This live bait fish cage/holding pen is designed for the serious fishing angler or guide fisherman who needs a larger fish/live bait holding cage for their trophy fish catches or for those times to take advantage of excess live baits alive in large quantities. One of its greatest cage/pen features is the large dumping door right against the edge of the cage/pen for instant removal of all live baits and fish. Simply turn the fish/live bait cage upside down for instant dumping into bucket or livewell. Keeps HUNDREDS of live quality baits and fish up to 30″ in length, healthy and fresh for long periods of time. No Fish Cage Aeration Needed! No Live Bait Pumps to Burn Out!