Analisis Isi Lambung Ikan Haspora (Osteochillus waandersii) Di Sungai Batang Toru Kabupaten Tapanuli Selatan
47
Lampiran 1. Bagan Kerja Metode Winkler untuk Mengukur DO
Sampel Air
1 ml MnSO4
1 ml KOHKI
Dikocok
Didiamkan
Sampel Endapan
Puith/Cokelat
1 ml H2SO4
Dikocok
Didiamkan
Larutan Sampel
Berwarna Cokelat
Diambil 100 ml
Dititrasi Na2S2O3 0,00125 N
Sampel Berwarna
Kuning Pucat
Ditambah 5 tetes Amilum
Sampel
Berwarna Biru
Dititrasi dengan Na2S2O3
0,00125 N
Sampel Bening
Dihitung volume Na2S2O3
terpakai
Hasil
(Barus, 2004, hal: 60)
Universitas Sumatera Utara
48
Lampiran 2. Bagan Kerja Metode Winkler untuk Mengukur BOD5
Sampel Air
Sampel Air
Sampel Air
diinkubasi selama 5 hari
pada temperatur 20°C
dihitung nilai DO akhir
DO Akhir
dihitung nilai DO awal
DO Awal
Keterangan :
Penghitungan nilai DO awal dan DO akhir sama
dengan penghitungan Nilai DO
Nilai BOD = Nilai awal – Nilai DO akhir
(Michael, 1984; Suin, 2002)
Universitas Sumatera Utara
49
Lampiran 3. Peta Lokasi Penelitian
Keterangan:
Stasiun 1: 01028’42,9” LU dan 099003’30,2” BT.
Stasiun 2: 01028’5,8” LU dan 09900,3’4,1” BT.
Stasiun 3: 01027’47,3” LU dan 099002’12,0” BT
Universitas Sumatera Utara
50
Lampiran 4. Data Panjang dan Berat Ikan Haspora (Osteochillus
waaandersii)
a. Stasiun 1
NO
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
L
W
160
155
130
125
100
95
10
10
9,5
10
9,8
10,5
14,5
10,5
12
10
11
9,8
12,4
11,1
10,3
8,3
97,1
89
50,8
50,9
22,7
23,3
25,5
22
21
21,3
20,2
21,4
90,4
28,7
33,4
22,1
30,7
21
45,6
29,2
25,4
12,6
Total
Log L
2,20412
2,190332
2,113943
2,09691
2
1,977724
1
1
0,977724
1
0,991226
1,021189
1,161368
1,021189
1,079181
1
1,041393
0,991226
1,093422
1,045323
1,012837
0,919078
28,93818
Log W
Log L *Log
1,987219 4,380069615
1,94939
4,269810724
1,705864 3,606099255
1,706718 3,578833607
1,356026 2,712051714
1,367356 2,704252082
1,40654
1,40654018
1,342423 1,342422681
1,322219 1,292765016
1,32838
1,328379603
1,305351 1,293898315
1,330414 1,358604309
1,956168 2,271831422
1,457882 1,488773392
1,523746 1,644398611
1,344392 1,344392274
1,487138 1,548695026
1,322219 1,310618243
1,658965 1,813948134
1,465383 1,531798367
1,404834 1,422867883
1,100371 1,011326462
32,829
44,66237691
Log L^2
4,858145
4,797553
4,468756
4,397032
4
3,911391
1
1
0,955943
1
0,982529
1,042828
1,348776
1,042828
1,164632
1
1,084499
0,982529
1,195571
1,0927
1,025839
0,844705
43,19625
Universitas Sumatera Utara
51
b. Stasiun 2
NO
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
L
13
12,2
15
14,2
11,5
11,5
10
11,6
10,5
11
8,9
11,5
13
W
log L
43,5
1,113943
40,3
1,08636
168,3
1,176091
60,5
1,152288
31,1
1,060698
32,7
1,060698
27,4
1
33,5
1,064458
23,7
1,021189
26,1
1,041393
14,6
0,94939
36,3
1,060698
53,1
1,113943
13,90115
Total
Log W
1,63848926
1,60530505
2,22608412
1,78175537
1,49276039
1,51454775
1,43775056
1,52504481
1,37474835
1,41664051
1,16435286
1,55990663
1,72509452
20,4624802
Log L*og W
1,825184216
1,743938918
2,618078071
2,053095951
1,583367721
1,60647753
1,437750563
1,623346129
1,4038783
1,475279062
1,105424965
1,654589588
1,921657574
22,05206859
log L^2
1,240869792
1,180177682
1,38319065
1,327768429
1,125079909
1,125079909
1
1,133070811
1,042827585
1,084498725
0,901341385
1,125079909
1,240869792
14,90985457
c. Stasiun 3
NO
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
L
6,4
6
6,1
5,4
6,4
5,6
5,4
5,6
5,4
5,4
5,5
4,3
5
5,2
5
4,9
5,5
4,8
17,5
15
14
W
5,5
3,9
5
3,7
5
3,6
3,1
3,5
3,4
3
3,5
2,5
2,7
2,7
2,7
2,3
2,2
2,1
135
80
61,2
log L
0,80618
0,778151
0,78533
0,732394
0,80618
0,748188
0,732394
0,748188
0,732394
0,732394
0,740363
0,633468
0,69897
0,716003
0,69897
0,690196
0,740363
0,681241
1,243038
1,176091
1,146128
Log W
0,740363
0,591065
0,69897
0,568202
0,69897
0,556303
0,491362
0,544068
0,531479
0,477121
0,544068
0,39794
0,431364
0,431364
0,431364
0,361728
0,342423
0,322219
2,130334
1,90309
1,786751
Log L*og
0,5968656
0,4599377
0,548922
0,4161474
0,5634956
0,4162189
0,3598702
0,4070652
0,3892518
0,3494406
0,4028077
0,2520824
0,3015103
0,3088579
0,3015103
0,2496631
0,253517
0,2195091
2,6480859
2,2382075
2,0478459
log L^2
0,649926
0,605519
0,616743
0,536401
0,649926
0,559785
0,536401
0,559785
0,536401
0,536401
0,548137
0,401282
0,488559
0,512661
0,488559
0,476371
0,548137
0,46409
1,545144
1,383191
1,313609
Universitas Sumatera Utara
52
NO
22.
23.
24.
25.
26.
27.
28.
29.
30.
L
13,4
11,5
13,3
13,4
14
12,5
11,2
11,1
11,2
W
54,8
77,6
54,8
67,3
66,6
48,5
28,8
29,4
23,5
Total
log L
1,127105
1,060698
1,123852
1,127105
1,146128
1,09691
1,049218
1,045323
1,049218
26,59218
Log W
1,738781
1,889862
1,738781
1,828015
1,823474
1,685742
1,459392
1,468347
1,371068
29,98401
Log L*og
1,9597879
2,0045722
1,9541314
2,0603646
2,0899349
1,849107
1,5312209
1,5348972
1,4385491
30,153377
log L^2
1,270365
1,12508
1,263043
1,270365
1,313609
1,203212
1,100858
1,0927
1,100858
24,69712
Universitas Sumatera Utara
53
Lampiran 5. Perhitungan Analisis Isi Lambung
a. Perhitungan Panjang-Berat Ikan
log a =
∑ log W ×∑(log L)2 −∑ log L × ∑(log ×logW )
log a =
32,829 × 43,19625 – 28,93818 × 44,66238
log a =
log a =
N.∑(log L)2 −(∑ log L)2
22 ×43,19625 −837,4185
1418 ,09 – 1292,448
950,3176 −837,4185
125,6416
112,8991
log a = 1,112867
log b =
∑ log W –(N log a)
log b =
32,829 –1,112867
log b =
∑ log L
28,93818
31,71613
28,93818
log b = 1,095996
b. Ii ��� � � =
Ii Melosira =
�� � ��
∑ �� � ��
× 100
228,117 � 4
2160 ,92
Ii Melosira = 42,25
c. � =
pi =
pi =
�� − ��
�� + ��
;
E=
� 100
�1− � 1 +
�1+ � 1 +
�2− � 2 ……
�2+ � 2 ……
volume satu jenis macam makanan di perairan
total jenis macam organisme
132
= 1,17622
595
Universitas Sumatera Utara
54
ri =
total vol satu jenis macam makanan di lambung
x 100
total vol seluruh jenis makanan
ri =
56
× 100
3649
ri = 0,0926
� ��ℎ � ℎ� =
� ��ℎ � ℎ� =
ri − pi
ri + pi
0,0926 – 0,03458
0,0926 + 0,03458
� ��ℎ � ℎ� = 0,456
Universitas Sumatera Utara
55
Lampiran 6. Foto Jenis Makanan Ikan
Melosira sp.
Surirella sp.
Cosmarium sp.
Pediastrum sp.
Cyclotella sp.
Fragilaria sp.
Universitas Sumatera Utara
Lampiran 1. Bagan Kerja Metode Winkler untuk Mengukur DO
Sampel Air
1 ml MnSO4
1 ml KOHKI
Dikocok
Didiamkan
Sampel Endapan
Puith/Cokelat
1 ml H2SO4
Dikocok
Didiamkan
Larutan Sampel
Berwarna Cokelat
Diambil 100 ml
Dititrasi Na2S2O3 0,00125 N
Sampel Berwarna
Kuning Pucat
Ditambah 5 tetes Amilum
Sampel
Berwarna Biru
Dititrasi dengan Na2S2O3
0,00125 N
Sampel Bening
Dihitung volume Na2S2O3
terpakai
Hasil
(Barus, 2004, hal: 60)
Universitas Sumatera Utara
48
Lampiran 2. Bagan Kerja Metode Winkler untuk Mengukur BOD5
Sampel Air
Sampel Air
Sampel Air
diinkubasi selama 5 hari
pada temperatur 20°C
dihitung nilai DO akhir
DO Akhir
dihitung nilai DO awal
DO Awal
Keterangan :
Penghitungan nilai DO awal dan DO akhir sama
dengan penghitungan Nilai DO
Nilai BOD = Nilai awal – Nilai DO akhir
(Michael, 1984; Suin, 2002)
Universitas Sumatera Utara
49
Lampiran 3. Peta Lokasi Penelitian
Keterangan:
Stasiun 1: 01028’42,9” LU dan 099003’30,2” BT.
Stasiun 2: 01028’5,8” LU dan 09900,3’4,1” BT.
Stasiun 3: 01027’47,3” LU dan 099002’12,0” BT
Universitas Sumatera Utara
50
Lampiran 4. Data Panjang dan Berat Ikan Haspora (Osteochillus
waaandersii)
a. Stasiun 1
NO
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
L
W
160
155
130
125
100
95
10
10
9,5
10
9,8
10,5
14,5
10,5
12
10
11
9,8
12,4
11,1
10,3
8,3
97,1
89
50,8
50,9
22,7
23,3
25,5
22
21
21,3
20,2
21,4
90,4
28,7
33,4
22,1
30,7
21
45,6
29,2
25,4
12,6
Total
Log L
2,20412
2,190332
2,113943
2,09691
2
1,977724
1
1
0,977724
1
0,991226
1,021189
1,161368
1,021189
1,079181
1
1,041393
0,991226
1,093422
1,045323
1,012837
0,919078
28,93818
Log W
Log L *Log
1,987219 4,380069615
1,94939
4,269810724
1,705864 3,606099255
1,706718 3,578833607
1,356026 2,712051714
1,367356 2,704252082
1,40654
1,40654018
1,342423 1,342422681
1,322219 1,292765016
1,32838
1,328379603
1,305351 1,293898315
1,330414 1,358604309
1,956168 2,271831422
1,457882 1,488773392
1,523746 1,644398611
1,344392 1,344392274
1,487138 1,548695026
1,322219 1,310618243
1,658965 1,813948134
1,465383 1,531798367
1,404834 1,422867883
1,100371 1,011326462
32,829
44,66237691
Log L^2
4,858145
4,797553
4,468756
4,397032
4
3,911391
1
1
0,955943
1
0,982529
1,042828
1,348776
1,042828
1,164632
1
1,084499
0,982529
1,195571
1,0927
1,025839
0,844705
43,19625
Universitas Sumatera Utara
51
b. Stasiun 2
NO
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
L
13
12,2
15
14,2
11,5
11,5
10
11,6
10,5
11
8,9
11,5
13
W
log L
43,5
1,113943
40,3
1,08636
168,3
1,176091
60,5
1,152288
31,1
1,060698
32,7
1,060698
27,4
1
33,5
1,064458
23,7
1,021189
26,1
1,041393
14,6
0,94939
36,3
1,060698
53,1
1,113943
13,90115
Total
Log W
1,63848926
1,60530505
2,22608412
1,78175537
1,49276039
1,51454775
1,43775056
1,52504481
1,37474835
1,41664051
1,16435286
1,55990663
1,72509452
20,4624802
Log L*og W
1,825184216
1,743938918
2,618078071
2,053095951
1,583367721
1,60647753
1,437750563
1,623346129
1,4038783
1,475279062
1,105424965
1,654589588
1,921657574
22,05206859
log L^2
1,240869792
1,180177682
1,38319065
1,327768429
1,125079909
1,125079909
1
1,133070811
1,042827585
1,084498725
0,901341385
1,125079909
1,240869792
14,90985457
c. Stasiun 3
NO
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
L
6,4
6
6,1
5,4
6,4
5,6
5,4
5,6
5,4
5,4
5,5
4,3
5
5,2
5
4,9
5,5
4,8
17,5
15
14
W
5,5
3,9
5
3,7
5
3,6
3,1
3,5
3,4
3
3,5
2,5
2,7
2,7
2,7
2,3
2,2
2,1
135
80
61,2
log L
0,80618
0,778151
0,78533
0,732394
0,80618
0,748188
0,732394
0,748188
0,732394
0,732394
0,740363
0,633468
0,69897
0,716003
0,69897
0,690196
0,740363
0,681241
1,243038
1,176091
1,146128
Log W
0,740363
0,591065
0,69897
0,568202
0,69897
0,556303
0,491362
0,544068
0,531479
0,477121
0,544068
0,39794
0,431364
0,431364
0,431364
0,361728
0,342423
0,322219
2,130334
1,90309
1,786751
Log L*og
0,5968656
0,4599377
0,548922
0,4161474
0,5634956
0,4162189
0,3598702
0,4070652
0,3892518
0,3494406
0,4028077
0,2520824
0,3015103
0,3088579
0,3015103
0,2496631
0,253517
0,2195091
2,6480859
2,2382075
2,0478459
log L^2
0,649926
0,605519
0,616743
0,536401
0,649926
0,559785
0,536401
0,559785
0,536401
0,536401
0,548137
0,401282
0,488559
0,512661
0,488559
0,476371
0,548137
0,46409
1,545144
1,383191
1,313609
Universitas Sumatera Utara
52
NO
22.
23.
24.
25.
26.
27.
28.
29.
30.
L
13,4
11,5
13,3
13,4
14
12,5
11,2
11,1
11,2
W
54,8
77,6
54,8
67,3
66,6
48,5
28,8
29,4
23,5
Total
log L
1,127105
1,060698
1,123852
1,127105
1,146128
1,09691
1,049218
1,045323
1,049218
26,59218
Log W
1,738781
1,889862
1,738781
1,828015
1,823474
1,685742
1,459392
1,468347
1,371068
29,98401
Log L*og
1,9597879
2,0045722
1,9541314
2,0603646
2,0899349
1,849107
1,5312209
1,5348972
1,4385491
30,153377
log L^2
1,270365
1,12508
1,263043
1,270365
1,313609
1,203212
1,100858
1,0927
1,100858
24,69712
Universitas Sumatera Utara
53
Lampiran 5. Perhitungan Analisis Isi Lambung
a. Perhitungan Panjang-Berat Ikan
log a =
∑ log W ×∑(log L)2 −∑ log L × ∑(log ×logW )
log a =
32,829 × 43,19625 – 28,93818 × 44,66238
log a =
log a =
N.∑(log L)2 −(∑ log L)2
22 ×43,19625 −837,4185
1418 ,09 – 1292,448
950,3176 −837,4185
125,6416
112,8991
log a = 1,112867
log b =
∑ log W –(N log a)
log b =
32,829 –1,112867
log b =
∑ log L
28,93818
31,71613
28,93818
log b = 1,095996
b. Ii ��� � � =
Ii Melosira =
�� � ��
∑ �� � ��
× 100
228,117 � 4
2160 ,92
Ii Melosira = 42,25
c. � =
pi =
pi =
�� − ��
�� + ��
;
E=
� 100
�1− � 1 +
�1+ � 1 +
�2− � 2 ……
�2+ � 2 ……
volume satu jenis macam makanan di perairan
total jenis macam organisme
132
= 1,17622
595
Universitas Sumatera Utara
54
ri =
total vol satu jenis macam makanan di lambung
x 100
total vol seluruh jenis makanan
ri =
56
× 100
3649
ri = 0,0926
� ��ℎ � ℎ� =
� ��ℎ � ℎ� =
ri − pi
ri + pi
0,0926 – 0,03458
0,0926 + 0,03458
� ��ℎ � ℎ� = 0,456
Universitas Sumatera Utara
55
Lampiran 6. Foto Jenis Makanan Ikan
Melosira sp.
Surirella sp.
Cosmarium sp.
Pediastrum sp.
Cyclotella sp.
Fragilaria sp.
Universitas Sumatera Utara