Species diversity in Sharavati River Basin

A preliminary survey of amphibians was carried out from 7th to 19th July 2003 in the Sharavathi River Basin as a part of Cumulative Impact Assessment. From the survey, 23 amphibians were recorded. They belong to the families of Bufonidae, Microhylidae, Ranidae and Rhacophoridae and Ichthyophidae.  

Of these, 15 species are endemic to Western Ghats (i.e., available only in Western Ghats). Philautus temporalis with endangered IUCN status has been recorded during the study.

Amphibians of Sharavathi River Basin


Sl.

No.

Species

Common name

Endemic to

Western Ghats

IUCN status

  ORDER: ANURA (Frogs and Toads)  

  Family: Bufonidae

1

Bufo melanostictus

Schneider, 1799

Common Indian Toad

Non-endemic

Vulnerable

2

Bufo fergusonii

Boulenger. 1892 

Ferguson’s Toad

Non-endemic

Lower Risk Least concerned

 

Family: Microhylidae

 

 

 

3

Microhyla ornata
(Duméril and Bibron, 1841)

Ornate narrow-mouthed frog

Non-endemic

Lower Risk-Least concerned

4

Ramanella montana

Jerdon, 1854

Jerdon’s narrow mouthed frog

Endemic

Lower Risk-Near threatened

Family: Ranidae

5

Micrixalus saxicola

Jerdon, 1853

Black torrent frog

Endemic

Lower Risk-Near threatened

6

Nyctibatrachus aliciae

Inger, Shaffer, Koshy & Bakde, 1984

Alice’s Wrinkled frog

Endemic

Vulnerable

7

Nyctibatrachus major

Boulenger, 1882

Large wrinkled frog

Endemic

Lower Risk-Near threatened

8

Rana beddomii

(Günther, 1875)

Beddome’s leaping frog

Endemic

Vulnerable

9

Rana curtipes

Bi-coloured frog

Endemic

Lower Risk-Near threatened

10

Rana cyanophlyctis

(Schneider, 1799)

Skipper frog

Non-endemic

Lower Risk-Near threatened

11

Rana hexadactyla

(Lesson, 1834)

Indian pond frog

Non-endemic

Lower Risk-Near threatened

12

Rana keralensis

(Dubois, 1980)

Verrucose frog

Endemic

Lower Risk-Near threatened

13

Rana limnocharis

(Gravenhorst, 1829)

Indian cricket frog

Non-endemic

Vulnerable

14

Rana semipalmata

(Boulenger, 1882)

Brown leaping frog

Endemic

Vulnerable

15

Rana temporalis

Günther, 1864

Bronzed frog

Endemic

Vulnerable

16

Rana tigerina

(Daudin, 1803)

Indian Bull frog

Non-endemic

Vulnerable

17

Tomopterna breviceps

Schneider, 1799

Indian burrowing frog

Non-endemic

Lower Risk-Near threatened

18

Tomopterna rufescens

Jerdon, 1853

Rufescent burrowing frog

Endemic

Lower Risk-Near threatened

Family: Rhacophoridae

19

Philautus glandulosus

Jerdon, 1853

Rough skinned bushfrog

Endemic

Vulnerable

20

Philautus temporalis

Günther, 1864

Plain coloured bushfrog

Endemic

Endangered

21

Polypedates cruciger

Blyth, 1853

Whipping Frog

Endemic

Vulnerable

22

Polypedates maculates

(Gray, 1833)

Common Indian tree frog

Non-endemic

Lower Risk-Least concerned

23

Rhacophorus malabaricus

Jerdon, 1870

Malabar Gliding frog

Endemic

Lower Risk-Near threatened

ORDER: APODA (Caecilians)

  Family: Ichthyophiidea

24

Ichthyophis beddomii

Peters 1879

Beddome's Caecilian

Endemic

Vulnerable