Evaluation of the Water Quality Status and Pollution Load Carrying Capacity of Way Umpu River, Way Kanan District, Lampung Province, Indonesia, Based on Land Use
Table 4
Plankton community structure analysis.
No.
Species
Sampling location (individual/L)
ST-1
ST-2
ST-3
ST-4
ST-5
ST-6
ST-7
1
Amoeba sp.
7,800 ± 848
600 ± 848
3,000 ± 848
38,400 ± 4,242
12,600 ± 3,394
1,200 ± 0
1,200 ± 848
2
Anabaena sp.
6,600 ± 1697
600 ± 0
13,800 ± 3,394
600 ± 0
0
600 ± 0
600 ± 0
3
Arcella sp.
0
0
0
4,200 ± 1,697
0
0
0
4
Asterionella spp.
0
0
600 ± 0
0
0
0
0
5
Bacillaria spp.
0
0
600 ± 0
0
0
0
0
6
Botryococcus spp.
600 ± 0
0
600 ± 848
600 ± 848
33,000 ± 3,394
33,600 ± 2,545
33,600 ± 3,394
7
Closterium sp.
37,200 ± 2,546
0
10,800 ± 1,697
0
600 ± 0
600 ± 848
600 ± 0
8
Eudorina sp.
0
0
1,200 ± 0
0
0
0
0
9
Euglena spp.
0
16,800 ± 1,697
2,400 ± 1,697
38,400 ± 3,394
19,800 ± 1,697
6,600 ± 1,697
6,600 ± 1,697
10
Frontania sp
0
600 ± 0
0
0
0
0
0
11
Gomphosphaeria sp.
0
3,600 ± 848
1,200 ± 0
0
0
600 ± 0
600 ± 848
12
Gyrosigma sp.
600 ± 0
0
0
0
0
0
0
13
Heteronema spp.
0
0
6
0
0
0
0
14
Lyngbya sp.
0
600 ± 848
0
0
0
0
0
15
Microsystis sp.
15,600 ± 3,394
10,200 ± 848
2,400 ± 848
10,800 ± 2,545
12,600 ± 1,697
4,800 ± 848
4,800 ± 1,697
16
Netrium spp.
600 ± 0
0
0
0
0
0
0
17
Nitzchia sp.
21,000 ± 3,394
4,800 ± 0
0
6,600 ± 1,697
1,800 ± 848
600 ± 0
600 ± 0
18
Oocyatis sp.
600 ± 0
0
0
0
0
0
0
19
Phacus sp.
600 ± 848
0
0
0
0
0
0
20
Rhabdonella sp.
0
0
0
0
0
0
0
21
Stauroneis sp.
0
0
0
0
0
0
0
22
Thallasiothrix sp.
1200 ± 0
0
0
0
0
0
0
No. of species
11 ± 0.7
8 ± 1.4
11 ± 0.7
7 ± 0.7
6 ± 0
8 ± 0.7
8 ± 0.7
No. of Individual/L
92,411 ± 4,243
37,808 ± 3,394
37,211 ± 2,545
99,607 ± 12,727
80,406 ± 4,242
48,608 ± 2,545
48,600 ± 5,091
Diversity index (H)
1.6 ± 0.7
1.5 ± 0.2
1.8 ± 0.3
1.4 ± 0.05
1.4 ± 0.01
1.1 ± 0.04
1.0 ± 0.07
Dominance index (D)
0.3 ± 0.03
0.3 ± 0.01
0.2 ± 0.07
0.3 ± 0.02
0.3 ± 0.02
0.4 ± 0
0.5 ± 0.004
Evenness index (E)
0.7 ± 0.3
0.7 ± 0.01
0.7 ± 0.07
0.7 ± 0.1
0.8 ± 0.004
0.5 ± 0.003
0.5 ± 0.01
Note. Species with asterisks are pollution indicator based on references [1, 7].
