The invention discloses a trigger type fishing device, and aims to achieve the technical purposes that by means of the trigger type fishing device, fishes can be continuously effectively gathered in afishing area, fishes on a hook can be automatically caught, and therefore, the fishing efficiency is improved. The trigger type fishing device comprises a supporting frame, a horizontal hanging plate, a trigger type fishing device body and an intermittent feeding type fish gathering mechanism, wherein the horizontal hanging plate, the trigger type fishing device body and the intermittent feedingtype fish gathering mechanism are arranged on the supporting frame. The trigger type fishing device body comprises an elastic connection string, a hanging rod and a fishing line which are sequentiallydistributed from top to bottom. The intermittent feeding type fish gathering mechanism comprises a storage cylinder, a sleeve, a ratchet wheel, a swing rod, a ratchet, a vertical guide sleeve, a driving guide rod, a connecting rod and a floating frame, wherein the storage cylinder is arranged on the supporting frame and used for storing fish gathering baits, the storage cylinder is sleeved with the sleeve which can rotate around the storage cylinder, the ratchet wheel is arranged on the sleeve, the swing rod is rotationally arranged on the storage cylinder through a shaft rod, the ratchet isarranged on the swing rod and matched with the ratchet wheel, the vertical guide sleeve is arranged on the supporting frame, the driving guide rod is slidably arranged in the vertical guide sleeve, the connecting rod is connected with the driving guide rod and the swing rod, and the floating frame is arranged below the storage cylinder.