Krishna sanctuary Current Affairs - 2019
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Four kingfisher bird species thriving in Krishna Wildlife Sanctuary in Andhra Pradesh were recently sighted. The species have been identified are Pied Kingfisher (Ceryle rudis), White-throated Kingfisher (Halcyon smyrnensis), Black-capped Kingfisher (Halcyon pileate) and Common Kingfisher (Alcedo atthis).
In India, 12 species of kingfisher bird can be sighted. The four sighted in sanctuary are wetland dependents. The wetland ecosystem is prime attraction for them. The conservation status of four sighted species is “least concern”. These birds are thriving as sanctuary is ideal habitation for prey.
Kingfisher belongs to family of small to medium-sized, brightly colored birds in order Coraciiformes. The family contains 114 species and is divided into three subfamilies and 19 genera. All kingfishers spices have large heads, long, sharp, pointed bills, short legs, and stubby tails. Most kingfishers spices species have bright plumage with only small differences between sexes.
Krishna Wildlife Sanctuary
It is wildlife sanctuary and estuary located in Andhra Pradesh. It is one of rarest eco-regions of world because it harbour’s vast tracts of pristine mangrove forests. It is believed to be one of last remaining tracts of thick primary mangrove forests of South India. It covers area of 194.81 km2 and is spread across Krishna and Guntur districts of Andhra Pradesh. The estuary of Krishna River passes through it. It is believed that this region potentially holds one most significant populations of fishing cats in the world.
Smooth-coated otter was sighted for the first time in the mangrove forest near the Krishna wildlife sanctuary (KWS) in Krishna district, Andhra Pradesh.
In all, seven otters were sighted in the mangrove forests and brackish water channels of Eelachetladibba and Lankevennedibba and other areas outside the KWS. The presence of the otter is a key indicator for rise of the mangrove cover in the KWS.
About smooth-coated Otter
- The smooth-coated Otter (Lutrogale perspicillata) is a species of otter, the only extant representative of the genus Lutrogale. Otter is a carnivorous mammals.
- The fur of this species is smoother and shorter than that of other otters. It is distributed throughout South Asia and South East Asia.
- The otter lives in rivers, lakes, peat swamp forests, mangroves and estuaries. It uses swamps as natal den sites and nursery during the breeding season in early winter.
- Otters are social and hunt in groups. The male otter is polygamous and mates with up to the four females.
- It has been categorised ‘vulnerable’ in the red data book of International Union for Conservation of Nature (IUCN).