South Dakota Trip (Aberdeen) - Spring 2025

South Dakota
yellow toadflax
Trip to South Dakota to build exclosures, set up Rhinusa pilosa monitoring grids, and release Mecinus janthinus at Sand Lake NWR and Schaunaman Ranch.
Published

May 14, 2025

Weather

🔥 Low 90s, 25 mph winds. Hot, dry, and windy. Wind kept the mosquitos away!

Eric, Aden, and I left Bozeman at 6 AM on Monday, May 12 - driving through Eastern Montana to Aberdeen, SD. On Tuesday morning, we left Aberdeen and headed North to the Sand Lake National Wildlife Refuge.

Sand Lake

Rhinusa pilosa Monitoring Grids

Exclosure grid location

Control grid location

Site activities:

  • Setup exclosure and control grid
  • Build exclosure
  • Retrieve weather data from data loggers
  • Setup trail cameras to monitor herbivory

Sand lake exclosure

Sand lake exclosure

Setting up control grid data loggers

Setting up control grid data loggers

Exclosure trail camera

Exclosure trail camera

Sand Lake Control Grid

Sand Lake Control Grid

Mecinus janthinus Cage & Release

After completing the exclosure and control grids, we drove down to another section of the Sand Lake NWR to set up a Mecinus janthinus release cage and release M. janthinus biocontrol agents.

Cage release location

Open release location

Site activities:

  • Build release cage ontop of existing monitoring transect
  • Release M. janthinus biocontrol agents in cage and in open release transect
  • Retrieve weather data from data loggers

Sand Lake biocontrol release site

Sand Lake biocontrol release site

Sand Lake cage setup

Sand Lake cage setup

Sand Lake M. janthinus release

Sand Lake M. janthinus release

Schaunaman Ranch

After completing work at Sand Lake, we headed back to Aberdeen to visit our other site - the Schaunaman Ranch just outside of town. Thank you to Kirk and Craig Schaunaman for allowing us to access their land and set up our experiments.

Rhinusa pilosa Monitoring Grids

Exclosure grid location

Control grid location

Site activities:

  • Build exclosure around existing monitoring grid
  • Retrieve weather data from data loggers
  • Setup trail cameras at both the exclosure and control grid

Building the exclosure

Building the exclosure

Fully setup exclosure

Fully setup exclosure

M. janthinus Cage & Release

Schaunaman Ranch Release cage

Schaunaman Ranch Release cage

Releasing Mecinus janthinus in the cage

Releasing Mecinus janthinus in the cage

Up Next: Spring 2025 South Dakota Trip (Spearfish) →