The Portland Sea Dogs beat the Richmond Flying Squirrels 10 to 7 at Hadlock Field on Sunday. It was Portland's 1,000th win at Hadlock Field in franchise history.The Sea Dogs' first season was in 1994, when they were affiliated with the Florida Marlins. They have been a Boston Red Sox affiliate since 2003.The first Sea Dogs game at Hadlock Field was on April 18, 1994, when they lost 7–6 to the Albany-Colonie Yankees. They won their first title on Sept. 17, 2006, defeating the Akron Aeros, 8–5 in the deciding game. It was the first Double-A championship for a Red Sox farm team since 1983.Several Red Sox players made rehab appearances for the Sea Dogs in Sunday's milestone win. Outfielder Rob Refsnyder hit two home runs and drove in three, pitcher Brayan Bello got the start and allowed one run on two hits with six strikeouts over 3.2 innings. Kiké Hernandez went 0-for-3 at the plate and Tyler Danish pitched 1.2 scoreless innings.The Sea Dogs are off on Monday before opening a series in Reading against the Fightin' Phils on Tuesday.