Throw your line into the water to start fishing. Utilize the right arrow keys or drag on the screen to navigate your boat. Click the action button to lower your bait when you notice fish. Keep the button to power up your cast, then release to toss the bait further. Observe the bobber for activity, then promptly click to hook the fish. Pull your catch by spinning the handle or dragging upwards. Avoid obstacles like rocks to prevent your line from breaking. Collect special items like bombs to capture several fish at once. Progress through levels to access new fishing spots and bigger fish.