(Oregon City, OR) -- The Clackamas County Sheriff's Office has released the name of a kayaker who went missing after going over Willamette Falls. 20-year-old Marcelus Angelo Rodriguez, of Porterville, California, was staying with family on vacation at a houseboat upriver and took the kayak out at night. His family said he might not have known about the falls. They released a statement saying they're devastated by his death, and they caution anyone on the river to wear a life jacket and be aware of their surroundings.