Knifepoint Robber Strikes 17th Long Island Business

A serial knifepoint robber is believed to have struck again Sunday morning, this time hitting a convenience store in Lake Ronkonkoma, Suffolk Police said.

The latest robbery occurred at The Barn, located at 370 Hawkins Ave. at 11:53 a.m. The robber was wearing a hood with his face covered. He stole money and then fled.

"Detectives believe the robbery is part of the previously established robbery pattern," Assistant Police Commissioner Justin Meyers said.

Suffolk County Police Major Case Unit detectives are investigating.

The serial robber has now struck 10 businesses in Nassau County and seven in Suffolk since Feb. 15. The last three have been in Suffolk. No one has been injured in any of the robberies.

The Nassau and Suffolk police departments are each offering a $5,000 reward for information that leads to the man's arrest.

In addition to Sunday's robbery, he is wanted in connection with the following robberies:

• Wednesday, Feb. 15: Attempted robbery at Dunkin' Donuts, located at 4007 Merrick Road in Seaford. Read more here.
• Wednesday, Feb. 15: Carvel, located at 319 Northwest Drive in South Farmingdale. Read more here.
• Monday, March 20: Subway, located at 1195 Sunrise Highway in Copaigue.
• Tuesday, March 21: Carvel, located at 4246 Hicksville Road in Bethpage. Read more here.
• Sunday, March 26: Carvel, located at 801 Carman Ave. in Westbury. Read more here.
• Tuesday, March 28: Subway, located at 347 Old Country Road in Carle Place. Read more here.
• Sunday, April 1: Carvel, located at 290 Ronkonkoma Avenue in Lake Ronkonkoma. Read more here.
• Tuesday, April 4: Subway, located at 1022 Old Country Road in Plainview. Read more here.
• Saturday, April 8: Subway, located at 890 Old Country Road in Westbury. Read more here.
• Tuesday, April 11: The Barn, located at 10 Belmont Ave. in West Babylon. Read more here.
• Tuesday, April 11: GameStop, located at 2212 Sunrise Highway in Merrick. Read more here.
• Tuesday, April 11: Carvel, located at 1551 Dutch Broadway in Valley Stream. Read more here.
• Saturday, April 15: Subway, located at 1341 Jerusalem Ave. in North Merrick. Read more here.
• Saturday, April 15: TCBY, located at 653 Sunrise Highway in Lynbrook. Read more here.
• Tuesday, April 18: Subway, located at 600 Portion Road in Lake Ronkonkoma. Read more here.
• Wednesday, April 19: Baskin-Robbins, located at 4597 Sunrise Highway in Bohemia. Read more here.

Previously released surveillance photos of the robber:

Photo: Google Maps