A 26-year-old bicyclist was critically injured after a sedan struck him in Waikiki Thursday night, Honolulu police said.

The collision occurred on Ala Wai Boulevard near the intersection of Niu Street at about 7:25 p.m.

Police said a Mazda sedan operated by a 28-year-old man was traveling westbound on Ala Wai Boulevard when the vehicle struck the bicyclist who was traveling in the same direction.

The Mazda driver did not sustain any injuries and remained at the scene.

Police said the bicyclist was taken in critical condition to a hospital. He was not wearing a helmet at the time of the collision.

Police said speed, drugs or alcohol were not involved.

An investigation into the collision is ongoing.