A Review of African Swine Fever and the Potential for Introduction into the United States and the Possibility of Subsequent Establishment in Feral Swine and Native Ticks

Figures

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  Figure 1. Distribution of pig production within the United States, 2012. (Figure courtesy by United States Department of Agriculture, National Agricultural Statistics Service (2015), used with permission.)

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  Figure 2. A pie chart depicting the continent of origin for the products confiscated by US Customs and Border Protection between 2012 and 2016 (n = 68,594).

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  Figure 3. Types of suids from which products were confiscated by the US Fish and Wildlife Services between 2006 and 2016 (n = 133).

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  Figure 4. Number of wild suid specimens seized by the US Fish and Wildlife Service between 2006 and 2016 based on continent of origin (n = 133).

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  Figure 5. Counties highlighted in blue within each state of the United States where feral swine have been found. (Figure courtesy by APHIS National Feral Swine Damage Management Program.)

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  Figure 6. Geographical distribution of feral swine in Mexico (2012): red = high density (>2,000 pigs/county), orange = moderate density (500–2,000 pigs/county), and yellow = low density (<500 pigs/county). (Figure courtesy by APHIS National Feral Swine Damage Management Program.)