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Change of Behavior
Glossaries: K9 SAR Glossary

Change of Behavior (COB): A characteristic pattern of behaviors, as interpreted by the handler, that occurs when the dog detects a trained odor.  

Author: Scientific Working Group on Dog and Orthogonal detector Guidelines (SWGDOG)

VSRDA Glossary

  • Fanning Plumes
    Fanning Plumes: When air hodls at the same elevation, without rising or falling. Occurs at night, and in valleys. Visualize the air like a thermocline.
  • Fumigating
    Fumigating: When scent from the source disperses evenly, and saturates the area. For example: a closed room.