2.2.6 Harvesting of Guano from aquatic fed wild birds
The wetlands fresh water will enable produce fish. In the system of production and consumption of such aquatic system there will be some wastage. The waste fingerlings and fish that get reared in waste water of wetlands, get eaten by the wild birds such as heron (Fig 4). The aquatic birds will produce Guano, highly rich in organic nitrogen (N) and phosphorus (P).