed, with an identification card, and a ruler. Later, researchers use the ruler and special software to calculate the length of each fish in the photograph.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-044
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Each sample group of fish is photographed, with an identification card, and a ruler. Later, researchers use the ruler and special software to calculate the length of each fish in the photograph.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-045
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Undergraduate student, Najma Ain, looks into a tub containing cutthroat trout of various sized. Researchers count and photograph the fish and return them to the stream.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-046
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Cutthroat trout
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-047
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Mainstem Lookout Creek, below the confluence with McRae Creek, in the HJ Andrews Experimental Forest. In the photo are two field technicians who are sampling gut content of fish and salamanders.
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-048
Lookout Creek Spatially Explicit Sampling of Aquatic Vertebrates
Mainstem Lookout Creek, below the confluence with McRae Creek, in the HJ Andrews Experimental Forest
Photographed by Lina DiGregorio ..... Date: 8/27/2019 ..... Photo: AES-049
Research for part of the SCALER project
Electrofishing site for stream vertebrate survey
Photographed by Lauren Zatkos ..... Date: 8/15/2018 ..... Photo: AES-050
Complex stream habitat in Mack Creek, a tributary to Lookout Creek
Complex stream habitat in Mack Creek, a tributary to Lookout Creek
Photographed by Lauren Zatkos ..... Date: 8/27/2018 ..... Photo: AES-051
Lower Lookout below the headquarters

Photographed by Lauren Zatkos ..... Date: 7/29/2019 ..... Photo: AES-052
Lower Lookout below the headquarters

Photographed by Lauren Zatkos ..... Date: 7/29/2019 ..... Photo: AES-053
Electrofishing for stream vertebrates in upper Lookout Creek
OSU graduate students Emilee Mowlds and Francisco Pickens with undergraduate student Erik Swanson
Photographed by Lauren Zatkos ..... Date: 8/12/2019 ..... Photo: AES-054
McRae Creek, close to its confluence with larger Lookout Creek

Photographed by Lauren Zatkos ..... Date: 8/13/2019 ..... Photo: AES-055
Large wood in Mack Creek
Large wood in Mack Creek (tributary to Lookout Creek) providing cover for fish and salamanders
Photographed by Lauren Zatkos ..... Date: 9/8/2017 ..... Photo: AES-056
A fallen tree in Mack Creek
A fallen tree in Mack Creek (tributary to Lookout Creek) has made a large pool below a small waterfall.
Photographed by Lauren Zatkos ..... Date: 9/18/2017 ..... Photo: AES-057
McRae Creek after fall rains begin

Photographed by Lauren Zatkos ..... Date: 9/19/2017 ..... Photo: AES-058
Mack Creek after fall rains begin

Photographed by Lauren Zatkos ..... Date: 9/19/2017 ..... Photo: AES-059