12:33 PM - Mathew Barzal (NYI) (upper body) was placed on long-term injured reserve Saturday, per Andrew Gross of Newsday, and is expected to miss 4-6 weeks.

12:03 PM - Mathew Barzal (NYI) (upper body) was placed on injured reserve Saturday, according to the NHL media site.

11:40 AM - Mathew Barzal (NYI) Islanders announced Friday that Barzal is dealing with an upper-body injury and has returned to Long Island to be evaluated by team doctors.

1:35 PM - Mathew Barzal (NYI) scored a power-play goal on five shots and added two hits in Tuesday's 3-1 loss to the Ducks.

9:57 AM - Mathew Barzal (NYI) scored an empty-net goal in Monday's 6-2 win over the Avalanche.

12:47 PM - Mathew Barzal (NYI) banked a power-play assist in Thursday's 5-4 loss versus Utah.

10:56 AM - Mathew Barzal (NYI) notched one goal (on four shots) and added four assists in Friday's 5-2 preseason win over the Rangers.

12:47 PM - Mathew Barzal (NYI) notched a pair of assists in a 6-3 Game 5 loss to the Hurricanes on Wednesday.

9:13 AM - Mathew Barzal (NYI) scored two goals including the game-winner Saturday in a 3-2 double-overtime victory over the Hurricanes in Game 4.

10:47 AM - Mathew Barzal (NYI) (rest) was at practice Friday, according to Andrew Gross of Newsday.

11:52 AM - Mathew Barzal (NYI) will be a healthy scratch against the Penguins on Wednesday, per Andrew Gross of Newsday.

10:38 AM - Mathew Barzal (NYI) notched two assists in Thursday's 4-2 win over the Blue Jackets.

10:47 AM - Mathew Barzal (NYI) scored a goal and added an assist in Tuesday's 5-4 overtime win over the Penguins.

9:49 AM - Mathew Barzal (NYI) scored a goal and added an assist, both on the power play, in Thursday's 4-3 loss to the Canadiens.

12:59 PM - Mathew Barzal (NYI) registered a pair of assists in Sunday's 3-2 win over Dallas.

10:31 AM - Mathew Barzal (NYI) notched a pair of assists in Thursday's 5-1 victory over the Coyotes.

8:40 AM - Mathew Barzal (NYI) notched two assists, one on the power play, in Friday's 5-4 shootout loss to the Bruins.

11:07 AM - Mathew Barzal (NYI) scored a goal on four shots in Wednesday's 4-3 victory over the Ducks.

9:25 AM - Mathew Barzal (NYI) scored two goals on five shots and registered two assists against the Blue Jackets on Thursday.

2:18 PM - Mathew Barzal (NYI) Stefen Rosner of The Hockey News, Barzal (illness) will return to the lineup Tuesday versus San Jose.

5:34 PM - Mathew Barzal (NYI) will miss Saturday's game against Florida because of an illness.

9:58 AM - Mathew Barzal (NYI) scored a goal and added two assists, one on the power play, in Tuesday's 5-4 loss to the Devils.

8:47 AM - Mathew Barzal (NYI) registered an assist to complement six shots on goal in Friday's 5-4 overtime loss to the Devils.

12:13 PM - Mathew Barzal (NYI) (lower body) is expected to play in the Islanders' playoff opener Monday versus Carolina, Denis Gorman of NHL.com reports.

10:42 AM - Mathew Barzal (NYI) (lower body) is at practice Friday, according to Stefen Rosner of The Hockey News.

2:29 PM - Mathew Barzal (NYI) (lower body) isn't expected to play Wednesday versus Montreal.

1:04 PM - Mathew Barzal (NYI) (lower body) will start skating this weekend according to GM Lou Lamoriello.

12:02 PM - Mathew Barzal (NYI) (lower body) has yet to start skating, Andrew Gross of Newsday reports.

11:22 AM - Mathew Barzal (NYI) Lane Lambert said Saturday that there is still no timetable for Barzal (lower body) to start skating, Andrew Gross of Newsday reports.

6:31 PM - Mathew Barzal (NYI) (lower body) is still considered week-to-week, Andrew Gross of Newsday reports.

11:35 AM - Mathew Barzal (NYI) will be out indefinitely after suffering a lower-body injury against Boston on Saturday.

9:01 AM - Mathew Barzal (NYI) picked up two assists in Friday's 5-4 win over the Penguins.

2:47 AM - Mathew Barzal (NYI) scored the game-winning goal in Monday's 2-1 win over the Flyers.

11:54 PM - Mathew Barzal (NYI) found the back of the net in Monday's 2-1 win over the Flyers.

3:19 PM - Mathew Barzal (NYI) scored the game-winning goal in a 2-1 overtime win Saturday over the Golden Knights.

2:06 PM - Mathew Barzal (NYI) hasn't registered a point since missing a game on Jan. 6 with a lower-body injury.

12:33 PM - Mathew Barzal (NYI) (lower body) is expected to be available to play Tuesday versus Dallas, Stefen Rosner of NYI Hockey Now reports.

9:12 PM - Mathew Barzal (NYI) (lower body) will not suit up Friday against Calgary, Andrew Gross of Newsday reports.

10:43 PM - Mathew Barzal (NYI) scored two goals on five shots in Tuesday's 5-1 victory over the Penguins.

10:35 PM - Mathew Barzal (NYI) logged a goal and an assist in Thursday's 5-2 loss to the Rangers.

10:27 PM - Mathew Barzal (NYI) hasn't lit the lamp in his last five games and has only one goal in his last 11 contests.

11:25 PM - Mathew Barzal (NYI) scored a power-play goal on nine shots and went minus-2 in Friday's 4-1 loss to the Predators.

3:32 AM - Mathew Barzal (NYI) was credited with two assists during Friday's 3-2 victory over the host Blue Jackets.

8:11 PM - Mathew Barzal (NYI) registered two assists in Monday's 4-2 victory over Ottawa.

10:21 PM - Mathew Barzal (NYI) produced three assists, five shots on goal and a plus-2 rating in Monday's 4-3 overtime win over the Flames.

3:03 AM - Mathew Barzal (NYI) earned an assist during the Islanders' 4-1 loss to the Devils on Thursday.

12:39 PM - Mathew Barzal (NYI) inked an eight-year, $73.2 million contract extension with the Islanders on Tuesday.

12:43 PM - Mathew Barzal (NYI) wants to sign a long-term contract before the start of the season according to Kevin Kurz of The Athletic.

7:17 PM - Mathew Barzal (NYI) finished the season by scoring only once in the last 15 games for the Islanders.

2:53 PM - Mathew Barzal (NYI) only has 15 goals and 40 assists along with a rating of minus-15 in 71 games for the Islanders this season.

11:29 PM - Mathew Barzal (NYI) recorded an assist, three shots on goal, two hits and two PIM in Friday's 3-0 win over the Canadiens.

11:01 AM - Mathew Barzal (NYI) scored a goal and an assist in Friday's 3-0 win over the Rangers.

10:35 PM - Mathew Barzal (NYI) notched a goal and an assist in Thursday's 5-2 win over the Blue Jackets.

11:02 PM - Mathew Barzal (NYI) produced two assists -- one on the power play -- in Thursday's 5-2 win over the Red Wings.

10:32 PM - Mathew Barzal (NYI) took a cut to his leg late in Tuesday's game versus the Senators, but head coach Barry Trotz expects the center to be fine, Andrew Gross of Newsday reports.

11:15 PM - Mathew Barzal (NYI) added an assist in a 4-3 win over the Ducks on Sunday.

7:04 PM - Mathew Barzal (NYI) (lower body) is in Friday's lineup against Winnipeg, Kevin Kurz of The Athletic reports.

5:13 PM - Mathew Barzal (NYI) (lower body) was ruled a game-time decision for Friday's tilt versus Winnipeg, per Andrew Gross of Newsday.

3:49 PM - Mathew Barzal (NYI) (lower body) will not play Thursday against Columbus, per Andrew Gross of Newsday.

1:11 PM - Mathew Barzal (NYI) (lower body) will not play in Monday's game against Colorado, per Kevin Kurz of The Athletic.

12:06 PM - Mathew Barzal (NYI) (lower body) will not participate in Saturday's game against St. Louis, Brian Compton of NHL.com reports.

11:49 AM - Mathew Barzal (NYI) (lower body) was ruled a game-time call for Saturday's tilt against St. Louis, Kevin Kurz of The Athletic reports.

4:39 PM - Mathew Barzal (NYI) (lower body) is not expected to play Thursday for the Islanders when they take on the Canucks, Andrew Gross of Newsday reports.

2:30 PM - Mathew Barzal (NYI) (lower body) will not participate in Tuesday's game against Colorado, Andrew Gross of Newsday reports.

5:56 PM - Mathew Barzal (NYI) (lower body) will not play Sunday against the Ducks.

3:04 AM - Mathew Barzal (NYI) notched two assists, four shots on goal and a plus-2 rating in Thursday's 4-3 shootout loss to the Sharks.

11:58 PM - Mathew Barzal (NYI) produced a goal and an assist in a 4-1 win over the Bruins on Thursday.

7:08 PM - Mathew Barzal (NYI) and the Islanders won't play Seattle on Saturday due to inclement weather. The game was rescheduled for Feb. 2

11:27 PM - Mathew Barzal (NYI) could center new wings when the Islanders take on the Flyers on Tuesday, Neil Best of Newsday reports.

10:58 PM - Mathew Barzal (NYI) netted a goal in a 3-2 win over the Devils on Thursday.

11:22 PM - Mathew Barzal (NYI) had a goal and two assists -- one on the power play -- as well as eight shots in Thursday's 4-1 win over the Sabres.

7:04 PM - Mathew Barzal (NYI) and the Islanders will not play the Red Wings on Wednesday due to COVID-19 postponements.

5:29 PM - Mathew Barzal (NYI) has been activated from the COVID-19 list, Andrew Gross of Newsday reports.

6:40 PM - Mathew Barzal (NYI) and the Islanders will not face Buffalo on Monday due to COVID-19 postponements.

9:22 PM - Mathew Barzal (NYI) (COVID-19 protocols) and the Islanders won't play the Capitals on Thursday due to a COVID-19 related postponement, Elliotte Friedman of Sportsnet reports.

1:18 PM - Mathew Barzal (NYI) Barzal has entered the NHL's COVID-19 protocol and will not play tonight against the Red Wings.

10:02 AM - Mathew Barzal (NYI) extended his point streak to six games with two assists in Saturday's 4-2 win over the Devils.

10:54 PM - Mathew Barzal (NYI) recorded two assists, including one on the power play, in Sunday's 3-2 shootout loss to the Blackhawks.

11:28 PM - Mathew Barzal (NYI) recorded two power-play assists and three shots on goal in Saturday's 4-3 overtime loss to the Red Wings.

2:56 PM - Mathew Barzal (NYI) Islanders' game Sunday against the Rangers has been postponed due to COVID-19 concerns.

9:32 PM - Mathew Barzal (NYI) stated Friday that he would play in the Olympics should Team Canada ask him, Andrew Gross of Newsday reports.

11:10 PM - Mathew Barzal (NYI) scored a goal on two shots and added four hits in Monday's 4-1 loss to the Lightning.

5:52 PM - Mathew Barzal (NYI) will play in his 300th career game as the Islanders take on the Devils on Thursday, Andrew Gross of Newsday reports.

11:19 PM - Mathew Barzal (NYI) produced two assists and three shots on goal in Sunday's 5-2 loss to the Wild.

11:49 PM - Mathew Barzal (NYI) scored a goal and led all players with nine shots in Thursday's 3-2 overtime loss to Columbus.

11:32 PM - Mathew Barzal (NYI) scored a goal on three shots and had two PIM in Thursday's 6-3 loss to Carolina. He also went 10-for-16 in the faceoff circle.

11:35 PM - Mathew Barzal (NYI) collected two assists and had two shots Wednesday in a 3-2 overtime win over Tampa Bay in Game 6.

11:13 PM - Mathew Barzal (NYI) scored a goal on his lone shot in Saturday's 3-2 win over Tampa Bay in Game 4.

10:56 PM - Mathew Barzal (NYI) scored a goal on three shots in Tuesday's 4-2 loss to the Lightning in Game 2.

6:04 PM - Mathew Barzal (NYI) scored a goal on three shots in Sunday's 2-1 win over Tampa Bay in Game 1.

10:18 PM - Mathew Barzal (NYI) scored a power-play goal and assisted on another in Monday's 5-4 victory over the Bruins in Game 5. He also had three shots and one hit.

10:22 PM - Mathew Barzal (NYI) scored a goal on three shots, dished an assist, went plus-2 and added two PIM in Saturday's 4-1 win over the Bruins in Game 4.

11:21 PM - Mathew Barzal (NYI) scored a goal on four shots and added a pair of blocks Thursday in a 2-1 overtime loss to Boston in Game 3.

11:26 PM - Mathew Barzal (NYI) notched a power-play assist, four shots on goal and two blocked shots in Monday's 4-3 overtime win over the Bruins in Game 2.

11:09 PM - Mathew Barzal (NYI) collected two assists and five shots in a 5-4 loss to Pittsburgh in Game 3 on Thursday.

11:23 PM - Mathew Barzal (NYI) scored an even-strength goal and added a power-play assist in Monday's 3-2 overtime loss to the Bruins.

11:04 PM - Mathew Barzal (NYI) scored a goal and added an assist in a 5-1 win over New Jersey on Saturday.

3:07 PM - Mathew Barzal (NYI) (not injury related) will rejoin the Islanders' lineup for Thursday's game versus the Devils, NHL.com reports.

6:51 PM - Mathew Barzal (NYI) (undisclosed) is not on the ice for pregame warmups and appears set to miss Tuesday's game at Buffalo, Shannon Hogan of MSG Networks reports.

10:16 PM - Mathew Barzal (NYI) recorded two assists in Sunday's 3-2 overtime win over the Rangers.