8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

1/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

2/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

3/22

Plants

Animals

Water

Rocks..e

tc

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

4/22

`Plants

`What Plants Species?

xHow many Species?

x

Micro

habitant?xWhat is the Importance?

xWhat is the Role in Ecosystem?

To answer

All..Identification

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

5/22

` Howwe manage ??

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

6/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

7/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

8/22

Kingdom-Animalia

Phylum-Cordata

Sub Phylum-Vertibrata

Class-Myxini

Class-Osteichthyes

Class-Chondrichthyes

Class-Cephalspidomorphi

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

9/22

`Of theOf the 8484 species of fishes found inspecies of fishes found in

our country,our country, 4444 are endemicare endemic

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

10/22

Phylogenetic relationships among Indian

(orange) and Sri Lankan(green) species

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

11/22

` External characters By Fins

By Scales

Mou

th Type Size

Shape

Colour

Lateral line..etc..

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

12/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

13/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

14/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

15/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

16/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

17/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

18/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

19/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

20/22

Loss ofHabitant

Water pollution

Invasive Species

Agro chemicals

Predators

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

21/22

8/8/2019 Bio Diversity_Fresh Water Fishes of Sri Introduction)

22/22