Birch: February 27. Elevation below normal, water 40s and clear to murky. For current elevation conditions go to the U.S. Army Corps of Engineers website at https://www.swt-wc. usace.army.mil/BIRC.lakepage.html. Crappie good on jigs and minnows around brush structure. Report submitted by Jeremey Bersche, game warden stationed in Osage County.