Sit, Stay, Jump! Dock Diving Is Making a Splash With Dogs in NJ

Tinton Falls trainer Heather Freeman’s most accomplished dog was her own. A pit bull, German shepherd, bichone frise rescue, Nathan Jr. was named after the kidnapped infant in the 1987 cult-classic crime comedy Raising Arizona, so he arrived with pop culture—and energy.

“He was a crazy puppy,” she says. “I didn’t know what to do with him.”

Then living in Georgia,…