Dr. Martinez speaks about the Border Fence on St. Louis CBS Radio.
sUAS (drone) work: Dr. Martinez and students in Geog/Ensc 573-GIS Modeling of the Natural Environment map out landslide (behind group) on the SIUE campus.
Stream Table work: Students at SIUE conduct experiments for Geomorphology and River Landscapes courses.
A dam overseen by the Army Corps of Engineers
Tijuana River Estuary, San Diego, CA: I am currently working on project examining changes in sediment deposition along the Tijuana River Estuary.
A view of the estuary from Border Field State Park
Getting stuck in the mud was pretty common.
An exhausted field crew.
The border fence in this area extends into the Pacific Ocean.
ESRI User Conference, Balboa Park, San Diego, CA.
ESRI User Conference
Meramac River, Missouri: My graduate student Katie Siech conducted a study examining the impact of land use on macro-invertebrate biodiversity.
Provo River, Utah: A colleague at Utah Valley University and I conducted a study examining the impact of the recent (1992) Jordanelle Dam on the vegetation dynamics and sediment transport of the Provo River.
Ayomipo Adeyemo checking GPS coordinates along the Provo River, Utah.
Cindy and Suzanne surveying across the Provo River, Utah.
Channel bar along the Provo River
Large sediment sizes and mid channel bar along the Provo River.
The last day work crew: Suzanne, Cindy, Didi, Jeremy, and Ayo.
Jordanelle Dam, the dam we were investigating the effects of.
Channel island, Provo River, Utah.
Jeremy, Cindy, and Suzanne on the last day of field work.
Jeremy and Suzanne get the drone going. We were capturing aerial photographs at each cross section.
Paula and Suzanne take velocity measurements across the stream.
My view as I wrote down measurements
Jeremy making his way across the stream.
Suzanne and Cindy conducting gravel counts to determine stream sediment size.
Surveying across the stream.
Provo River, Utah.
Provo River, Utah.
Jordanelle Reservoir. We were investigating the effects of Jordanelle Dam on the Provo River.
Sprague River, Oregon: My dissertation work involved examining the influence of native and invasive vegetation on water velocity and sediment deposition on the Sprague River.
Channel bend in the fall, Sprague River, Oregon.
The raft crew: Didi, Amanda, Pat, and Patrick.
The crew takes a break.
Amanda getting ready to jot down notes.
Acoustic Doppler Velocimeter measurements across the Sprague River, Oregon. Equipment courtesy of Klamath Tribes.
Mike getting the ADV ready.
Channel bend in the spring.
Lacie and Sarah make their way through the invasive grass.
Jenn poses for the camera with the coverboard to document frontal vegetation cover.
Jenn slogs her way through the marshes, Sprague River, Oregon.
Channel bank, Sprague River, Oregon.
Unknown macrophyte, Sprague River, Oregon.
Sprague River, Oregon.
Middle Fork John Day River, Oregon: I helped conduct field work on the influence of restoration in improving salmon habitat on the Middle Fork John Day River.
The camp set up, Oxbow Ranch, Middle Fork John Day River.
Solstice sunset above the basin.
Middle Fork John Day River with engineered woody debris in forefont. Adding woody debris was part of the restoration goals.
Sunset view above the basin.
The work crew: Pat, Didi, and Polly.
Middle Fork John Day.
Beaver evidence, Middle Fork John Day River, Oregon.
Wood ready to be placed as woody debris for stream restoration.