Track­ing the in­truder

Down to Earth - - LIFE & NATURE - 1 9 4 5 35 1 191 24 12 1 3 61 113 7 2 1 3

Spot­ting Alien In­va­sive Species (SPAIS) group set up on the In­dia Bio­di­ver­sity Por­tal (IBP); ex­perts and re­source per­sons

in­vited to join the group

Ci­ti­zen sci­ence cam­paign an­nounced on IBP por­tal, which has over 7,000 reg­is­tered users; cam­paign out­reach through press

and so­cial me­dia In­for­ma­tion on 20 in­va­sive species put up

on IBP por­tal. Users up­load their ob­ser­va­tions along with pho­to­graphs of species; 473 ob­ser­va­tions re­ceived from

across the coun­try Ci­ti­zen ob­ser­va­tions val­i­dated by ex­perts;

all ob­ser­va­tions up­loaded were geo­tagged; about 284 dif­fer­ent species were ob­served, of which 153 species were ei­ther cat­e­gorised as "in­va­sive" or

"nat­u­ralised/in­va­sive"

Haryana

Delhi

Ra­jasthan

Gu­jarat

Maharashtra

Goa

Kar­nataka

Ker­ala

Num­ber of alien species ob­ser­va­tions

Ut­tarak­hand

Ut­tar Pradesh

Andhra Pradesh

Puducherry

Tamil Nadu

As­sam

Arunachal Pradesh

Mad­hya Pradesh

West Ben­gal

Wa­ter hy­acinth ( Eich­hor­ni­acras­sipes)

Ipo­moeaCarnea)

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