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Andrews Forest has over 50 galleries that reflect the history, place, people, and research of the HJ Andrews Experimental Forest Long-Term Ecological Research Program.

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Snow and tree mortality event March 2019 aen_007.JPG Disturbance

Tree tip up and disturbed soil around root mass

Snow and tree mortality event March 2019 aen_017.JPG Disturbance

Looking up the 130 Road from the junction of the 132 spur, which leads into the Headquarters facility.

Snow and tree mortality event March 2019 aen_009.JPG Disturbance

Looking up into the forest from the 130 Road

Snow and tree mortality event March 2019 aen_028.JPG Disturbance

Looking down at the crushed tower in WS01. The shed with equipment was knocked off its foundation.

Snow and tree mortality event March 2019 aen_005.jpg Disturbance

The compound road in the Andrews Forest, just cleared of trees, but with a new tree fall across the road

Snow and tree mortality event March 2019 aen_002.jpg Disturbance

Greg Downing, with the USFS, clears the road of fallen trees, with the aid of snowcat and chainsaw

Snow and tree mortality event March 2019 aen_001.jpg Disturbance

Tree fall across the 1506 Road. Chainsaw in foreground for scale.

Snow and tree mortality event March 2019 aen_004.jpg Disturbance

The compound road in the Andrews Forest, just cleared of trees

Snow and tree mortality event March 2019 aen_003.jpg Disturbance

The 15 Road in the Andrews Forest, just cleared of trees

LTEReflections: science and art aem_022.jpg Arts and Humanities

Artist Leah Wilson exhibit. October 2018

LTEReflections: science and art aem_025.jpg Arts and Humanities

Artist Leah Wilson exhibit. October 2018

LTEReflections: science and art aem_024.jpg Arts and Humanities

Artist Leah Wilson exhibit. October 2018

LTEReflections: science and art aem_023.jpg Arts and Humanities

Artist Leah Wilson exhibit. October 2018

LTEReflections: science and art aem_021.jpg Arts and Humanities

Artist Leah Wilson exhibit. October 2018

LTEReflections: science and art aem_020.jpg Arts and Humanities

Artist Leah Wilson exhibit. October 2018

LTEReflections: science and art aem_017.jpg Arts and Humanities

"Lichen Study" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_019.jpg Arts and Humanities

"Lichen Study" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_010.jpg Arts and Humanities

"Forest Duff Studies" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_007.jpg Arts and Humanities

materials of artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_008.jpg Arts and Humanities

materials of artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_009.jpg Arts and Humanities

Artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_011.jpg Arts and Humanities

"Forest Duff Studies" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_012.jpg Arts and Humanities

"Forest Duff Studies" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_013.jpg Arts and Humanities

"Fall Leaf Study" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_018.jpg Arts and Humanities

"Lichen Study" by artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_015.jpg Arts and Humanities

Artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_016.jpg Arts and Humanities

Artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

LTEReflections: science and art aem_014.jpg Arts and Humanities

materials of artist Ann Rosenthal, artist in residence at the Andrews Forest, September 2018

Small mammal field work, fall 2018 aeh_030.jpg Biological Diversity

Marie Tosa shows a radio transmitter collar

Small mammal field work, fall 2018 aeh_048.jpg Biological Diversity

OSU PhD student Marie Tosa holds a spotted skunk

Small mammal field work, fall 2018 aeh_049.jpg Biological Diversity

Researchers photograph spotted skunk

Small mammal field work, fall 2018 aeh_019.jpg Biological Diversity

field technician, Ben Murley, opens trap to release spotted skunk

long-term soil sampling, fall 2018 aei_001.jpg Soils

soil measurement in a ring-corer which is a standard volume; Hatten removing excess soil from a bulk density core

long-term soil sampling, fall 2018 aei_002.jpg Soils

OSU soil scientist Jeff Hatten takes a soil sample

long-term soil sampling, fall 2018 aei_003.jpg Soils

OSU graduate student Adrian Gallo takes a sample from a soil pit

long-term soil sampling, fall 2018 aei_004.jpg Soils

OSU graduate student Karla Jarecke samples soil in a soil pit

long-term soil sampling, fall 2018 aei_005.jpg Soils

OSU graduate student Karla Jarecke samples soil in a soil pit

long-term soil sampling, fall 2018 aei_006.jpg Soils

OSU graduate student Adrian Gallo studies soils, and tries not to fall down the hill

long-term soil sampling, fall 2018 aei_007.jpg Soils

soil sample; Jarecke packs soil sample for lab analysis

long-term soil sampling, fall 2018 aei_008.jpg Soils

A 1-meter deep soil pit, with a depth measurement tape

long-term soil sampling, fall 2018 aei_009.jpg Soils

Hatten beginning the process of decribing soil color with a Munsell book

long-term soil sampling, fall 2018 aei_010.jpg Soils

Hatten beginning the process of decribing soil color with a Munsell book, many soil colors from temperate enviroments land on this page

long-term soil sampling, fall 2018 aei_011.jpg Soils

From left to right: Lauren Matosziuk, Karla Jarecke, Jeff Hatten, and Adrian Gallo standing in one of the many precisely measured soil pits in HJA

long-term soil sampling, fall 2018 aei_012.jpg Soils

Jeff Hatten's trusty shovel, gifted to him from fellow graduate students when he finished his dissertation at UW

Small mammal field work, fall 2018 aeh_047.jpg Biological Diversity

Field technician Ben Murley photographs the spotted skunk's pelt pattern

Small mammal field work, fall 2018 aeh_046.jpg Biological Diversity

OSU PhD student Marie Tosa prepares spotted skunk to photograph its pelt pattern

Small mammal field work, fall 2018 aeh_031.jpg Biological Diversity

Marie Tosa gloves up in preparation for handling a skunk

Small mammal field work, fall 2018 aeh_032.jpg Biological Diversity

OSU PhD student Marie Tosa preparing to chemically immobilize the spotted skunk inside the Tomahawk trap

Small mammal field work, fall 2018 aeh_033.jpg Biological Diversity

Marie Tosa injects a mild sedative into the skunk, so it can be handled

Small mammal field work, fall 2018 aeh_029.jpg Biological Diversity

ear tag, data sheet, and other tools

Small mammal field work, fall 2018 aeh_035.jpg Biological Diversity

Marie Tosa holds a spotted skunk, alive and sedated

Small mammal field work, fall 2018 aeh_036.jpg Biological Diversity

OSU PhD student Marie Tosa (left) and field technician Ben Murley prepare to collect data on a spotted skunk

Small mammal field work, fall 2018 aeh_028.jpg Biological Diversity

OSU PhD student Marie Tosa (left) and field technician Ben Murley (right) prepare to collect data on a spotted skunk

Small mammal field work, fall 2018 aeh_038.jpg Biological Diversity

researchers inspect spotted skunk for any injuries

Small mammal field work, fall 2018 aeh_039.jpg Biological Diversity

Researchers inspect spotted skunk for any ectoparasites like ticks and fleas

Small mammal field work, fall 2018 aeh_040.jpg Biological Diversity

researchers measure the body length of a spotted skunk

Small mammal field work, fall 2018 aeh_041.jpg Biological Diversity

researchers fit a radio transmitter collar to a spotted skunk

Small mammal field work, fall 2018 aeh_042.jpg Biological Diversity

researchers fit a radio transmitter collar to a spotted skunk

Small mammal field work, fall 2018 aeh_043.jpg Biological Diversity

researchers check a spotted skunk for ectoparasites like ticks and fleas

Small mammal field work, fall 2018 aeh_044.jpg Biological Diversity

researchers check a spotted skunk for ectoparasites like ticks and fleas

Small mammal field work, fall 2018 aeh_045.jpg Biological Diversity

OSU PhD student Marie Tosa prepares spotted skunk to photograph its pelt pattern

Small mammal field work, fall 2018 aeh_027.jpg Biological Diversity

OSU PhD student Marie Tosa (left) and field technician Ben Murley (right) prepare to collect data on a spotted skunk

Small mammal field work, fall 2018 aeh_026.jpg Biological Diversity

OSU PhD student Marie Tosa (left) and field technician Ben Murley (right) prepare to work up a spotted skunk that has been captured in a Tomahawk trap

Small mammal field work, fall 2018 aeh_025.jpg Biological Diversity

field technician, Ben Murley, checks for scat in the Tomahawk trap after releasing spotted skunk

Small mammal field work, fall 2018 aeh_017.jpg Biological Diversity

OSU PhD student, Marie Tosa, readies a camera to film release of a spotted skunk

Small mammal field work, fall 2018 aeh_060.jpg Biological Diversity

Marie Tosa and animal capture supplies

Small mammal field work, fall 2018 aeh_059.jpg Biological Diversity

Marie Tosa and animal capture supplies

Small mammal field work, fall 2018 aeh_058.jpg Biological Diversity

Animal capture supplies

Small mammal field work, fall 2018 aeh_057.jpg Biological Diversity

Animal capture supplies

Small mammal field work, fall 2018 aeh_056.jpg Biological Diversity

Animal capture data sheet

Small mammal field work, fall 2018 aeh_055.jpg Biological Diversity

a Tomahawk trap, closed up while the skunk inside wakes up from sedative

Small mammal field work, fall 2018 aeh_054.jpg Biological Diversity

a researcher gently places the skunk back into the trap where it will be safe while it wakes up from sedative

Small mammal field work, fall 2018 aeh_053.jpg Biological Diversity

a researcher gently prepares to place the skunk back into the trap where it will be safe while it wakes up from sedative

Small mammal field work, fall 2018 aeh_052.jpg Biological Diversity

OSU PhD student, Marie Tosa, holds a spotted skunk just before it is released

Small mammal field work, fall 2018 aeh_051.jpg Biological Diversity

radio transmitter collar on a spotted skunk, used to track movements within the forest

long-term soil sampling, fall 2018 aei_015.jpg Soils

Carefully backfilling all the material that came out of the soil pit with a heavy canvas tarp

long-term soil sampling, fall 2018 aei_014.jpg Soils

Beginning the process of refilling the soil pits after they have been analyzed

long-term soil sampling, fall 2018 aei_013.jpg Soils

Hatten cleaning off a soil pit so it can be sampled and photographed

Small mammal field work, fall 2018 aeh_034.jpg Biological Diversity

Marie Tosa gently picks up the skunk, which has been midly sedated

Small mammal field work, fall 2018 aeh_018.jpg Biological Diversity

small mammal trap with a spotted skunk inside

Small mammal field work, fall 2018 aeh_037.jpg Biological Diversity

researchers weigh a spotted skunk by gently placing it inside a cloth bag and hanging it from the scale

Small mammal field work, fall 2018 aeh_024.jpg Biological Diversity

the blur of a spotted skunk exiting from a small mammal trap. They move FAST!

Small mammal field work, fall 2018 aeh_023.jpg Biological Diversity

the blur of a spotted skunk exiting from a small mammal trap

Small mammal field work, fall 2018 aeh_022.jpg Biological Diversity

spotted skunk, released from a small mammal trap

Small mammal field work, fall 2018 aeh_050.jpg Biological Diversity

a spotted skunk, mildly sedated. It will be released.

long-term soil sampling, fall 2018 aei_024.jpg Soils

Jeff Hatten looking upslope at the soil sampling area

long-term soil sampling, fall 2018 aei_023.jpg Soils

After replacing all the excavated soil, the research site looks good as new; steep hillslopes of WS02

long-term soil sampling, fall 2018 aei_022.jpg Soils

Jeff Hatten carefully filling voids of a soil pit and trying to mimic the previous bulk density of the soil prior to excavation

long-term soil sampling, fall 2018 aei_021.jpg Soils

Carefully backfilling all the material that came out of the soil pit with a heavy canvas tarp

long-term soil sampling, fall 2018 aei_020.jpg Soils

The tools of the Soil Science trade: a rock hammer ,shovel, and a bulk density corer

long-term soil sampling, fall 2018 aei_019.jpg Soils

Carefully backfilling all the material that came out of the soil pit with a heavy canvas tarp

long-term soil sampling, fall 2018 aei_018.jpg Soils

Karla Jarecke carefully filling voids of a soil pit and trying to mimic the previous bulk density of the soil prior to excavation

long-term soil sampling, fall 2018 aei_017.jpg Soils

Karla Jarecke carefully filling voids of a soil pit and trying to mimic the previous bulk density of the soil prior to excavation

Small mammal field work, fall 2018 aeh_021.jpg Biological Diversity

field technician releases a spotted skunk from a small mammal trap

Small mammal field work, fall 2018 aeh_020.jpg Biological Diversity

field technician releases a spotted skunk from a small mammal trap

Mack Creek 2018 aes_051.jpg Stream Ecology

Complex stream habitat in Mack Creek, a tributary to Lookout Creek.

Lookout Creek 2018 aes_050.jpg Stream Ecology

Electrofishing site for stream vertebrate survey. Research for part of the SCALER project.

LTEReflections: science and art aem_003.jpg Arts and Humanities

Photographer David Paul Bayles exhibit. August 2018

LTEReflections: science and art aem_001.jpg Arts and Humanities

Photographer David Paul Bayles exhibit. August 2018

LTEReflections: science and art aem_002.jpg Arts and Humanities

Photographer David Paul Bayles exhibit. August 2018

LTEReflections: science and art aem_004.jpg Arts and Humanities

Photographer David Paul Bayles exhibit. August 2018

LTEReflections: science and art aem_005.jpg Arts and Humanities

Photographer David Paul Bayles exhibit. August 2018

LTEReflections: science and art aem_006.jpg Arts and Humanities

Photographer David Paul Bayles exhibit. August 2018

Pollination Biology Research Experiences for Undergraduates aeg_008.jpg

Blanca Peto, Ryan Cook (L to R). Ryan has captured a pollinator.

Pollination Biology Research Experiences for Undergraduates aeg_007.jpg

Blanca Peto, Rachel Towner, Ryan Cook, Gareth Jones (L to R) in the forest on the way to Lookout Bog meadow

Pollination Biology Research Experiences for Undergraduates aeg_006.jpg

Flower and pollinator

Pollination Biology Research Experiences for Undergraduates aeg_005.jpg

Undergraduate Blanca Peto sampling in Lookout Bog meadow

Pollination Biology Research Experiences for Undergraduates aeg_004.jpg

Lookout Bog meadow

Pollination Biology Research Experiences for Undergraduates aeg_003.jpg

Undergraduate Blanca Peto sampling in Lookout Bog meadow

Pollination Biology Research Experiences for Undergraduates aeg_001.jpg

Undergraduate Rachel Towner in the Lookout Bog meadow

Pollination Biology Research Experiences for Undergraduates aeg_002.jpg

Undergraduates Blanca Peto (L), Ryan Cook (R), Gareth Jones (far R), sampling pollinators in the Lookout Bog meadow

Pollination Biology Research Experiences for Undergraduates aeg_009.jpg

Lookout main meadow

Pollination Biology Research Experiences for Undergraduates aeg_010.jpg

Ryan Cook in Lookout meadow

Pollination Biology Research Experiences for Undergraduates aeg_012.jpg

Rachel Towner in Lookout meadow

Pollination Biology Research Experiences for Undergraduates aeg_016.jpg

Ryan Cook, Gareth Jones (L to R). Ryan is carrying a styrofoam cooler in which he sampled and chilled bumblebees in order to safely release them after weighing.

Pollination Biology Research Experiences for Undergraduates aeg_015.jpg

Ryan Cook, labeling vials containing bumblebee samples

Pollination Biology Research Experiences for Undergraduates aeg_014.jpg

sampling vials for pollinator samples

Pollination Biology Research Experiences for Undergraduates aeg_013.jpg

pollinator sample

Pollination Biology Research Experiences for Undergraduates aeg_011.jpg

Rachel Towner in Lookout meadow

Bombus sp on Cirsium callilepis aee_082.jpg Biological Diversity

Carpenter Basin Meadow, plot unknown (CPB?)

Colletes sp on Anaphalis margaritacea aee_124.jpg Biological Diversity

Carpenter complex roadside

Bombus sp on Cirsium callilepis aee_015.jpg Biological Diversity

Carpenter Basin Meadow, plot unknown (CPB?)

Bombus californicus on Cirsium callilepis aee_126.jpg Biological Diversity

Carpenter Basin Meadow, plot unknown (CBM?)

Bombus mixtus on Cirsium callilepis aee_127.jpg Biological Diversity

Carpenter Basin Meadow, plot unknown (CBM?)

Megachilidae sp. on Erigeron foliosus aee_118.jpg Biological Diversity

Frissell complex roadside

Megachilidae sp. on Erigeron foliosus aee_114.jpg Biological Diversity

Frissell complex roadside

Megachilidae sp. on Erigeron foliosus aee_119.jpg Biological Diversity

Frissell complex roadside

Megachilidae sp. on Erigeron foliosus aee_123.jpg Biological Diversity

Frissell complex roadside

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_044.jpg

field crew

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_043.jpg

Dave Shaw (left) and Rob Pabst (right)

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_042.jpg

recording data in the field

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_041.jpg

Amanda Brackett, field crew leader, measuring DBH of a large western red cedar

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_040.jpg

a tagged tree in a sample plot

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_039.jpg

Mack Creek

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_038.jpg

Mack Creek

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_037.jpg

measuring DBH (diameter breast height)

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_036.jpg

Rob Pabst measuring DBH

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_035.jpg

Dave Bell (left) and Rob Pabst (right) record data on tree mortality

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_034.jpg

signs of Armillaria root rot in a dead tree in the sample plot

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_033.jpg

signs of Armillaria root rot in a dead tree in the sample plot

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_032.jpg

signs of Armillaria root rot in a dead tree in the sample plot

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_046.jpg

a tagged tree in a sample plot

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_047.jpg

field crew members Amanda Brackett and Jessie Hild measuring DBH (diameter breast height)

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_112.jpg

Dave Bell (left), Rob Pabst (right), and Amanda Brackett, record data on tree mortality

Pacific Northwest Permanent Sample Plot Program, Field work 2018 aed_061.jpg

details of a 1979 map of the study sit, with stems diagrammed and mapped by hand

unknown bee species on Cirsium callilepis aee_109.jpg Biological Diversity

Carpenter complex roadside

unknown bee species on Cirsium callilepis aee_106.jpg Biological Diversity

Carpenter complex roadside

unknown bee species on Erigeron sp. aee_105.jpg Biological Diversity

Carpenter complex roadside

2018 veg PSP crew: David Shaw, PI, OSU; David Bell, Research Forester, Pacific Northwest Research Station; Bryan Sipe, crew member, OSU; Rob Pabst, project coordinator, OSU; Amanda Brackett, crew leader, OSU; Jessie Hild, crew member, OSU aed_057.jpg

2018 veg PSP crew: David Shaw, PI, OSU; David Bell, Research Forester, Pacific Northwest Research Station; Bryan Sipe, crew member, OSU; Rob Pabst, project coordinator, OSU; Amanda Brackett, crew leader, OSU; Jessie Hild, crew member, OSU

2018 field crew of the Pacific Northwest PSP: David Shaw, PI, OSU; Bryan Sipe, crew member, OSU; Rob Pabst, project coordinator, OSU; David Bell, Research Forester, PNW Research Station; Jessie Hild, crew member, OSU; Amanda Brackett, crew leader, OSU aed_122.jpg

2018 field crew of the Pacific Northwest PSP: David Shaw, PI, OSU; Bryan Sipe, crew member, OSU; Rob Pabst, project coordinator, OSU; David Bell, Research Forester, PNW Research Station; Jessie Hild, crew member, OSU; Amanda Brackett, crew leader, OSU