A telescopic outrigger for use with fishing vessels. The outrigger of the instant invention has multiple tubes that are circular in shape and each include a means for securing to an adjoining tube and locking in a position relative thereto. The circular shape allowing for ease of sealing the connecting components from the elements. An internal locking mechanism for positive interlocking of adjoining tubes can be accessed externally for ease of servicing. The extension of the adjoining tubes by the locking mechanism allows for movement of the outrigger pole from a stowage position to a deployment position and vice versa.