Third Child Dies After Biscayne Bay Sailboat and Barge Collision, Coast Guard Confirms Ongoing Investigation.

A 10-year-old girl who was critically injured in a sailboat collision in Biscayne Bay has died, the U.S. Coast Guard confirmed, bringing the total number of fatalities linked to the tragic incident to three as investigators continue to examine how the crash occurred during a youth sailing activity in Miami Beach.

Authorities stated that the child pᴀssed away while surrounded by her immediate family after several days of intensive medical care following the accident, which took place earlier in the week near Hibiscus Island during a sailing program involving children and instructors.

The incident involved a sailboat carrying six people, including five children and one adult, which was struck by a barge while navigating busy waters in Biscayne Bay, causing the vessel to capsize and partially sink in the immediate aftermath of the collision.

Emergency services were alerted shortly after the crash, and multiple rescue units responded to the scene as bystanders and nearby vessels ᴀssisted in pulling victims from the water and attempting to stabilize those who had been injured.

Despite rapid emergency response and hospitalization efforts, three children have now died as a result of injuries sustained in the collision, according to official statements released by the U.S. Coast Guard and local authorities involved in the investigation.

The latest victim was identified by family members as 10-year-old Arielle Buchman, who was participating in a youth sailing lesson at the time of the accident and was later confirmed deceased by officials after medical treatment efforts were exhausted.

Authorities confirmed that she was the cousin of former Bal Harbour Mayor Gabriel Groisman, who publicly mourned her loss and shared a message of grief on behalf of his family, describing the emotional impact of the tragedy on loved ones.

In an official statement, Coast Guard Sector Miami leadership expressed condolences to all families affected and emphasized that the loss of multiple children has deeply affected not only the local community but also international families connected to the victims.

Investigators reported that the sailboat involved was part of a structured youth sailing program operated through the Miami Yacht Club, which regularly hosts training sessions for children learning basic and advanced sailing skills in Biscayne Bay.

According to preliminary findings, the vessel was engaged in a supervised sailing lesson when it was struck by a barge navigating through the same waterway, resulting in a sudden and severe impact that caused the sailboat to overturn.

Officials stated that five children and one adult were on board at the time of the collision, and that emergency response procedures were activated immediately after distress calls were made following the impact and sinking of the vessel.

The two other children who died in the incident were identified as 7-year-old Mila Yankelevich and 13-year-old Erin Ko, both of whom were also participating in the same sailing program and were pronounced deceased after rescue and hospital efforts.

Medical examiners later confirmed that the causes of death for the earlier victims were consistent with accidental drowning, following post-incident examinations conducted as part of the official investigation process.

Another child, a 7-year-old girl who was also aboard the sailboat, survived the incident and was transported to a hospital in critical condition before later being discharged and allowed to continue recovery at home with family members.

The U.S. Coast Guard confirmed that toxicology testing conducted on operators of the tugboat, barge, and sailboat involved in the collision returned negative results, ruling out alcohol or drugs as contributing factors in the crash.

Investigators are now focusing on reconstructing the exact sequence of navigation events leading up to the collision, including vessel speed, positioning, communication between operators, and adherence to maritime navigation rules in the busy bay area.

Authorities emphasized that Biscayne Bay is a heavily trafficked waterway used by both commercial and recreational vessels, which requires strict attention to navigation protocols to prevent dangerous crossings and potential collisions.

The Coast Guard stated that the investigation remains active and complex, involving multiple agencies and international cooperation due to the nationality of one of the victims and the broader implications of the case.

Investigators from Argentina are also participating in the inquiry, working alongside U.S. officials to ensure that all available data, witness statements, and technical evidence are thoroughly reviewed and verified.

Capt. Frank Florio of Coast Guard Sector Miami described the incident as a profound tragedy and reaffirmed the agency’s commitment to conducting a full and transparent investigation into the circumstances surrounding the collision.

He noted that the purpose of the investigation is not only to determine how the accident occurred but also to identify potential safety improvements that could help prevent similar incidents in the future.

Community members across Miami Beach and surrounding areas have gathered in mourning, holding vigils and memorials in honor of the young victims whose lives were lost in the accident.

At a local place of worship, family members and friends attended emotional services to remember the victims, sharing tributes that reflected both personal grief and community-wide sorrow over the tragedy.

Officials from the Miami Yacht Club expressed deep condolences to the families and stated that the sailing program involved is fully cooperating with authorities as part of the ongoing investigation.

They also emphasized that youth sailing programs typically follow strict safety guidelines, and that a full review of procedures is underway to better understand how the collision occurred during supervised activity.

The broader sailing and maritime community has expressed concern following the incident, with renewed discussion about waterway safety, vessel coordination, and the challenges of operating in congested coastal areas.

Experts note that Biscayne Bay is a shared environment where commercial barges, recreational boats, and training vessels often operate in close proximity, increasing the importance of situational awareness and communication.

Authorities have reiterated that all findings will be carefully analyzed, including vessel tracking data, radio communications, environmental conditions, and eyewitness accounts from those present at the time of the crash.

Officials stated that no final conclusions have been reached regarding fault or liability, and that the investigation will continue until all technical and procedural evidence has been fully examined.

For now, the focus remains on supporting the grieving families as they navigate an unimaginable loss while authorities work to establish a clear understanding of what happened on the water that day.

The case remains under active federal maritime investigation, with further updates expected as officials complete additional phases of reconstruction and analysis in the coming weeks.