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Kerala Heronry survey 2017-18

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Kerala Heronry survey 2017-18

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Kerala Heronry survey 2017-18

  1. 1. Heronries of Kerala 2017-2018 An overview Roshnath R. and C. Sashikumar
  2. 2. Summary Variables 2017 2018 No of districts 4 4 No of sites 85 80 No. of species 10 9 No. of nests 6125 7542 Data available only in 4 districts (Kannur, Kasaragod, Calicut and Thrissur) for 2017-2018 2016 8 93 9 9496
  3. 3. 36% 33% 3% 9% 11% 8% 0% 0% 0% 0% Percentange composition of nest abundance in 2017 Little Cormorant Indian Pond Heron Little Egret Oriental Darter Indian Cormorant Night Heron Intermediate Egret Great Egret Purple Heron Grey Heron 29% 34%2% 15% 16% 2% 2% 0% 0% Percentage composition of nest abundance in 2016 Little Cormorant Indian Pond Heron Little Egret Oriental Darter Indian Cormorant Night Heron Intermediate Egret Great Egret Purple Heron
  4. 4. 36% 33% 3% 9% 11% 8% 0% 0% 0% 0% Percentange composition of nest abundance in 2017 Little Cormorant Indian Pond Heron Little Egret Oriental Darter Indian Cormorant Night Heron Intermediate Egret Great Egret Purple Heron Grey Heron 19% 25% 1% 10% 36% 8% 1% 0% 0% 0% Percentange composition of nest abundance in 2018 Little Cormorant Indian Pond Heron Little Egret Oriental Darter Indian Cormorant Night Heron Intermediate Egret Great Egret Purple Heron Grey Heron
  5. 5. 2165 2039 155 539 668 484 27 0 0 2 1435 1892 73 713 2706 606 44 29 1 0 0 500 1000 1500 2000 2500 3000 Noofnest Species Nest count of different heronry birds 2017 2018
  6. 6. Case of Indian Cormorant in Kannur-Kasaragod 0 50 100 150 200 0 200 400 600 800 2014 2015 2016 2017 2018 Little Cormorant Indian Cormorant
  7. 7. Conservation Challenges All the same !!!
  8. 8. Plans for 2019 • State wide survey? • Implementation of google forms and link with eBird • Impact of flood on heronry sites?
  9. 9. Birds are struggling for their comeback

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