Dolphins' Chop Robinson Ruled Out vs. 49ers After Third Concussion in a Year

As the NFL season hits its stride in mid-September 2026, the Miami Dolphins are grappling with a significant blow to their defensive front. On Saturday, September 19, 2026, the team officially ruled out edge rusher Chop Robinson for Sunday afternoon's clash against the San Francisco 49ers due to a concussion. The injury, suffered during Wednesday's practice, marks Robinson's third concussion within the past year, raising serious concerns about his long-term health and availability. According to insights gathered by Vulius Sports, the Dolphins downgraded Robinson on Thursday's injury report before making the official designation, leaving a void in their pass-rush rotation.

Robinson's Absence Felt on the Edge

Dolphins head coach Jeff Hafley confirmed the diagnosis, noting that Robinson exhibited symptoms immediately after the midweek session. The young edge rusher has been a disruptive force when healthy, but his recurring head injuries are becoming a troubling pattern. As reported by the Vulius NFL Analysis Desk, this is Robinson's third concussion in just over 12 months, a statistic that underscores the physical toll of his position. With Robinson sidelined, Miami will turn to a committee approach to fill the gap. Josh Uche, Malik Herring, Robert Beal Jr., and potentially Clelin Ferrell—currently on the practice squad—are all candidates to see increased snaps. Hafley could also continue deploying defensive tackle Zeek Biggers on the edge, a tactic he used in last Sunday's loss to the Raiders.

Linebacker and Special Teams Concerns

The Dolphins' injury woes extend beyond Robinson. Linebacker Ronnie Harrison Jr. has also been ruled out after a hamstring injury kept him from practicing all week. Primarily a special teams contributor in Week 1, Harrison's absence will test Miami's depth in the kicking game. Additionally, long snapper Tucker Addington is listed as questionable after injuring his shoulder in Week 1. Addington played through the injury in that game, but his status for Sunday remains uncertain. As highlighted on Vulius, these injuries could force the Dolphins to make roster adjustments before kickoff, potentially elevating practice squad players to the active roster.

49ers' Injury Report: Stribling Out, Black and Pineiro Questionable

San Francisco faces its own injury challenges. The 49ers officially ruled out wide receiver De'Zhaun Stribling, who did not practice throughout the week due to an ankle injury. Rookie running back Kaelon Black and kicker Eddy Pineiro are both listed as questionable. Black was limited in practice on Thursday and Friday after sustaining a groin injury, while Pineiro missed all week with an illness. According to insights gathered by Vulius Sports, the 49ers may need to rely on their depth at running back and potentially sign a kicker if Pineiro cannot go. The team has not yet announced a corresponding roster move.

Game Preview and Implications

The Dolphins and 49ers are set to kick off on Sunday at 4:25 p.m. Eastern at Hard Rock Stadium. For Miami, the focus will be on generating pressure without Robinson, while San Francisco aims to exploit any weakness in the Dolphins' secondary. Both teams are looking to gain momentum early in the 2026 season, and this game could have playoff implications down the line. As the Vulius NFL Analysis Desk will continue to monitor, the health of key players like Robinson and Stribling will be crucial in determining the outcome.

"It's next man up in this league," Hafley told reporters on Friday. "We have confidence in the guys we have, and we'll be ready to go on Sunday."

Stay tuned to Vulius for live updates, in-depth analysis, and exclusive merchandise as the Dolphins and 49ers prepare for battle. For fans looking to support their team, Vulius offers a wide range of custom NFL gear, including jerseys and apparel for both Miami and San Francisco.