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HJA Day 2018

HJA Day is the annual field day at the HJ Andrews Experimental Forest and Long-Term Ecological Research site.  HJA Day 2018 happened on June 28, 2018.  The event highlighted the 70th anniversary of the 1948 establishment of the HJ Andrews Experimental Forest.

Paul Anderson, USFS PNW, provides a history of the HJ Andrews Experimental Forest and this year's 70th anniversary of its establishment
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_001

Darren Cross, USFS WNF, gives an introduction to the Willamette National Forest and connections with Andrews Forest and management
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_002

Michael Paul Nelson, OSU, shares information on the Long-Term Ecological Research (LTER) program and the partnership with Oregon State University
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_003

Mark Schulze, OSU, shares safety information and underlines the value of modern-day hard hats
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_004

Suzanne Remillard introduces "Tools: Then and Now" which covers wireless technology, sampling hardware, and drones.
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_005

Don Henshaw shares information on how our tools have changed over time, from paper to digital
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_006

Don Henshaw shares information on how our tools have changed over time, and he displays a photo of himself working many years prior
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_007

Adam Kennedy talks about the wireless sensor network across the Andrews Forest and how it has evolved with changing technologies
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_008

Al Levno, retired USFS, stands next to a stream guage like the ones he monitored in streams at the Andrews Forest in the 1960s and 1970s
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_009

Al Levno, retired USFS (left), and Greg Downing, USFS (right), stand next to a precip sampling device. Greg collects samples at the Andrews Forest now; Al used to collect the same types of samples several decades ago.
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_010

Marie Tosa (OSU graduate student), shares information on mammals and birds
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_011

Marie Tosa (OSU graduate student) (left), and Brooke Penaluna (USFS PNW) (right), share information on "Fur and Fins": mammals and fish
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_012

An HJA Day attendee inspects a sculpin fish up close, during the "Fur and Fins" morning presentation station
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_013

HJA Day attendees look at mammal skulls during the "Fur and Fins" morning presentation station
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_014

HJA Day attendees look at mammal skeletons during the "Fur and Fins" morning presentation station
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_015

HJA Day attendees look at mammal skeletons during the "Fur and Fins" morning presentation station
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_016

HJA Day attendees look at mammal skeletons during the "Fur and Fins" morning presentation station
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_017

Marie Tosa (OSU graduate student), shares information on mammals and birds
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_018

Steve Wondzell (USFS PNW) talks about rainfall, runoff, and hydrology
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_019

Julia Jones (OSU) talks about long-term trends
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_020

Julia Jones (OSU) (left) and Steve Wondzell (USFS PNW) (right) hold up sticks showing the heights of highest, average, and lowest rainfall on record at the Andrews Forest
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_021

David Paul Bayles (left) shares his photography of the Andrews Forest with HJA Day attendees
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_022

Sam Schmieding (OSU) (left) shares his curated collection of documents about Horace J. Andrews, after whom the HJ Andrews Experimental Forest was named
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_023

HJA Day attendees look over historical documents about the HJ Andrews Experimental Forest
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_024

David Paul Bayles (right) shares his photography of the Andrews Forest with HJA Day attendees
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_025

Zheng Dong (OSU, far left) and David Bell (USFS PNW, left) discuss how climate change might affect forests in the Pacific Northwest
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_026

David Bell (USFS PNW) holds a tree corer, an instrument used to take cores from trees. Tree cores can show scientists growth patterns of a tree over time.
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_027

HJA Day attendees look at LIDAR images (top) and an older technology, landsat images (right)
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_028

David Bell (USFS PNW) talks about remote sensing and what scientists can learn about looking at changes over the long term
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_029

David Shaw (OSU, center) shows attendees a Western hemlock branch with dwarf mistletoe fruiting bodies
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_030

David Shaw (OSU, center) points out a Western hemlock tree infested with dwarf mistletoe.
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_031

Zheng Dong (OSU) shares information on modeling and the value of long-term data in trying to see ahead
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_032

Anniversary cake for the 70th anniversary of the establishment of the HJ Andrews Experimental Forest
Photographed by: Lina DiGregorio
Date: 6/28/18
Photo number: acz_033

Graduate student Sarah Kelly shares her work on the Discovery Trail at HJA Day 2018.
Photographed by: Mark Schulze
Date: 6/28/18
Photo number: acz_034