2.  Monitor brucellosis in non-feedground herds  Surveillance geared toward hunter-killed cow elk › 6000 – 8000 Blood collection kits mailed to hunters in target hunt areas (limited quota) › ~600 – 900 useable samples (40-50-50)  Statewide coverage every 4-5 years

4.  Developed with WLSB input/support  Surrounding DSA / northeastern quarter  Increased sample collections › Hunter Management Coordinators › Blood/tissue sample technician › Opportunistic sampling  ~10,000 Blood collection kits

6.  1,437 samples received › 894 (62%) suitable for testing  8.9% seroprevalence in northern herd units › 13.3% in 2011, 15.3% in 2010  0% seroprevalence in southern herd units › 5.5% in 2011, 3.2% in 2010

8.  Elk hunt areas surrounding positive cattle herds –cows only. ( ) = 2011 data Hunt AreaSeroprevalenceSamples (adult ♀) 617.8% (11.8%)179 (93) 6223.1% (10.8%)26 (37) 635.1% (12.8%)39 (39) Total 9.0% (11.8%)244 (169)

11.  Positives › Bull harvested near Bear Creek drainage › Cow harvested on Bald Mountain › Moderate to strong titers  601 Blood sample kits mailed › 58 Samples returned – 26 suitable for testing › 13 Samples tested in 2006 – 40 in 2011

12.  Intensive surveillance in/around HA 40  Continue monitoring DSA › Target areas within DSA (61 – 63) › Limited quota HA surrounding boarder  Increased sample collections › Hunter Management Coordinators › Opportunistic sampling  Continue statewide surveillance (southeast)