University graduate Adeolu Ogunniyi has been missing in Nicaragua since Sept. 10, according to a reddit post by his brother. 
The post asks to contact the user, adetude, with any information regarding the search.
According to the post, Ogunniyi left the Hostel Azul in Granada on the morning of Sept. 10 to kayak the Laguna de Apoyo. That afernoon, a fisherman found the kayak pulled onto shore. He was reported missing and police began searching the area that night.
On Sept. 13, the kayak was retrieved with no signs of trauma, according to the post. As of Oct. 10, there have been no signs of Ogunniyi, despite continued search efforts.