Table 5: Characterizations and identification of bacteria isolated from the water samples.

Bacteria Isolate

Gram RXN

Shape

Motility

Oxidase

Catalase

Coagulase

Indole

Urease

Citrate

Glucose

Lactose

Sucrose

H2s Production

Probable Identity

1

+

R

+

 

 

 

_

_

+

A

A

A

_

Bacillus subtilis

2

_

R

+

+

+

_

_

_

+

_

_

_

_

Pseudomonas spp

3

+

C

_

+

+

_

_

+

_

A

_

A

_

Micrococcus luteus

4

+

R

+

+

+

_

_

+

_

A

_

A

_

Bacillus smithis

5

_

R

+

_

+

_

_

+

+

A

A

A

+

Citrobacter spp

6

_

R

_

_

+

_

+

+

+

A

A

A

_

Klebsiella specie

7

+

C

_

_

+

_

_

 

 

_

_

+

_

C N staphylococci

Key: +: Positive; - = Negative; A = Acid; R = Rod; C = Cocci.