Highlights&colon; Heronry and wintering ducks. Government has issued orders to take apt measures to conserve the Panamaram Heronry. The time of formation of heronry is July to December. It nests in heronry colonies near wetlands. A second colony appeared in 2004 at another nearby heronry at Casalbeltrame. Highlights&colon; Heronry and waders during the winter months. Ornithologically, Raiganj Wildlife Sanctuary is a very important heronry. There is a large heronry on the island on the lower part. These groups are called a heronry (a more specific term than "rookery"). Cleeve Heronry is a heronry in a woodland near the village. The site is a nationally important heronry with around fifty pairs breeding here. The island has a heronry, in which both grey heron and little egret nest. Oxenbrow wood, to the north of Smardale village is the site of a Heronry. Briery Wood Heronry is a biological Site of Special Scientific Interest in the grounds.