A kind of ship fishing auxiliary stand of rod rest,The ship fishing rod rest grips on what ship boom plate by a pedestal,The pedestal is bent into the groove structure body of U-shaped by one first sheet metal,And equipped with a bolster and a pole tail fixator a fishing tackle is arranged,The auxiliary stand system include one first holder,One first extended segment,First fixed part and a locking part,Wherein the first holder system is in reverse U shape structural body,First extended segment sets what first holder towards one side on the outside of the pedestal,First fixed part sets the other end of the what extended segment,Locking part one end system be arranged what first holder towards another side,It is abutted against in the what pedestal through development length Hou,Stablizing effect when ensuring using another fishing tackle,Just what carries out installation expansion.一種船釣用魚竿支撐架的輔助支架,該船釣用魚竿支撐架係藉由一基座而夾持固定於船弦板上,該基座係由一第一金屬板材彎折製成U字形的凹槽結構體,並設有一承架及一竿尾固定器以設置一釣具,該輔助支架係包括一第一夾座、一第一延伸段、第一固定部及一鎖固部,其中該第一夾座係呈倒U字形結構體,該第一延伸段設於該第一夾座朝向該基座外側之一面,該第一固定部設於該延伸段之另一端,該鎖固部一端係設置於該第一夾座朝之另一面,經延伸長度後而頂靠於該基座內,以確保使用該另一釣具時的穩定效果,便於進行安裝擴充。