Populasi Lobster Air Tawar (Cherax quadricarinatus) Di perairan Danau Toba, Desa Marlumba, Kecamatan Simanindo, Kabupaten Samosir, Sumatera Utara
31
Lampiran 1. Peta Lokasi Penelitian
Keterangan
Stasiun 1
Stasiun 2
Stasiun 3
: Daerah Bebas Aktivitas
: Daerah Keramba
: Daerah Pemukiman
Universitas Sumatera Utara
32
Lampiran 2.
Bagan Kerja Metode Winkler untuk Mengukur Kelarutan
Oksigen (DO)
Sampel Air
1 ml MnSO4
1 ml KOH – KI
dikocok
didiamkan
Sampel Dengan
Endapan Putih/Coklat
1 ml H2SO4
dikocok
didiamkan
Larutan Sampel
Berwarna Coklat
diambil sebanyak 100 ml
ditetesi Na2S2O3 0,0125 N
Sampel Berwarna
Kuning Pucat
ditambahkan 5 tetes amilum
Sampel Berwarna
Biru
dititrasi dengan Na2S2O3 0,0125 N
Sampel Bening
Dihitung volume Na2S2O3 yang terpakai
(= nilai DO akhir)
Hasil
(Suin, 2002)
Universitas Sumatera Utara
33
Lampiran 3. Bagan Kerja Metode Winkler untuk Mengukur BOD5
Sampel Air
Sampel Air
Sampel Air
diinkubasi selama 5 hari
dihitung nilai DO awal
pada temperatur 20°C
dihitung nilai DO akhir
DO Akhir
DO Awal
Keterangan :
Penghitungan nilai DO awal dan DO akhir sama
dengan penghitungan Nilai DO
Nilai BOD5 = Nilai awal – Nilai DO akhir
(Suin, 2002)
Universitas Sumatera Utara
34
Lampiran 4. Panjang-Bobot Lobster
a. Stasiun I (Daerah Bebas Aktivitas)
59.9
Log L
1.1303338
Log W
1.7774268
Log L*Log W
2.009085558
Log L2
1.2776544
12.5
43.5
1.09691
1.6384893
1.797275272
1.2032116
3
12
41
1.0791812
1.6127839
1.740486092
1.1646322
4
13
45.7
1.1139434
1.6599162
1.849052616
1.2408698
5
10
22.7
1
1.3560259
1.356025857
1
6
9
16.5
0.9542425
1.2174839
1.161774934
0.9105788
7
11.5
30.5
1.0606978
1.4842998
1.574393634
1.1250799
8
10
23.4
1
1.3692159
1.369215857
1
9
10
21.8
1
1.3384565
1.338456494
1
10
10
21.4
1
1.3304138
1.330413773
1
11
11.2
26.3
1.049218
1.4199557
1.489843163
1.1008585
12
10.9
26.8
1.0374265
1.4281348
1.481584878
1.0762537
13
13.5
50.1
1.1303338
1.6998377
1.921383983
1.2776544
14
16.1
96.5
1.2068259
1.9845273
2.394978913
1.4564287
15
14.5
75.2
1.161368
1.8762178
2.178979365
1.3487756
16
13.1
56.6
1.1172713
1.7528164
1.958371485
1.2482951
17.13775
24.946
26.9513219
18.43029
No
1
Length (L)
Weight (W)
13.5
2
Total
Universitas Sumatera Utara
35
b. Stasiun II (Daerah Keramba)
55
Log L
1.1398791
Log W
1.7403627
Log L*Log W
1.983803033
Log L2
1.299324332
9.8
31.7
0.9912261
1.5010593
1.487889082
0.982529133
3
14
64.6
1.146128
1.8102325
2.07475824
1.313609474
4
12
39.9
1.0791812
1.6009729
1.727739924
1.164632162
5
12
45.5
1.0791812
1.6580114
1.789294805
1.164632162
6
11.5
30.7
1.0606978
1.4871384
1.577404463
1.125079909
7
12.2
40.4
1.0863598
1.6063814
1.745108188
1.180177682
8
10.4
25.1
1.0170333
1.3996737
1.423514839
1.034356813
9
10.5
27.2
1.0211893
1.4345689
1.464966414
1.042827585
10
13.8
52.6
1.1398791
1.7209857
1.961715658
1.299324332
11
12.8
49.6
1.10721
1.6954817
1.877254216
1.225913917
12
10
20.2
1
1.3053514
1.305351369
1
13
13.6
49.8
1.1335389
1.6972293
1.923875496
1.284910457
14
9.8
18.7
0.9912261
1.2718416
1.260682565
0.982529133
15
12.8
43
1.10721
1.6334685
1.808592559
1.225913917
16
10.4
25.1
1.0170333
1.3996737
1.423514839
1.034356813
17
9.8
22.3
0.9912261
1.3483049
1.336474938
0.982529133
18
10.6
29.3
1.0253059
1.4668676
1.503987975
1.051252117
19
9.6
17.6
0.9822712
1.2455127
1.223431264
0.964856775
20
11.4
28.8
1.0569049
1.4593925
1.542439
1.117047865
21
12
42
1.0791812
1.6232493
1.751780192
1.164632162
22
10.6
27.7
1.0253059
1.4424798
1.478982968
1.051252117
23
13.6
49.1
1.1335389
1.6910815
1.916906669
1.284910457
24
8
14.8
0.90309
1.1702617
1.056851637
0.815571525
25
8.8
19.1
0.9444827
1.2810334
1.209913818
0.892047518
26
8.8
19.9
0.9444827
1.2988531
1.226744224
0.892047518
27
5.8
4.7
0.763428
0.6720979
0.513098319
0.582822301
28
8.6
15.6
0.9344985
1.1931246
1.114973089
0.873287355
29
11
26
1.0413927
1.4149733
1.473542894
1.084498725
No
1
Length (L)
Weight (W)
13.8
2
Total
29.94208
42.26967
44.18459268
31.11687339
Universitas Sumatera Utara
36
c. Stasiun III (Daerah Pemukiman)
No
Length (L)
Weigth (W)
Log L
Log w
Log L*Log W
Log L2
1
11.6
28
1.064458
1.447158
1.540438928
1.1330708
2
15.8
90.6
1.1986571
1.9571282
2.345925584
1.4367788
3
14.6
74.6
1.1643529
1.8727388
2.180528802
1.3557176
4
15.8
101
1.1986571
2.0043214
2.402494019
1.4367788
5
15
85.6
1.1760913
1.9324738
2.272765503
1.3831906
6
15.2
81.9
1.1818436
1.9132839
2.261202311
1.3967543
7
13.6
61
1.1335389
1.7853298
2.023740832
1.2849105
8
14
56.8
1.146128
1.7543483
2.010707812
1.3136095
9
16.4
97.8
1.2148438
1.9903389
2.417950913
1.4758456
10.47857
16.65712
19.45575471
12.21666
Total
Universitas Sumatera Utara
37
Lampiran 5. Contoh Perhitungan
a. Kepadatan Lobster Air Tawar (Cherax quadricarinatus)
KP =
=
Jumlah individu suatu spesies / ulangan
Luas bubu
= 0,010 ind/m2
b. Frekuensi Kehadiran Lobster Air Tawar (Cherax quadricarinatus)
FK =
=
Jumlah plot yang ditempati suatu jenis
x 100 %
Jumlah total plot
x 100% = 66,66%
Universitas Sumatera Utara
38
Lampiran 6. Hasil Analisis Jenis dan Kandungan Organik Substrat
Universitas Sumatera Utara
39
Lampiran 7. Hasil Korelasi Pearson
Correlations
Suhu
Pearson Correlation
Suhu
Pearson Correlation
Sig. (2-tailed)
N
pH
C_Organik
Kepadatan
-.971
.756
-.415
.950
.173
.154
.454
.728
.203
.889
3
3
3
3
3
3
-.971
1
-.577
.621
-.847
.069
.609
.573
.357
.956
.154
3
3
3
3
Pearson Correlation
.756
-.577
1
.282
.923
.776
Sig. (2-tailed)
.454
.609
.818
.251
.435
3
3
3
3
3
3
-.415
.621
.282
1
-.109
.824
.728
.573
.818
.931
.383
3
3
3
3
3
3
Pearson Correlation
.950
-.847
.923
-.109
1
.473
Sig. (2-tailed)
.203
.357
.251
.931
3
3
3
3
3
3
Pearson Correlation
.173
.069
.776
.824
.473
1
Sig. (2-tailed)
.889
.956
.435
.383
.686
3
3
3
3
3
Sig. (2-tailed)
N
N
Kepadatan
BOD_dasar
3
Pearson Correlation
C_Organik
pH
3
N
BOD_dasar
1
Sig. (2-tailed)
N
DO_dasar
DO_dasar
N
.686
Universitas Sumatera Utara
3
40
Lampiran 8. Foto Kerja Penelitian
Peletakan Bubu
Penarikan Bubu
Lobster Hasil Tangkapan
Pengukuran Panjang Tubuh Lobster
Penentuan Jenis Kelamin Jantan Lobster
Universitas Sumatera Utara
Lampiran 1. Peta Lokasi Penelitian
Keterangan
Stasiun 1
Stasiun 2
Stasiun 3
: Daerah Bebas Aktivitas
: Daerah Keramba
: Daerah Pemukiman
Universitas Sumatera Utara
32
Lampiran 2.
Bagan Kerja Metode Winkler untuk Mengukur Kelarutan
Oksigen (DO)
Sampel Air
1 ml MnSO4
1 ml KOH – KI
dikocok
didiamkan
Sampel Dengan
Endapan Putih/Coklat
1 ml H2SO4
dikocok
didiamkan
Larutan Sampel
Berwarna Coklat
diambil sebanyak 100 ml
ditetesi Na2S2O3 0,0125 N
Sampel Berwarna
Kuning Pucat
ditambahkan 5 tetes amilum
Sampel Berwarna
Biru
dititrasi dengan Na2S2O3 0,0125 N
Sampel Bening
Dihitung volume Na2S2O3 yang terpakai
(= nilai DO akhir)
Hasil
(Suin, 2002)
Universitas Sumatera Utara
33
Lampiran 3. Bagan Kerja Metode Winkler untuk Mengukur BOD5
Sampel Air
Sampel Air
Sampel Air
diinkubasi selama 5 hari
dihitung nilai DO awal
pada temperatur 20°C
dihitung nilai DO akhir
DO Akhir
DO Awal
Keterangan :
Penghitungan nilai DO awal dan DO akhir sama
dengan penghitungan Nilai DO
Nilai BOD5 = Nilai awal – Nilai DO akhir
(Suin, 2002)
Universitas Sumatera Utara
34
Lampiran 4. Panjang-Bobot Lobster
a. Stasiun I (Daerah Bebas Aktivitas)
59.9
Log L
1.1303338
Log W
1.7774268
Log L*Log W
2.009085558
Log L2
1.2776544
12.5
43.5
1.09691
1.6384893
1.797275272
1.2032116
3
12
41
1.0791812
1.6127839
1.740486092
1.1646322
4
13
45.7
1.1139434
1.6599162
1.849052616
1.2408698
5
10
22.7
1
1.3560259
1.356025857
1
6
9
16.5
0.9542425
1.2174839
1.161774934
0.9105788
7
11.5
30.5
1.0606978
1.4842998
1.574393634
1.1250799
8
10
23.4
1
1.3692159
1.369215857
1
9
10
21.8
1
1.3384565
1.338456494
1
10
10
21.4
1
1.3304138
1.330413773
1
11
11.2
26.3
1.049218
1.4199557
1.489843163
1.1008585
12
10.9
26.8
1.0374265
1.4281348
1.481584878
1.0762537
13
13.5
50.1
1.1303338
1.6998377
1.921383983
1.2776544
14
16.1
96.5
1.2068259
1.9845273
2.394978913
1.4564287
15
14.5
75.2
1.161368
1.8762178
2.178979365
1.3487756
16
13.1
56.6
1.1172713
1.7528164
1.958371485
1.2482951
17.13775
24.946
26.9513219
18.43029
No
1
Length (L)
Weight (W)
13.5
2
Total
Universitas Sumatera Utara
35
b. Stasiun II (Daerah Keramba)
55
Log L
1.1398791
Log W
1.7403627
Log L*Log W
1.983803033
Log L2
1.299324332
9.8
31.7
0.9912261
1.5010593
1.487889082
0.982529133
3
14
64.6
1.146128
1.8102325
2.07475824
1.313609474
4
12
39.9
1.0791812
1.6009729
1.727739924
1.164632162
5
12
45.5
1.0791812
1.6580114
1.789294805
1.164632162
6
11.5
30.7
1.0606978
1.4871384
1.577404463
1.125079909
7
12.2
40.4
1.0863598
1.6063814
1.745108188
1.180177682
8
10.4
25.1
1.0170333
1.3996737
1.423514839
1.034356813
9
10.5
27.2
1.0211893
1.4345689
1.464966414
1.042827585
10
13.8
52.6
1.1398791
1.7209857
1.961715658
1.299324332
11
12.8
49.6
1.10721
1.6954817
1.877254216
1.225913917
12
10
20.2
1
1.3053514
1.305351369
1
13
13.6
49.8
1.1335389
1.6972293
1.923875496
1.284910457
14
9.8
18.7
0.9912261
1.2718416
1.260682565
0.982529133
15
12.8
43
1.10721
1.6334685
1.808592559
1.225913917
16
10.4
25.1
1.0170333
1.3996737
1.423514839
1.034356813
17
9.8
22.3
0.9912261
1.3483049
1.336474938
0.982529133
18
10.6
29.3
1.0253059
1.4668676
1.503987975
1.051252117
19
9.6
17.6
0.9822712
1.2455127
1.223431264
0.964856775
20
11.4
28.8
1.0569049
1.4593925
1.542439
1.117047865
21
12
42
1.0791812
1.6232493
1.751780192
1.164632162
22
10.6
27.7
1.0253059
1.4424798
1.478982968
1.051252117
23
13.6
49.1
1.1335389
1.6910815
1.916906669
1.284910457
24
8
14.8
0.90309
1.1702617
1.056851637
0.815571525
25
8.8
19.1
0.9444827
1.2810334
1.209913818
0.892047518
26
8.8
19.9
0.9444827
1.2988531
1.226744224
0.892047518
27
5.8
4.7
0.763428
0.6720979
0.513098319
0.582822301
28
8.6
15.6
0.9344985
1.1931246
1.114973089
0.873287355
29
11
26
1.0413927
1.4149733
1.473542894
1.084498725
No
1
Length (L)
Weight (W)
13.8
2
Total
29.94208
42.26967
44.18459268
31.11687339
Universitas Sumatera Utara
36
c. Stasiun III (Daerah Pemukiman)
No
Length (L)
Weigth (W)
Log L
Log w
Log L*Log W
Log L2
1
11.6
28
1.064458
1.447158
1.540438928
1.1330708
2
15.8
90.6
1.1986571
1.9571282
2.345925584
1.4367788
3
14.6
74.6
1.1643529
1.8727388
2.180528802
1.3557176
4
15.8
101
1.1986571
2.0043214
2.402494019
1.4367788
5
15
85.6
1.1760913
1.9324738
2.272765503
1.3831906
6
15.2
81.9
1.1818436
1.9132839
2.261202311
1.3967543
7
13.6
61
1.1335389
1.7853298
2.023740832
1.2849105
8
14
56.8
1.146128
1.7543483
2.010707812
1.3136095
9
16.4
97.8
1.2148438
1.9903389
2.417950913
1.4758456
10.47857
16.65712
19.45575471
12.21666
Total
Universitas Sumatera Utara
37
Lampiran 5. Contoh Perhitungan
a. Kepadatan Lobster Air Tawar (Cherax quadricarinatus)
KP =
=
Jumlah individu suatu spesies / ulangan
Luas bubu
= 0,010 ind/m2
b. Frekuensi Kehadiran Lobster Air Tawar (Cherax quadricarinatus)
FK =
=
Jumlah plot yang ditempati suatu jenis
x 100 %
Jumlah total plot
x 100% = 66,66%
Universitas Sumatera Utara
38
Lampiran 6. Hasil Analisis Jenis dan Kandungan Organik Substrat
Universitas Sumatera Utara
39
Lampiran 7. Hasil Korelasi Pearson
Correlations
Suhu
Pearson Correlation
Suhu
Pearson Correlation
Sig. (2-tailed)
N
pH
C_Organik
Kepadatan
-.971
.756
-.415
.950
.173
.154
.454
.728
.203
.889
3
3
3
3
3
3
-.971
1
-.577
.621
-.847
.069
.609
.573
.357
.956
.154
3
3
3
3
Pearson Correlation
.756
-.577
1
.282
.923
.776
Sig. (2-tailed)
.454
.609
.818
.251
.435
3
3
3
3
3
3
-.415
.621
.282
1
-.109
.824
.728
.573
.818
.931
.383
3
3
3
3
3
3
Pearson Correlation
.950
-.847
.923
-.109
1
.473
Sig. (2-tailed)
.203
.357
.251
.931
3
3
3
3
3
3
Pearson Correlation
.173
.069
.776
.824
.473
1
Sig. (2-tailed)
.889
.956
.435
.383
.686
3
3
3
3
3
Sig. (2-tailed)
N
N
Kepadatan
BOD_dasar
3
Pearson Correlation
C_Organik
pH
3
N
BOD_dasar
1
Sig. (2-tailed)
N
DO_dasar
DO_dasar
N
.686
Universitas Sumatera Utara
3
40
Lampiran 8. Foto Kerja Penelitian
Peletakan Bubu
Penarikan Bubu
Lobster Hasil Tangkapan
Pengukuran Panjang Tubuh Lobster
Penentuan Jenis Kelamin Jantan Lobster
Universitas Sumatera Utara