From April 28–30, the Marlins were supposed to play against the
New York Mets in the
Puerto Rico Series in
San Juan. But due to the pandemic, the series was cancelled.
Game log Season standings Record vs. opponents Season summary COVID-19 outbreak On opening day, July 24, 2020, Marlins
catcher Jorge Alfaro was placed on the injured list after testing positive for COVID-19.
First baseman Garrett Cooper and outfielder
Harold Ramírez also tested positive for COVID-19 shortly thereafter. Two days later, prior to the final game of the opening series against the
Philadelphia Phillies, scheduled starting
pitcher,
José Ureña, tested positive for COVID-19 and was scratched from his start. Following the game against the Phillies, the Marlins delayed their flight back to
Miami due to concerns of an outbreak. On July 27, the team's home opener against the
Baltimore Orioles was postponed amid reports that eight new players had tested positive for COVID-19. Reports stated that 11 Marlins players and two coaches had tested positive. MLB also postponed the Phillies' next game against the
New York Yankees as the Yankees would be using the same clubhouse as the Marlins. The Marlins remained in Philadelphia pending further testing. The game scheduled for July 28 was also postponed. On the same day, the MLB announced that the Marlins and Phillies seasons would be put on hold. MLB officially postponed all games for the Marlins through August 2. On July 30, an 18th player tested positive for COVID-19. The players and coaches who have tested positive are being transported back to Miami while the rest of the team will remain in Philadelphia. It was still uncertain whether the team would return to play on August 4. The Marlins placed a total of 17 players on the injured list and had an eighth player,
Isan Díaz opt out of the remainder of the season. The game against the Orioles was delayed 40 minutes as MLB waited for final test results to be received.
Achievements On August 7, manager
Don Mattingly won his 282nd game as manager of the Marlins, becoming the winningest manager in Marlins' franchise history. ==Postseason==