Table 7 Microbial population distribution sediments, water and aquatic organisms in Ibasa and Ilase study areas, Snake Island, Lagos, Ilase

 Heterotropic bacteria

3.60 × 10⁵

5.00 × 10⁶

1.53 × 10¹¹

2.5 × 10⁵

 Coliforms

0.0 × 10⁶

0.0 × 10⁴

3.40 × 10⁶

0.0 × 10⁶

 Heterotropic fungi

2.0 × 10³

2.0 × 10²

8.90 × 10³

1.60 × 10⁴

 Hydrocarbon-utilizing bacteria

9.0 × 10³

8.80 × 10⁴

3.06 × 10⁴

8.79 × 10⁴

 Hydrocarbon-utilizing fungi

4.00 × 10⁵

4.0 × 10³

7.57 × 10⁴

2.51 × 10⁵

 Heterotropic bacteria

7.20 × 10⁸

3.00 × 10⁹

4.71 × 10¹¹

9.50 × 10⁹

 Coliforms

0.00 × 10⁶

0.00 × 10⁶

1.90 × 10⁸

2.10 × 10⁸

 Heterotropic fungi

1.0 × 10⁴

2.0 × 10²

9.10 × 10³

9.29 × 10²

 Hydrocarbon-utilizing bacteria

2.0 × 10²

9.90 × 10⁵

8.00 × 10⁴

7.45 × 10⁴

Hydrocarbon-utilizing fungi

5.80 × 10³

4.10 × 10³

2.55 × 10⁵

4.37 × 10⁵