Heartfelt tributes are being shared for a 19-year-old who tragically lost his life in a California river. Brian Marcellino Gallardo, who had been missing since the weekend, was discovered deceased by rescue divers on Monday in the Truckee River, according to information from the Nevada County Sheriff’s Office.

The search, which commenced on Saturday, was initiated after Gallardo disappeared beneath the water’s surface and failed to reemerge around 3 p.m. near Floriston. In response, authorities deployed K9 units, drones, helicopters, and collaborated with various rescue agencies to locate him.

Images circulated online depict the young man from Petaluma alongside his girlfriend, both smiling beside the river, the site of the heartbreaking incident.

The river’s conditions at the time of Gallardo’s disappearance were notably treacherous, with stronger currents and lower temperatures due to snowmelt. The water was approximately 44 degrees Fahrenheit, as reported by KCRA.

Authorities have emphasized the rapidity with which drowning can occur, underscoring the profound and lasting effects such tragedies have on families, rescue personnel, and the wider community.

Officials noted how drownings can quickly occur, leaving devastating impacts on families, responders, and communities.

Additionally, they advised the public to use caution around waterways and added that the Truckee River is ‘currently fast-moving, cold, and dangerous for utilization.’

A GoFundMe set up by Gallardo’s girlfriend’s mother described him as ‘charismatic, ambitious, kid, and deeply loved by those who knew him.’

Brian Marcellino Gallardo, 19, was found dead on Monday after he went missing over the weekend

Gallardo vanished on Saturday after he went underwater in the Truckee River and did not resurface around 3pm near Floriston

‘Brian wanted to better himself, not just for his own future, but for my daughter as well. He had goals he wanted to achieve, which were sadly cut short by this tragic event,’ it read. 

The campaign set up on behalf of Gallardo’s family has raised more than $11,000 to help cover funeral expenses.

‘The costs of saying goodbye are overwhelming, and we want to ensure that Brian’s family can focus on healing without the added burden of financial stress,’ reads the GoFundMe.

A photo taken after the incident shows that a memorial site has been set up alongside the river.

The loss of Gallardo has devastated many, who took to social media to share their grief and offer condolences.

Several photos showed the teen posing with his girlfriend moments before the tragedy 

A photo taken after the incident shows that a memorial site has been set up alongside the river

One user wrote: ‘Look at his smile. What a light in this world. We were looking forward to meeting him. I’m so sad for you all.’

Another added: ‘Heartbroken for everyone affected by this unimaginable loss. Floriston’s arms are open to you always. Wish we could have done more.’

A third said: ‘So very sorry to read this. Prayers to fam and friends impacted.’

Recently, a young Alabama University student drowned while on spring break in Spain.

James ‘Jimmy’ Gracey, 20, a junior, was visiting friends studying abroad in Barcelona.

He never made it home from the beachfront nightclub Shôko after being separated from his friends around 3am on March 18.

His girlfriend’s mother described him as ‘charismatic, ambitious, kind, and deeply loved by those who knew him’

The Nevada County Sheriff’s Office noted that the Truckee River (Pictured) is ‘currently fast-moving, cold, and dangerous for utilization.’ Additionally, they advised the public to exercise caution around waterways

Investigators have not ruled out that he could have been drugged, a source told Fox News Digital.

Gracey is believed to have walked toward the water on his own and fallen in while under the influence of drugs, alcohol, or both, the insider said.