The First "Pure Russian" wild boars were brought into the US by Austin Corbin. They were released into a 20,000 acre enclosure in Sullivan County New Hampshire in 1890. STATES WITH FERAL HOGS: 39, plus 4 Canadian provinces.
NATIONAL POPULATION is estimated at around 4,000,000.
ESTIMATED ANNUAL AGG DAMAGE from feral swine $52 MILLION!
LANDOWNER ANNUAL EXPENSE to control feral swine $7 MILLION
NATURAL LIFE EXPECTANCY OF A FERAL SWINE IS 6 to 8 years.
AVERAGE SIZE of feral swine is 100 to 150 pounds but depending on the region can obtain sizes in excess of 600 lbs.
REPRODUCTION OF FERAL SWINE; Once a sow reaches breeding age at 7 or 8 months of age they can be responsible for 1,000 plus feral swine in a 5 year period. UUMMM with a current population at 2 MILLION ( if 1/4 are breeding sow!)?
If you have hog farmers in New Hampshire, then you have feral hogs.