Tick Collection Data Map 2006-2012 | U.S. County-Level Surveillance #1848374 (License: Personal Use)

The map illustrates tick specimen collections aggregated at the county level across the United States from 2006 to 2012, using a four-tier color scale: light green (1-1), pink (1-5), brown (6-10), and black (11-400). Highest densities appear in the Northeast corridor (e.g., New York, Pennsylvania, Massachusetts), upper Midwest (Wisconsin, Minnesota), and scattered counties in California and Arizona. Counties with no data are shown in white.

Used in epidemiological reports, public health dashboards, or academic publications on vector-borne disease surveillance; supports user intent to understand geographic risk distribution of ticks over time for research, policy, or prevention planning.